AI-generatedHailuoto at a glance
- Best time
- Jun – Aug
- Warmest month
- Jul · 21°
- Warmest sea
- Aug · 15.9°
- Sunshine a year
- 1,810 h
- Rain a year
- 567 mm
- Climate
- Continental
- Time zone
- UTC+2 / UTC+3
- Elevation
- 10 m
Climate in Hailuoto
Hailuoto has mild to warm summers and cold winters with occasional snow. July is the warmest month with average highs of 21 °C, while February is the coolest at −5 °C. With around 1,810 hours of sunshine a year, Hailuoto is moderately sunny; June is the sunniest month with 10.2 hours a day.
Holiday weather through the year
Best time to visit Hailuoto
The best time to visit Hailuoto is from June to August. The sea stays too cool for a classic beach holiday: even in August it only reaches 15.9 °C. For sightseeing, day trips and hiking, conditions are most comfortable in June. The wettest month is July with 77 mm of precipitation.
Hailuoto through the seasons
How the weather changes over the seasons, with averages for each.
Hailuoto in spring
Mar – May
Fair
- −1–12 °C by day
- Sea 1 °C
- 7.0 h of sun a day
- 24 rainy days in all
Hailuoto in summer
Jun – Aug
Excellent
- 17–21 °C by day
- Sea 14 °C
- 9.1 h of sun a day
- 34 rainy days in all
Hailuoto in autumn
Sep – Nov
Poor
- 2–13 °C by day
- Sea 8 °C
- 2.7 h of sun a day
- 33 rainy days in all
Hailuoto in winter
Dec – Feb
Poor
- −5–−2 °C by day
- Sea 0 °C
- 1.0 h of sun a day
- 27 rainy days in all
Which month for what?
Beach & swimming
No month
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Jun
15–28 °C and not too much rain
Snow
Nov – Apr
Snow on 2 or more days
Find your perfect month
Tell us what you like and we rate every month in Hailuoto for you.
Your best months: July
Based on the climate averages; tap a month to see its details.
Weather in October
Weather in October
Holiday weather in October
Poor
Best time to visit: June – August
Where to go in OctoberSea temperature in October
A typical day in October
- Morning, 08:00: about 1°
- Midday, 13:00: about 6°
- Afternoon, 16:00: about 6°
- Evening, 20:00: about 4°
- Night, 23:00: about 3°
08:1118:03
Cold evenings: bring a warm jacket.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 07:40–09:23 · evening 16:51–18:34
- Blue hour
- Morning 07:20–07:40 · evening 18:34–18:53
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 Hailuoto compared with home
Loading the climate at home …
Early or late October?
In October, daytime highs fall from about 9° at the start of the month to 4° at the end. The sea cools from 10° to 6°. The days get 3.4 h shorter.
| October | 1 Oct | 31 Oct |
|---|---|---|
| Daytime high | 9° | 4° |
| Night-time low | 3° | −1° |
| Sea | 10° | 6° |
| Daylight | 11.4 h | 8.1 h |
What is the weather like in Hailuoto in October?
In October, Hailuoto is cold: daytime highs average 6 °C, and nights cool down to about 1 °C. The sea averages 7.9 °C – swimming is only for the hardy. The sun is scarce, with only about 2.5 hours a day. Rain is frequent, with about 11 rainy days and 57 mm in total. All in all, October is not an ideal month for a holiday in Hailuoto.
More details for October
- Daylight
- 9 h 52 min08:11 – 18:03
- UV index
- 0 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 23 km/haverage daily peakAll months
- Cloud cover
- 76 %on averageAll months
- Hot days
- 0 days30 °C or more
- Snow days
- 1 day1 cm or more of fresh snowAll months
- Time zone
- UTC+3offset from UTC
How the score comes together
- Temperatureweight 50 %0 %
- Sunshineweight 20 %0 %
- Few rainy daysweight 30 %50 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Nature escape”.
What to pack in October
- Warm jacket
- Rain jacket or umbrella
Compare two months in Hailuoto
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
June has the better holiday weather in Hailuoto: score 88 against 15. In June, days are 11 °C warmer than in October. The sea is 2 °C warmer in June. June has one rainy day fewer. The sun shines 8 hours longer a day in June.
| Month | October | June |
|---|---|---|
| Holiday weather score | 15 | 88better |
| Daytime high | 6° | 17° |
| Night-time low | 1° | 8° |
| Sea | 7.9° | 10.2° |
| Sunshine | 2.5 h | 10.2 hbetter |
| Rainy days | 11 | 10better |
| Rainfall | 57 mm | 53 mm |
Based on the climate averages 1996–2025.
