AI-generatedItsukushima at a glance
- Best time
- Jul – Sep
- Warmest month
- Aug · 29°
- Warmest sea
- Aug · 26.5°
- Sunshine a year
- 2,040 h
- Rain a year
- 1,520 mm
- Climate
- Temperate
- Time zone
- UTC+9
- Elevation
- 9 m
Climate in Itsukushima
Itsukushima has a temperate climate with warm summers and cool winters. August is the warmest month with average highs of 29 °C, while January is the coolest at 9 °C. With around 2,040 hours of sunshine a year, Itsukushima is moderately sunny; May is the sunniest month with 6.8 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Good
Best time to visit: July – September
October is the peak of the typhoon season
Good forSightseeing & walks
Keep in mindStorm season
A typical day in October
- Morning, 08:00: about 19°
- Midday, 13:00: about 22°
- Afternoon, 16:00: about 21°
- Evening, 20:00: about 20°
- Night, 23:00: about 19°
06:1517:38
Pleasant evenings; a light layer can help.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 05:59–06:49 · evening 17:04–17:53
- Blue hour
- Morning 05:50–05:59 · evening 17:53–18:03
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
What is the weather like in Itsukushima in October?
In October, Itsukushima is warm: daytime highs average 22 °C, and nights cool down to about 18 °C. The sea averages 23.3 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. Rain falls on about 8 days, adding up to 111 mm. All in all, October is a good month for a holiday in Itsukushima.
More details for October
- Daylight
- 11 h 23 min06:15 – 17:38
- UV index
- 5 · moderateclear sky, noon (estimate)All months
- Muggy days
- 5 daysdew point 18 °C or moreAll months
- Wind
- 19 km/haverage daily peakAll months
- Cloud cover
- 49 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+9Asia/Tokyo
How the score comes together
- Temperatureweight 35 %45 %
- Seaweight 25 %90 %
- Sunshineweight 20 %47 %
- Few rainy daysweight 20 %71 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in October
- Swimwear
- Sunscreen
- Rain jacket or umbrella
Sea temperature in Itsukushima
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 22.5 – 23.9 °C
Swimming season: Jun – Nov
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Itsukushima ranges from 12.5 °C in February to 26.5 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to November.
From October to February the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in August, eight out of ten years were between 25.0 and 27.7 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 14.1° | 12.2° | 16.1° | cold |
| FebruaryFeb | 12.5° | 10.7° | 15.2° | cold |
| MarchMar | 12.6° | 10.6° | 15.7° | cold |
| AprilApr | 14.2° | 12.2° | 16.7° | cold |
| MayMay | 16.9° | 15.3° | 18.3° | cold |
| JuneJun | 20.4° | 19.3° | 21.6° | refreshing |
| JulyJul | 24.2° | 22.8° | 25.7° | pleasant |
| AugustAug | 26.5° | 25.0° | 27.7° | warm |
| SeptemberSep | 25.5° | 24.4° | 26.6° | pleasant |
| OctoberOct | 23.3° | 22.5° | 23.9° | pleasant |
| NovemberNov | 20.4° | 19.9° | 20.9° | refreshing |
| DecemberDec | 16.9° | 15.5° | 17.6° | cold |
Sunshine hours in Itsukushima
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 5.8 of 11.4 hours of daylight in Itsukushima, 51 % of the day.
Sunshine hours: measured at the weather station 17 km away, averages 1991–2020 (WMO climate normals). Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Itsukushima
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 5 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.
The sun is strongest in June (UV 11).
Minutes until sunburn in October
- Very fair skin
- about 25 min
- Fair skin
- about 30 min
- Light brown skin
- about 45 min
- Olive skin
- about 55 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Rain in Itsukushima: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Itsukushima has about 8 rainy days with 111 mm of rain in total.
Wind and clouds in Itsukushima
How breezy and how cloudy Itsukushima is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Itsukushima typically peaks at 19 km/h during the day: Beaufort 3, light breeze.
