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Kofu weather & best time to visit

City break

Kofu at a glance

Best time
Apr – May, Oct – Nov
Warmest month
Aug · 32°
Sunshine a year
2,040 h
Rain a year
1,895 mm
Climate
Temperate
Time zone
UTC+9
Elevation
275 m

Climate in Kofu

Kofu has a temperate climate with warm summers and cool winters. August is the warmest month with average highs of 32 °C, while January is the coolest at 8 °C. With around 2,040 hours of sunshine a year, Kofu is moderately sunny; February is the sunniest month with 6.6 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Kofu

The best time to visit Kofu is from April to May and from October to November. In October, though, the typhoon season is at its peak: check the forecast before you go. For sightseeing, day trips and hiking, conditions are most comfortable in November. Rain is frequent in March and from June to September; the wettest month is July with 229 mm.

Kofu through the seasons

How the weather changes over the seasons, with averages for each.

Kofu in spring

Mar – May

62

Good

  • 14–25 °C by day
  • 6.1 h of sun a day
  • 42 rainy days in all

Kofu in summer

Jun – Aug

38

Poor

  • 27–32 °C by day
  • 4.8 h of sun a day
  • 58 rainy days in all

Kofu in autumn

Sep – Nov

60

Good

  • 17–28 °C by day
  • 4.9 h of sun a day
  • 43 rainy days in all

Kofu in winter

Dec – Feb

40

Fair

  • 8–11 °C by day
  • 6.5 h of sun a day
  • 25 rainy days in all

Which month for what?

Beach & swimming

No sea nearby

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

Nov

15–28 °C and not too much rain

Rainy months

Mar, Jun – Sep

Rainy season or more than 12 rainy days

Snow

Jan – Mar

Snow on 2 or more days

Find your perfect month

Tell us what you like and we rate every month in Kofu for you.

Sunshine
Little rain

Your best months: April – May, October

Based on the climate averages; tap a month to see its details.

Your holiday weather, at a glance

Weather in October

Weather in October

62

Holiday weather in October

Good

Best time to visit: April – May, October – November

October is the peak of the typhoon season Hurricane season

Keep in mindStorm season

A typical day in October

  1. Morning, 08:00: about 17°
  2. Midday, 13:00: about 22°
  3. Afternoon, 16:00: about 21°
  4. Evening, 20:00: about 17°
  5. Night, 23:00: about 15°

05:5117:12

Cool evenings: pack a jumper or a jacket.

Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.

Light for photos in October

Golden hour
Morning 05:35–06:25 · evening 16:37–17:27
Blue hour
Morning 05:25–05:35 · evening 17:27–17:37

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.

October in Kofu compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 25° at the start of the month to 19° at the end. The days get 1.0 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high25°19°
Night-time low16°10°
Daylight11.9 h10.8 h

What is the weather like in Kofu in October?

In October, Kofu is warm: daytime highs average 22 °C, and nights cool down to about 13 °C. Expect around 4.7 hours of sunshine a day. It rains often – on about 15 days, adding up to 220 mm. All in all, October is a good month for a holiday in Kofu.

More details for October

Daylight
11 h 21 min05:51 – 17:12
UV index
5 · moderateclear sky, noon (estimate)All months
Muggy days
1 daydew point 18 °C or moreAll months
Wind
8 km/haverage daily peakAll months
Cloud cover
68 %on averageAll months
Hot days
0 days30 °C or moreAll months
Snow days
0 days1 cm or more of fresh snowAll months
Time zone
UTC+9offset from UTC

How the score comes together

  • Temperatureweight 50 %100 %
  • Sunshineweight 20 %28 %
  • Few rainy daysweight 30 %21 %

Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.

What to pack in October

  • Sunscreen
  • A jumper for the evenings
  • Rain jacket or umbrella

Compare two months in Kofu

Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.

vs

April has the better holiday weather in Kofu: score 70 against 62. In April, days are 2 °C cooler than in October. April has one rainy day fewer. The sun shines 2 hours longer a day in April.

October vs April, Kofu
MonthOctoberApril
Holiday weather score6270better
Daytime high22°20°
Night-time low13°9°
Sunshine4.7 h6.2 hbetter
Rainy days1514better
Rainfall220 mm159 mmbetter
Muggy days10better

Based on the climate averages 1996–2025.