Hailuoto month by month
The typical weather for every month at a glance.
20January−4° · Sea 0° · 0.6 h
In January, Hailuoto is bitterly cold: daytime highs average −4 °C, and nights often drop below freezing (−11 °C). The sea averages 0.0 °C – swimming is only for the hardy. The sun is scarce, with only about 0.6 hours a day. Precipitation falls on about 9 days, totalling 33 mm; on about 7 of them it snows. All in all, January is not an ideal month for a holiday in Hailuoto.
Hailuoto in January22February−5° · Sea 0° · 2.5 h
In February, Hailuoto is bitterly cold: daytime highs average −5 °C, and nights often drop below freezing (−12 °C). The sea averages −0.3 °C – swimming is only for the hardy. The sun is scarce, with only about 2.5 hours a day. Precipitation falls on about 8 days, totalling 29 mm; on about 7 of them it snows. All in all, February is not an ideal month for a holiday in Hailuoto.
Hailuoto in February30March−1° · Sea 0° · 4.9 h
In March, Hailuoto is bitterly cold: daytime highs average −1 °C, and nights often drop below freezing (−8 °C). The sea averages −0.2 °C – swimming is only for the hardy. Expect around 4.9 hours of sunshine a day. Precipitation falls on about 7 days, totalling 26 mm; on about 6 of them it snows. All in all, March is not an ideal month for a holiday in Hailuoto.
Hailuoto in March36April5° · Sea 0° · 7.1 h
In April, Hailuoto is cold: daytime highs average 5 °C, and nights often drop below freezing (−3 °C). The sea averages 0.2 °C – swimming is only for the hardy. The sun shines for around 7.1 hours a day. Rain falls on about 8 days, adding up to 31 mm. Snow falls on about 3 days. All in all, April is not an ideal month for a holiday in Hailuoto.
Hailuoto in April61May12° · Sea 3° · 8.9 h
In May, Hailuoto is cool: daytime highs average 12 °C, and nights cool down to about 3 °C. The sea averages 2.8 °C – swimming is only for the hardy. The sun shines for around 8.9 hours a day. Rain is frequent, with about 9 rainy days and 45 mm in total. All in all, May is a good month for a holiday in Hailuoto.
Hailuoto in May88June17° · Sea 10° · 10.2 h
In June, Hailuoto is mild: daytime highs average 17 °C, and nights cool down to about 8 °C. The sea averages 10.2 °C – swimming is only for the hardy. With around 10.2 hours of sunshine a day, there is plenty of sun. Rain is frequent, with about 10 rainy days and 53 mm in total. All in all, June is an excellent month for a holiday in Hailuoto.
Hailuoto in June82July21° · Sea 16° · 9.5 h
In July, Hailuoto is mild: daytime highs average 21 °C, and nights cool down to about 11 °C. The sea averages 15.5 °C – swimming is only for the hardy. With around 9.5 hours of sunshine a day, there is plenty of sun. Rain is frequent, with about 12 rainy days and 77 mm in total. All in all, July is an excellent month for a holiday in Hailuoto.
Hailuoto in July78August19° · Sea 16° · 7.5 h
In August, Hailuoto is mild: daytime highs average 19 °C, and nights cool down to about 10 °C. The sea averages 15.9 °C – swimming is only for the hardy. The sun shines for around 7.5 hours a day. Rain is frequent, with about 12 rainy days and 71 mm in total. All in all, August is a good month for a holiday in Hailuoto.
Hailuoto in August50September13° · Sea 13° · 4.9 h
In September, Hailuoto is cool: daytime highs average 13 °C, and nights cool down to about 6 °C. The sea averages 12.5 °C – swimming is only for the hardy. Expect around 4.9 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 58 mm in total. All in all, September is a so-so month for a holiday in Hailuoto.
Hailuoto in September15October6° · Sea 8° · 2.5 h
In October, Hailuoto is cold: daytime highs average 6 °C, and nights cool down to about 1 °C. The sea averages 7.9 °C – swimming is only for the hardy. The sun is scarce, with only about 2.5 hours a day. Rain is frequent, with about 11 rainy days and 57 mm in total. All in all, October is not an ideal month for a holiday in Hailuoto.