Breezy months for windsurfing and kiting
From Beaufort 4 (20 km/h) the daily breeze is usually enough for windsurfing and often for kiting: Dec – Mar.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 49 % of the sky over Itsukushima: variable cloud, with about 5.8 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Itsukushima
How often the day gets hot in Itsukushima (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Itsukushima has about 0 hot days, with an average daytime high of 22 °C: some hot or muggy days. Single hot or muggy days are possible; a hat and water bottle are enough.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Itsukushima
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Cold 0–8°
- Cool 8–15°
- Pleasant 15–20°
- Warm 20–24°
- Hot 24° and more
- muggy month (10+ muggy days)
PleasantOctober: nights around 18°. Ideal for sleeping, often with the window open. Muggy on about 5 days (dew point 18 °C or more).
The coolest nights are in January (5°), the warmest in August (25°). Tropical nights of 20 °C and more are the rule from June to September; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) in May and in October. Nights fall below 8 °C on average from January to February, so the room should be heated. It is muggy (dew point 18 °C or more) on about 107 days a year, mostly from June to September.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sea | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|---|
| JanuaryJan | 22 | 9° | 5° | 14.1° | 4.5 h | 6 | 51 |
| FebruaryFeb | 21 | 10° | 5° | 12.5° | 5.0 h | 8 | 72 |
| MarchMar | 21 | 13° | 8° | 12.6° | 5.7 h | 10 | 118 |
| AprilApr | 23 | 17° | 12° | 14.2° | 6.4 h | 10 | 137 |
| MayMay | 33 | 20° | 16° | 16.9° | 6.8 h | 10 | 161 |
| JuneJun | 53 | 24° | 20° | 20.4° | 5.2 h | 13 | 222 |
| JulyJul | 76 | 27° | 24° | 24.2° | 5.6 h | 13 | 210 |
| AugustAug | 82 | 29° | 25° | 26.5° | 6.7 h | 11 | 139 |
| SeptemberSep | 78 | 26° | 23° | 25.5° | 5.6 h | 11 | 168 |
| OctoberOct | 62 | 22° | 18° | 23.3° | 5.8 h | 8 | 111 |
| NovemberNov | 35 | 17° | 13° | 20.4° | 5.1 h | 7 | 75 |
| DecemberDec | 21 | 11° | 8° | 16.9° | 4.5 h | 7 | 58 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
34.30° N, 132.32° E · 9 m · Asia/Tokyo
Best time to visit Itsukushima
The best time to visit Itsukushima is from July to September. For a beach holiday with the sea above 21 °C, go from August to September. For sightseeing, day trips and hiking, conditions are most comfortable from April to May and from September to November. Rain is most frequent from June to July; the wettest month is June with 222 mm.
Itsukushima through the seasons
How the weather changes over the seasons, with averages for each.
Itsukushima in spring
Mar – May
Poor
- 13–20 °C by day
- Sea 15 °C
- 6 h of sun a day
- 30 rainy days in all
Itsukushima in summer
Jun – Aug
Good
- 24–29 °C by day
- Sea 24 °C
- 6 h of sun a day
- 37 rainy days in all
Itsukushima in autumn
Sep – Nov
Fair
- 17–26 °C by day
- Sea 23 °C
- 6 h of sun a day
- 26 rainy days in all
Itsukushima in winter
Dec – Feb
Poor
- 9–11 °C by day
- Sea 15 °C
- 5 h of sun a day
- 21 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Itsukushima for you.
Your best months: July – September
Based on the climate averages; tap a month to see its details.
Compare two months in Itsukushima
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
August has the better holiday weather in Itsukushima: score 82 against 62. In August, days are 7 °C warmer than in October. The sea is 3 °C warmer in August. August has 3 more rainy days. The sun shines an hour longer a day in August.
| Month | October | August |
|---|---|---|
| Weather score | 62 | 82better |
| Day high | 22° | 29° |
| Night low | 18° | 25° |
| Sea | 23.3° | 26.5° |
| Sunshine | 5.8 h | 6.7 hbetter |
| Rainy days | 8better | 11 |
| Rainfall | 111 mmbetter | 139 mm |
| Muggy days | 5better | 31 |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
Aug – Sep
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Apr – May, Sep – Nov
15–28 °C and not too much rain
Rainy months
Jun – Jul
12 or more rainy days
Itsukushima month by month
The typical weather for every month at a glance.