Kofu month by month

The typical weather for every month at a glance.

35January8° · 6.5 h

In January, Kofu is cold: daytime highs average 8 °C, and nights cool down to about 0 °C. The sun shines for around 6.5 hours a day. Rain falls on about 8 days, adding up to 72 mm. Snow falls on about 5 days. All in all, January is not an ideal month for a holiday in Kofu.

Kofu in January
37February10° · 6.6 h

In February, Kofu is cold: daytime highs average 10 °C, and nights cool down to about 0 °C. The sun shines for around 6.6 hours a day. Rain is frequent, with about 10 rainy days and 90 mm in total. Snow falls on about 5 days. All in all, February is not an ideal month for a holiday in Kofu.

Kofu in February
48March14° · 6.2 h

In March, Kofu is cool: daytime highs average 14 °C, and nights cool down to about 4 °C. Expect around 6.2 hours of sunshine a day. It rains often – on about 14 days, adding up to 154 mm. Snow falls on about 5 days. All in all, March is a so-so month for a holiday in Kofu.

Kofu in March
70April20° · 6.2 h

In April, Kofu is mild: daytime highs average 20 °C, and nights cool down to about 9 °C. Expect around 6.2 hours of sunshine a day. Rain is frequent, with about 14 rainy days and 159 mm in total. All in all, April is a good month for a holiday in Kofu.

Kofu in April
68May25° · 6.0 h

In May, Kofu is warm: daytime highs average 25 °C, and nights cool down to about 14 °C. Expect around 6.0 hours of sunshine a day. It rains often – on about 14 days, adding up to 168 mm. All in all, May is a good month for a holiday in Kofu.

Kofu in May
53June27° · 4.2 h

In June, Kofu is hot: daytime highs average 27 °C, and nights cool down to about 18 °C. Expect around 4.2 hours of sunshine a day. It rains often – on about 18 days, adding up to 216 mm. On about 6 days the thermometer climbs to 30 °C or more. All in all, June is a so-so month for a holiday in Kofu.

Kofu in June
32July31° · 4.8 h

In July, Kofu is hot: daytime highs average 31 °C, and even at night it stays warm at around 22 °C. Expect around 4.8 hours of sunshine a day. It rains often – on about 20 days, adding up to 229 mm. On about 19 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, July is not an ideal month for a holiday in Kofu.

Kofu in July
30August32° · 5.5 h

In August, Kofu is hot: daytime highs average 32 °C, and even at night it stays warm at around 22 °C. Expect around 5.5 hours of sunshine a day. It rains often – on about 19 days, adding up to 176 mm. On about 23 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is not an ideal month for a holiday in Kofu.

Kofu in August
53September28° · 4.3 h

In September, Kofu is hot: daytime highs average 28 °C, and nights cool down to about 19 °C. Expect around 4.3 hours of sunshine a day. It rains often – on about 17 days, adding up to 226 mm. On about 8 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, September is a so-so month for a holiday in Kofu.

Kofu in September
62October22° · 4.7 h

In October, Kofu is warm: daytime highs average 22 °C, and nights cool down to about 13 °C. Expect around 4.7 hours of sunshine a day. It rains often – on about 15 days, adding up to 220 mm. All in all, October is a good month for a holiday in Kofu.

Kofu in October
66November17° · 5.6 h

In November, Kofu is mild: daytime highs average 17 °C, and nights cool down to about 7 °C. Expect around 5.6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 110 mm in total. All in all, November is a good month for a holiday in Kofu.

Kofu in November
49December11° · 6.4 h

In December, Kofu is cool: daytime highs average 11 °C, and nights cool down to about 3 °C. Expect around 6.4 hours of sunshine a day. Rain falls on about 8 days, adding up to 73 mm. Snow falls on about 2 days. All in all, December is a so-so month for a holiday in Kofu.

Kofu in December

Climate in detail

Year & climate table

Climate through the year

Long-term monthly averages. Tap a month to see its details.

Best time to visit

Nights and sleep in Kofu

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°
  • muggy month (15+ muggy days)

CoolOctober: nights around 13°. A duvet at night and a jumper for the evening. Muggy on about 1 day (dew point 18 °C or more).

