Weather in Espoo - 14-day forecast

Detailed weather forecast for Espoo, Finland: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.

Forecast for the next days in Espoo

today☁️ 17°💧 0.4 mm

Sun🌤️ 14°💧 1 mm

Mon🌤️ 15°💧 4.3 mm

Tue🌧️ 16°💧 0.4 mm

Wed🌧️ 18°💧 3.6 mm

Thu🌧️ 15°💧 5.4 mm

Fri🌧️ 17°💧 1.3 mm

Sat🌧️ 15°💧 2 mm

Forecast vs 1991-2020 climate normal

How does the current forecast compare with normal?

We compare the coming days with weather usually observed at this time of year.

NASA POWER

Sunday 6 Sept in Espoo, the forecast high is 14°C. Typical daytime temperatures at this time of year range from 14°C to 18°C, so it will be cooler than usual. It is cooler than 86% of similar days.

Saturday 5 Sept

17°Cnear normal

usually 14°C–18°C

night: cooler than usual rain: typical rainfall wind: exceptionally light

Sunday 6 Sept

14°Ccooler than usual

usually 14°C–18°C

cooler than 86% of similar days

night: cooler than usual rain: typical rainfall wind: typical

Monday 7 Sept

15°Cnear normal

usually 14°C–18°C

night: near normal rain: more rain than usual wind: lighter than usual

Tuesday 8 Sept

16°Cnear normal

usually 14°C–18°C

night: exceptionally warm rain: typical rainfall wind: typical

Wednesday 9 Sept

18°Cwarmer than usual

usually 14°C–18°C

warmer than 82% of similar days

night: near normal rain: more rain than usual wind: lighter than usual

Thursday 10 Sept

15°Cnear normal

usually 14°C–18°C

night: near normal rain: more rain than usual wind: typical

Friday 11 Sept

17°Cwarmer than usual

usually 14°C–18°C

warmer than 72% of similar days

night: near normal rain: typical rainfall wind: typical

How warm was this week in previous years?

Each bar shows the average daily high during the same 7-day period in each year.

swipe to see more years →

cooler yearstypical rangewarmer years2026 forecastcurrent forecast

From 1981 to 2025, the 5-11 Sept period averaged 16°C by day. The coolest year was 1986 (12°C) and the warmest was 2024 (21°C). The current forecast averages 16°C - close to the historical median.

Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window. The typical range is the 20th-80th percentile. This is not a city weather-station reading and does not change the current forecast. NASA POWER Daily API.

Weather warnings - Espoo

No active weather warnings for Espoo (region: Uusimaa). The national weather service is not forecasting dangerous conditions.

14-day forecast - Espoo

Espoo - 14-day weather forecast infographic

Espoo 30 & 45-day weather - long-range outlook

Next 16 days · forecast

16°

around 12° at night · days with rain: 9

Weeks 3-4 · avg for September

16°

around 8° at night · rain chance 45%

Weeks 5-7 · avg for October

8°

around 2° at night · rain chance 49%

The 30 & 45-day outlook for Espoo: the next 16 days are a numerical forecast updated daily - on average 16° by day and 12° at night. Further out we rely on multi-year climate averages: around 16° in September, and about 8° in October. Forecasts beyond two weeks are indicative only.

Day-by-day forecast for Espoo

Saturday5 September 2026

☁️17°overcast clouds

sunrise 06:24 · sunset 20:15 · night 11° · evening 16° · rain 0.41 mm · humidity 49% · wind 4 m/s · clouds 94%

Sunday6 September 2026

🌤️14°scattered clouds

sunrise 06:27 · sunset 20:12 · night 9° · evening 14° · rain 1.04 mm · humidity 44% · wind 7 m/s · clouds 38%

Monday7 September 2026

🌤️15°a few clouds

sunrise 06:29 · sunset 20:09 · night 11° · evening 15° · rain 4.26 mm · humidity 48% · wind 4 m/s · clouds 22%

Tuesday8 September 2026

🌧️16°light rain

sunrise 06:31 · sunset 20:06 · night 16° · evening 17° · rain 0.41 mm · humidity 87% · wind 6 m/s · clouds 100%

Wednesday9 September 2026

🌧️18°light rain

sunrise 06:34 · sunset 20:03 · night 13° · evening 17° · rain 3.55 mm · humidity 65% · wind 5 m/s · clouds 33%