Hailuoto in October15November2° · Sea 4° · 0.8 h
In November, Hailuoto is bitterly cold: daytime highs average 2 °C, and nights often drop below freezing (−3 °C). The sea averages 4.0 °C – swimming is only for the hardy. The sun is scarce, with only about 0.8 hours a day. Precipitation falls on about 11 days, totalling 46 mm; on about 5 of them it snows. All in all, November is not an ideal month for a holiday in Hailuoto.
Hailuoto in November16December−2° · Sea 1° · 0.0 h
In December, Hailuoto is bitterly cold: daytime highs average −2 °C, and nights often drop below freezing (−8 °C). The sea averages 1.4 °C – swimming is only for the hardy. There is practically no direct sunshine: the sun barely rises above the horizon. Precipitation falls on about 11 days, totalling 41 mm; on about 7 of them it snows. All in all, December is not an ideal month for a holiday in Hailuoto.
Hailuoto in DecemberClimate in detail
Year & climate table
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Hailuoto
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Frost below 0°
- Cold 0–8°
- Cool 8–15°
ColdOctober: nights around 1°. The room should be heated.
The coolest nights are in February (−12°), the warmest in July (11°). Nights fall below 8 °C on average from September to May, so the room should be heated.
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 | 20 | −4° | −11° | 0.0° | 0.6 h | 9 | 33 |
| FebruaryFeb | 22 | −5° | −12° | −0.3° | 2.5 h | 8 | 29 |
| MarchMar | 30 | −1° | −8° | −0.2° | 4.9 h | 7 | 26 |
| AprilApr | 36 | 5° | −3° | 0.2° | 7.1 h | 8 | 31 |
| MayMay | 61 | 12° | 3° | 2.8° | 8.9 h | 9 | 45 |
| JuneJun | 88 | 17° | 8° | 10.2° | 10.2 h | 10 | 53 |
| JulyJul | 82 | 21° | 11° | 15.5° | 9.5 h | 12 | 77 |
| AugustAug | 78 | 19° | 10° | 15.9° | 7.5 h | 12 | 71 |
| SeptemberSep | 50 | 13° | 6° | 12.5° | 4.9 h | 11 | 58 |
| OctoberOct | 15 | 6° | 1° | 7.9° | 2.5 h | 11 | 57 |
| NovemberNov | 15 | 2° | −3° | 4.0° | 0.8 h | 11 | 46 |
| DecemberDec | 16 | −2° | −8° | 1.4° | 0.0 h | 11 | 41 |
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
65.01° N, 24.71° E · 10 m · Europe/Helsinki
Sea temperature
Sea temperature in Hailuoto
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 6.8 – 9.2 °C
Swimming season: Always below 20 °C
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Hailuoto ranges from −0.3 °C in February to 15.9 °C in August. Even at its warmest the sea stays below 20 °C, so swimming is bracing at best.
The sea warms up slowly: it is warmest in August, while the air already peaks in July. From October to March 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 14.0 and 17.3 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 0.0° | −0.5° | 0.6° | cold |
| FebruaryFeb | −0.3° | −0.9° | 0.1° | cold |
| MarchMar | −0.2° | −0.6° | 0.3° | cold |
| AprilApr | 0.2° | −0.1° | 0.7° | cold |
| MayMay | 2.8° | 1.2° | 3.9° | cold |
| JuneJun | 10.2° | 7.4° | 13.5° | cold |
| JulyJul | 15.5° | 13.4° | 18.0° | cold |
| AugustAug | 15.9° | 14.0° | 17.3° | cold |
| SeptemberSep | 12.5° | 10.5° | 14.0° | cold |
| OctoberOct | 7.9° | 6.8° | 9.2° | cold |
| NovemberNov | 4.0° | 2.2° | 5.6° | cold |
| DecemberDec | 1.4° | 0.3° | 2.9° | cold |
Sunshine
Sunshine hours in Hailuoto
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 2.5 of 9.9 hours of daylight in Hailuoto, 25 % 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 in Hailuoto: 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, Hailuoto has about 11 rainy days with 57 mm of rain in total.
UV index
UV index in Hailuoto
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 0 · lowLittle protection needed; sunglasses on bright days.
The sun is strongest in June (UV 5).
Minutes until sunburn in October
- Very fair skin
- over 2 h
- Fair skin
- over 2 h
- Light brown skin
- over 2 h
- Olive skin
- over 2 h
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 and clouds in Hailuoto
How breezy and how cloudy Hailuoto 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 Hailuoto typically peaks at 23 km/h during the day: Beaufort 4, moderate 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: May, Sep – Mar.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 76 % of the sky over Hailuoto: mostly cloudy, with about 2.5 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.