The coolest nights are in January (0°), the warmest in August (22°). Tropical nights of 20 °C and more are the rule from July to August; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) in June and in September. Nights fall below 8 °C on average from November to March, so the room should be heated. It is muggy (dew point 18 °C or more) on about 88 days a year, mostly from July to September.

Temperatures through the year

Average daytime high, night-time low and sea temperature per month.

OctoberDay 22°Night 13°
DayNight
MonthScoreDayNightSunRain daysRain mm
JanuaryJan358°0°6.5 h872
FebruaryFeb3710°0°6.6 h1090
MarchMar4814°4°6.2 h14154
AprilApr7020°9°6.2 h14159
MayMay6825°14°6.0 h14168
JuneJun5327°18°4.2 h18216
JulyJul3231°22°4.8 h20229
AugustAug3032°22°5.5 h19176
SeptemberSep5328°19°4.3 h17226
OctoberOct6222°13°4.7 h15220
NovemberNov6617°7°5.6 h11110
DecemberDec4911°3°6.4 h873

Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), 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

35.67° N, 138.57° E · 275 m · Asia/Tokyo

Sunshine
Sunshine

Sunshine hours in Kofu

Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.

Per year
2,040 hours
Sunniest month
Feb · 6.6 h a day
Least sunshine
Jun · 4.2 h a day
OctoberSunshine 4.7 hDaylight 11.3 hShare of daylight 42 %
SunshineDaylight

In October, the sun shines for about 4.7 of 11.3 hours of daylight in Kofu, 42 % of the daylight hours.

Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.

Rain
Rain

Rain in Kofu: 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.

Per year
1,895 mm on 168 days
Wettest month
Jul · 229 mm
Driest month
Jan · 72 mm
OctoberRainy days 15Rainfall 220 mm

In October, Kofu has about 15 rainy days with 220 mm of rain in total.

UV index
Sun protection

UV index in Kofu

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 60 min

Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, 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.

Wind & clouds
Wind & clouds

Wind and clouds in Kofu

How breezy and how cloudy Kofu 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.

Year average
9 km/h · light breeze or less
Windiest month
Apr · 10 km/h
Calmest month
Oct · 8 km/h
OctoberWind 8 km/hBeaufort 2

In October, the wind in Kofu typically peaks at 8 km/h during the day: Beaufort 2, light breeze or less.

Clouds

Average share of the sky covered by cloud, day and night.

Year average
63 % · variable cloud
Clearest month
Jan · 39 %
Cloudiest month
Jun · 84 %
OctoberCloud cover 68 %Sunshine 4.7 h

In October, cloud covers on average 68 % of the sky over Kofu: mostly cloudy, with about 4.7 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 & humidity
Heat & humidity

Heat and humidity in Kofu

How often the day gets hot in Kofu (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.

Hot days a year
58 days
Hottest month
Aug · 32 °C
Hot months
Jul – Aug

Heat calendar

  • pleasant
  • some hot or muggy days
  • often muggy
  • often hot
  • hot and muggy
OctoberHot days (30 °C+) 0Daytime high 22 °C

In October, Kofu has about 0 hot days, with an average daytime high of 22 °C: pleasant. Heat plays no part this month.

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

Snow
Snow

Snow in Kofu

When Kofu is likely to be white: the chance of seeing snow during a week's stay, the days with fresh snow and how much falls. Tap a month to select it.

Snow days a year
18 days
Fresh snow a year
96 cm
Snowy months
Feb

Snow calendar

  • hardly any
  • possible
  • likely
  • very likely
OctoberDays with fresh snow 0Fresh snow 0 cmChance of snow 0 / 100

In October, it hardly ever snows in Kofu.

Snow days bring at least 1 cm of fresh snow. Fresh snow comes from ERA5 snowfall (1996–2025) at the height of the place, not on the slopes above it; the snow chance also weighs whether the snow settles. An estimate from climate averages, not a snow report.

Planning a trip to Kofu

Weather for your travel dates

Pick your arrival and length of stay, and we sum up the weather to expect.

Kofu 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.

Kofu has its best school-holiday weather during May half-term (score 65) and its weakest during the summer holidays (score 31).