Thursday10 September 2026

🌧️15°light rain

sunrise 06:36 · sunset 20:00 · night 12° · evening 14° · rain 5.37 mm · humidity 84% · wind 6 m/s · clouds 100%

Friday11 September 2026

🌧️17°light rain

sunrise 06:38 · sunset 19:56 · night 12° · evening 15° · rain 1.29 mm · humidity 58% · wind 5 m/s · clouds 8%

Saturday12 September 2026

🌧️15°light rain

sunrise 06:41 · sunset 19:53 · night 13° · evening 13° · rain 2.01 mm · humidity 73% · wind 5 m/s · clouds 98%

Sunday13 September 2026

🌧️13°light rain

sunrise 06:43 · sunset 19:50 · night 12° · evening 13° · rain 3.51 mm · humidity 92% · wind 4 m/s · clouds 100%

Monday14 September 2026

🌧️12°light rain

sunrise 06:45 · sunset 19:47 · night 9° · evening 11° · rain 0.12 mm · humidity 54% · wind 6 m/s · clouds 43%

Tuesday15 September 2026

☁️13°overcast clouds

sunrise 06:48 · sunset 19:44 · night 10° · evening 13° · rain 7.38 mm · humidity 56% · wind 5 m/s · clouds 88%

Wednesday16 September 2026

🌧️16°light rain

sunrise 06:50 · sunset 19:41 · night 14° · evening 15° · rain 0.72 mm · humidity 74% · wind 6 m/s · clouds 100%

Thursday17 September 2026

🌧️17°light rain

sunrise 06:53 · sunset 19:38 · night 12° · evening 15° · rain 1.26 mm · humidity 69% · wind 4 m/s · clouds 98%

Friday18 September 2026

🌧️16°light rain

sunrise 06:55 · sunset 19:35 · night 13° · evening 16° · rain 0.66 mm · humidity 88% · wind 4 m/s · clouds 67%

Saturday19 September 2026

☀️18°clear sky

sunrise 06:57 · sunset 19:32 · night 14° · evening 18° · humidity 66% · wind 4 m/s · clouds 5%

Sunday20 September 2026

☁️19°broken clouds

sunrise 07:00 · sunset 19:29 · night 14° · evening 18° · humidity 74% · wind 4 m/s · clouds 68%

UV index in Espoo - is it safe to sunbathe?

Today the UV index in Espoo is 4 (moderate) - unprotected fair skin can burn in about 55 minutes. Seek shade around midday. SPF 30+, sunglasses and a hat for longer stays.

Pollen in Espoo - info for allergy sufferers

Today ragweed pollen is highest in Espoo - about 4 grains/m³, low level. Most allergy sufferers should not feel strong symptoms. Pollen levels are a CAMS model forecast and are indicative.

Sea temperature - Espoo

Water today

18°C

Week avg

17°C

Waves today

0.1 m

How's the water?

cold

16-day sea temperature forecast:

5.09 18°C6.09 17°C7.09 17°C8.09 17°C9.09 17°C10.09 17°C11.09 16°C12.09 16°C13.09 16°C

Average sea temperature through the year:

Jan 0°CFeb 0°CMar 1°CApr 4°CMay 10°CJun 17°CJul 20°CAug 20°CSep 17°COct 11°CNov 6°CDec 2°C

Sea-surface temperature from marine models, updated daily. See also: where the sea is warmest right now.

Air quality and smog in Espoo

Air quality in Espoo is currently very good. Fine particulate PM2.5: 3.8 µg/m³, PM10: 5.6 µg/m³.

City	PM2.5 (µg/m³)	PM10 (µg/m³)	Air quality
Espoo	3.8	5.6	very good

Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-09-05, 04:00).

Espoo weather through the year

Warmest, driest months on average: May, June, July, August.

Upcoming public holidays in Finland: All Saints' Day — 31 October · Independence Day — 6 December · Christmas Eve — 24 December.

Nearby and related places

HelsinkiVantaaJyväskyläTurkuLahtiTampere

FAQ - Espoo weather

What is the weather like in Espoo today?

Today it is about 17° during the day and 11° at night, overcast clouds.

How far ahead can I check the forecast for Espoo?

This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.