Snow
Snow in Hailuoto
When Hailuoto 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 calendar
- hardly any
- possible
- likely
- very likely
In October, Hailuoto has about 1 day with at least 1 cm of fresh snow, 5 cm in total. The chance of seeing snow during a week's stay is 18 out of 100: hardly any.
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 Hailuoto
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Hailuoto 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.
Hailuoto has its best school-holiday weather during the summer holidays (score 79) and its weakest during October half-term (score 15).
- 34
Easter holidays
Mar – Apr
Poor
- 3 °C by day
- Sea 0 °C
- 6.4 h of sun a day
- 7 rainy days a month
Keep in mind: Snow
- 66
May half-term
May – Jun
Good
- 13 °C by day
- Sea 4 °C
- 9.2 h of sun a day
- 9 rainy days a month
- 79
Summer holidays
Jul – Aug
GoodBest holidays
- 19 °C by day
- Sea 16 °C
- 8.2 h of sun a day
- 12 rainy days a month
- 15
October half-term
Oct
Poor
- 6 °C by day
- Sea 8 °C
- 2.5 h of sun a day
- 11 rainy days a month
- 18
Christmas holidays
Dec – Jan
Poor
- −3 °C by day
- Sea 1 °C
- 0.3 h of sun a day
- 10 rainy days a month
Keep in mind: Snow
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 3 h
- Distance
- 2,080 km
- Time zone
- UTC+3
- Jet lag
- Hardly any (under 3 h)
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Good to know: Finland
- Currency
- Euro (EUR)
- Languages
- Finnish, Swedish
- Sockets
- Type C, F · 230 V
- Traffic
- Drives on the right
- Dialling code
- +358
- Emergency number
- 112
UK plugs need a travel adapter
Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.
Compare & alternatives
Compare with another place
Hailuoto compared
Put Hailuoto side by side with another destination.
Hailuoto vs Oulu
In October the holiday weather in Hailuoto and Oulu is about equally good (score 15 vs 15). During the day it is about as warm in Oulu as in Hailuoto. The sea is about equally warm. Oulu gets one hour less sunshine a day.
| in October | Hailuoto | Oulu |
|---|---|---|
| Holiday weather score | 15 | 15 |
| Daytime high | 6° | 6° |
| Sea | 8° | 8° |
| Sunshine | 3 h | 2 h |
| Rainy days | 11 | 11 |
| Best time | Jun – Aug | Jun – Aug |
Through the year
Best places in the country
Finland in October: the best places
In October, Hailuoto ranks 4 among the 31 nearest destinations in this country.
- Kokkola7°9°16
- 2Rovaniemi4°16
- 3Seinäjoki7°16
- 4HailuotoThis page6°8°15
- 5Oulu6°8°15
- 6Jakobstad7°9°15
- 7Kemijärvi4°15
- 8Sodankylä3°15
Places nearby
Near Hailuoto
Other destinations close by.
Places with a similar climate
Places with a climate like Hailuoto
Destinations whose weather through the year is closest to Hailuoto's – good alternatives.
Frequently asked questions about Hailuoto
When is the best time to visit Hailuoto?
The best time to visit Hailuoto is from June to August. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Hailuoto?
The sea temperature in Hailuoto ranges from −0.3 °C in February to 15.9 °C in August. Even at its warmest the sea stays below 20 °C, so swimming is bracing at best.
Can you swim in Hailuoto in October?
Only if you don't mind cold water: in October the sea averages just 7.9 °C. Comfortable swimming temperatures are not reached at any time of year.
What is the warmest month in Hailuoto?
July is the warmest month, with average highs of 21 °C and nights around 11 °C. February is the coolest month at −5 °C.
When does it rain most in Hailuoto?
The wettest month is July with 77 mm of precipitation. The driest month is March with 26 mm.
How many hours of sunshine does Hailuoto get?
Hailuoto gets around 1,810 hours of sunshine a year. The sunniest month is June with 10.2 hours a day; in December there is practically no direct sun.
What time zone is Hailuoto in?
Hailuoto is on UTC+2 in January and UTC+3 in July.
How long is the flight from London to Hailuoto?
A nonstop flight from London to Hailuoto takes about 3 h, for a straight-line distance of about 2,080 km.
Which school holidays are best for Hailuoto?
Hailuoto has its best school-holiday weather during the summer holidays (score 79) and its weakest during October half-term (score 15). Holiday ratings (0–100): Easter holidays 34, May half-term 66, summer holidays 79, October half-term 15, Christmas holidays 18.