  • Easter holidays

    Mar – Apr

    63

    Good

    • 18 °C by day
    • 6.2 h of sun a day
    • 14 rainy days a month

    Keep in mind: Frequent rain, Snow

  • May half-term

    May – Jun

    65

    GoodBest holidays

    • 25 °C by day
    • 5.6 h of sun a day
    • 15 rainy days a month
  • Summer holidays

    Jul – Aug

    31

    Poor

    • 31 °C by day
    • 5.3 h of sun a day
    • 20 rainy days a month

    Keep in mind: Frequent rain, Storm season

  • October half-term

    Oct

    62

    Good

    • 22 °C by day
    • 4.7 h of sun a day
    • 15 rainy days a month

    Keep in mind: Storm season

  • Christmas holidays

    Dec – Jan

    42

    Fair

    • 10 °C by day
    • 6.5 h of sun a day
    • 8 rainy days a month

    Keep in mind: Snow

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 12 h
Distance
9,540 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.

Good to know: Japan

Currency
Japanese Yen (JPY)
Language
Japanese
Sockets
Type A, B · 100 V
Traffic
Drives on the left
Dialling code
+81

UK plugs need a travel adapter

Only 100 V: chargers marked 100–240 V work, other devices need a voltage converter.

Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.

Storm season

Kofu 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.

  1. January
  2. February
  3. March
  4. April
  5. May
  6. June: Season
  7. July: Season
  8. August: Peak
  9. September: Peak
  10. October: Peak
  11. November: Season
  12. December

Official season dates of the regional warning centres (NOAA, JMA, IMD, Météo-France, BoM, Fiji Meteorological Service); not a forecast.

Compare & alternatives

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Kofu compared

Put Kofu side by side with another destination.

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Kofu vs Fuji

In October the holiday weather in Kofu and Fuji is about equally good (score 62 vs 65). During the day Fuji is 1 °C warmer than Kofu.

Kofu vs Fuji, in October
in OctoberKofuFuji
Holiday weather score6265
Daytime high22°23°
Seano sea nearby23°
Sunshine5 h5 h
Rainy days1514
Best timeApr – May, Oct – NovApr – May, Oct – Nov

Through the year

OctoberKofu 22°Fuji 23°
KofuFuji
Go to Fuji, Japan
Best places in the country
Ranking

Japan in October: the best places

In October, Kofu ranks 22 among the 31 nearest destinations in this country.

  1. Iwata24°24°69
  2. 2Hamamatsu24°24°69
  3. 3Karuizawa18°68
  4. 4Takasaki22°68
  5. 5Maebashi22°68
  6. 6Sano22°68
  7. 7Kawagoe22°67
  8. 8Fuji23°23°65
  9. 22KofuThis page22°62
All destinations: Japan
Places nearby

Near Kofu

Other destinations close by.

Places with a similar climate

Places with a climate like Kofu

Destinations whose weather through the year is closest to Kofu's – good alternatives.

  1. 86 % similar62UtsunomiyaJapan21°Best time: Apr – May, Oct – Nov
  2. 82 % similar73GifuJapan23°Best time: Apr – Jun, Oct – Nov
  3. 81 % similar71IgaJapan22°Best time: Apr – Jun, Oct – Nov
  4. 80 % similar65NaritaJapan23°Best time: Apr – Jun, Oct – Nov

Frequently asked questions about Kofu

When is the best time to visit Kofu?

The best time to visit Kofu is from April to May and from October to November. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

What is the warmest month in Kofu?

August is the warmest month, with average highs of 32 °C and nights around 22 °C. January is the coolest month at 8 °C.

When does it rain most in Kofu?

Rain is frequent in March and from June to September; the wettest month is July with 229 mm. The driest month is January with 72 mm.

How many hours of sunshine does Kofu get?

Kofu gets around 2,040 hours of sunshine a year. The sunniest month is February with 6.6 hours a day; in June there are 4.2 hours a day.

What time zone is Kofu in?

Kofu is on UTC+9 all year.

How long is the flight from London to Kofu?

A nonstop flight from London to Kofu takes about 12 h, for a straight-line distance of about 9,540 km. Most routes need a change of planes, which adds time.

When is typhoon season in Kofu?

Kofu 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 Kofu?

Kofu has its best school-holiday weather during May half-term (score 65) and its weakest during the summer holidays (score 31). Holiday ratings (0–100): Easter holidays 63, May half-term 65, summer holidays 31, October half-term 62, Christmas holidays 42.