22January9° · Sea 14° · 5 h
In January, Itsukushima is cold: daytime highs average 9 °C, and nights cool down to about 5 °C. The sea averages 14.1 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. Rain falls on about 6 days, adding up to 51 mm. All in all, January is not an ideal month for a holiday in Itsukushima.
Itsukushima in January21February10° · Sea 13° · 5 h
In February, Itsukushima is cold: daytime highs average 10 °C, and nights cool down to about 5 °C. The sea averages 12.5 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. Rain falls on about 8 days, adding up to 72 mm. All in all, February is not an ideal month for a holiday in Itsukushima.
Itsukushima in February21March13° · Sea 13° · 6 h
In March, Itsukushima is cool: daytime highs average 13 °C, and nights cool down to about 8 °C. The sea averages 12.6 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 118 mm in total. All in all, March is not an ideal month for a holiday in Itsukushima.
Itsukushima in March23April17° · Sea 14° · 6 h
In April, Itsukushima is mild: daytime highs average 17 °C, and nights cool down to about 12 °C. The sea averages 14.2 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 137 mm in total. All in all, April is not an ideal month for a holiday in Itsukushima.
Itsukushima in April33May20° · Sea 17° · 7 h
In May, Itsukushima is mild: daytime highs average 20 °C, and nights cool down to about 16 °C. The sea averages 16.9 °C – swimming is only for the hardy. The sun shines for around 7 hours a day. Rain is frequent, with about 10 rainy days and 161 mm in total. All in all, May is not an ideal month for a holiday in Itsukushima.
Itsukushima in May53June24° · Sea 20° · 5 h
In June, Itsukushima is warm: daytime highs average 24 °C, and nights cool down to about 20 °C. The sea averages 20.4 °C – refreshing for a swim. Expect around 5 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 222 mm in total. The air is often humid and muggy. All in all, June is a so-so month for a holiday in Itsukushima.
Itsukushima in June76July27° · Sea 24° · 6 h
In July, Itsukushima is hot: daytime highs average 27 °C, and even at night it stays warm at around 24 °C. The sea averages 24.2 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 210 mm in total. The air is often humid and muggy. All in all, July is a good month for a holiday in Itsukushima.
Itsukushima in July82August29° · Sea 27° · 7 h
In August, Itsukushima is hot: daytime highs average 29 °C, and even at night it stays warm at around 25 °C. The sea averages 26.5 °C – lovely and warm for swimming. The sun shines for around 7 hours a day. Rain is frequent, with about 11 rainy days and 139 mm in total. On about 7 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is an excellent month for a holiday in Itsukushima.
Itsukushima in August78September26° · Sea 26° · 6 h
In September, Itsukushima is warm: daytime highs average 26 °C, and even at night it stays warm at around 23 °C. The sea averages 25.5 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 168 mm in total. The air is often humid and muggy. All in all, September is a good month for a holiday in Itsukushima.
Itsukushima in September62October22° · Sea 23° · 6 h
In October, Itsukushima is warm: daytime highs average 22 °C, and nights cool down to about 18 °C. The sea averages 23.3 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. Rain falls on about 8 days, adding up to 111 mm. All in all, October is a good month for a holiday in Itsukushima.
Itsukushima in October35November17° · Sea 20° · 5 h
In November, Itsukushima is mild: daytime highs average 17 °C, and nights cool down to about 13 °C. The sea averages 20.4 °C – refreshing for a swim. Expect around 5 hours of sunshine a day. Rain falls on about 7 days, adding up to 75 mm. All in all, November is not an ideal month for a holiday in Itsukushima.
Itsukushima in November21December11° · Sea 17° · 5 h
In December, Itsukushima is cool: daytime highs average 11 °C, and nights cool down to about 8 °C. The sea averages 16.9 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. Rain falls on about 7 days, adding up to 58 mm. All in all, December is not an ideal month for a holiday in Itsukushima.
Itsukushima in DecemberItsukushima compared
Put Itsukushima side by side with another destination.
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Itsukushima vs. Hiroshima
In October the holiday weather in Itsukushima and Hiroshima is about equally good (score 62 vs. 63). During the day it is about as warm in Hiroshima as in Itsukushima. The sea is about equally warm.
| in October | Itsukushima | Hiroshima |
|---|---|---|
| Holiday score | 62 | 63 |
| Daytime high | 22° | 22° |
| Sea | 23° | 23° |
| Sunshine | 6 h | 6 h |
| Rainy days | 8 | 8 |
| Best time | Jul – Sep | Apr – Jul, Sep – Nov |
Through the year
Japan in October: the best places
In October, Itsukushima ranks 26 among the 31 nearest destinations in this country.
- Hiroshima22°23°81
- 2Fukuoka22°23°81
- 3Nagasaki23°24°81
- 4Kumamoto23°23°80
- 5Kitakyūshū22°23°79
- 6Okayama22°24°78
- 7Kagoshima24°26°77
- 8Okinawa26°27°77
- 26ItsukushimaThis page22°23°62
Planning a trip to Itsukushima
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Itsukushima in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Itsukushima has its best school-holiday weather during the summer holidays (score 80) and its weakest during the Easter holidays (score 22).
- 22
Easter holidays
Mar – Apr
Poor
- 15 °C by day
- Sea 14 °C
- 6.2 h of sun a day
- 10 rainy days a month
- 37
May half-term
May – Jun
Poor
- 21 °C by day
- Sea 18 °C
- 6.5 h of sun a day
- 10 rainy days a month
Good for: Sightseeing & walks
- 80
Summer holidays
Jul – Aug
ExcellentBest holidays
- 28 °C by day
- Sea 26 °C
- 6.3 h of sun a day
- 12 rainy days a month
Keep in mind: Frequent rain, Storm season
- 62
October half-term
Oct
Good
- 22 °C by day
- Sea 23 °C
- 5.8 h of sun a day
- 8 rainy days a month
Good for: Sightseeing & walks
Keep in mind: Storm season
- 22
Christmas holidays
Dec – Jan
Poor
- 10 °C by day
- Sea 16 °C
- 4.5 h of sun a day
- 6 rainy days a month
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 11 h 50 min
- Distance
- 9,420 km
- Time zone
- UTC+9
- Jet lag
- About 8 days (8 h east)
Rule of thumb for flying east: for a few days before, go to bed and get up a little earlier, and get plenty of morning light at your destination.
Most routes need a change of planes, which adds time.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Storm season
Itsukushima lies in an area that Pacific typhoons can reach. The typhoon season runs from June to November, with most storms from August to October. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
- January
- February
- March
- April
- May
- June: Season
- July: Season
- August: Peak
- September: Peak
- October: Peak
- November: Season
- December
Official season dates of the regional warning centres (NOAA, JMA, IMD, Météo-France, BoM); not a forecast.
Frequently asked questions about Itsukushima
When is the best time to visit Itsukushima?
The best time to visit Itsukushima is from July to September. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Itsukushima?
The sea temperature in Itsukushima ranges from 12.5 °C in February to 26.5 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to November.
Can you swim in Itsukushima in October?
Yes. In October the sea averages 23.3 °C – pleasant for swimming.
What is the warmest month in Itsukushima?
August is the warmest month, with average highs of 29 °C and nights around 25 °C. January is the coolest month at 9 °C.
When does it rain most in Itsukushima?
Rain is most frequent from June to July; the wettest month is June with 222 mm. The driest month is January with 51 mm.
How many hours of sunshine does Itsukushima get?
Itsukushima gets around 2,040 hours of sunshine a year. The sunniest month is May with 6.8 hours a day; in January there are 4.5 hours a day.
What time zone is Itsukushima in?
Itsukushima uses the time zone Asia/Tokyo, at UTC+9 all year.
How long is the flight from London to Itsukushima?
A nonstop flight from London to Itsukushima takes about 11 h 50 min, for a straight-line distance of about 9,420 km. Most routes need a change of planes, which adds time.
When is typhoon season in Itsukushima?
Itsukushima lies in an area that Pacific typhoons can reach. The typhoon season runs from June to November, with most storms from August to October. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
Which school holidays are best for Itsukushima?
Itsukushima has its best school-holiday weather during the summer holidays (score 80) and its weakest during the Easter holidays (score 22). Holiday ratings (0–100): Easter holidays 22, May half-term 37, Summer holidays 80, October half-term 62, Christmas holidays 22.
Near Itsukushima
Other destinations close by.
Places with a climate like Itsukushima
Destinations whose weather through the year is closest to Itsukushima's – good alternatives.