Climate averages 1991–2020

Espoo weather
in July.

A mild, moderately wet month: the warmest and the 11th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 20.6°C Daytime mean, July

Average low 14.7°C Night-time mean, July

Rainfall 69 mm 11 days with ≥1 mm

Daylight 18 h Sunrise to sunset, per day

July is a mild month in Espoo: daytime highs average 20.6°C and nights cool to about 14.7°C. By daytime temperature it is the warmest month of the year.

Expect about 69 mm of rain on roughly 11 days, which makes July a moderately wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 18 h 04 min on an average July day.

The nearest other city in this atlas is Helsinki (16 km away). In July its highs average 20.8°C, about as warm as Espoo, with 76 mm of rain.

Among the 13 cities listed in Finland, Espoo ranks joint 8th of 13 for the warmest July highs and 2nd of 13 for the driest July (rainfall, lowest first). The mean July high of those 13 cities is 20.8°C; Espoo is 0.2°C cooler than that mean.

From July to August, average highs fall by 1.1°C to 19.5°C, and monthly rainfall rises from 69 mm to 70 mm.

The annual picture

July in context

30-year average

Average highAverage low°C

Monthly precipitation

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Espoo climate table

1991–2020

Monthly climate averages for Espoo, 1991–2020
Month	Average highHigh / low	Average low	Precipitation mm/month	Wet days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	-1.9°C-5.8°C	-5.8°C	50	11.1	6.77 h
February	-2.7°C-6.9°C	-6.9°C	41	9.0	9.19 h
March	0.7°C-4.4°C	-4.4°C	37	8.2	11.712 h
April	6.7°C0.5°C	0.5°C	37	8.8	14.515 h
May	12.9°C6.2°C	6.2°C	43	8.7	17.217 h
June	17.1°C11.0°C	11.0°C	66	11.4	18.819 h
July, selected	20.6°C14.7°C	14.7°C	69	11.2	18.118 h
August	19.5°C14.1°C	14.1°C	70	12.2	15.716 h
September	14.5°C10.0°C	10.0°C	55	10.1	13.013 h
October	8.2°C4.7°C	4.7°C	59	10.8	10.210 h
November	3.4°C0.5°C	0.5°C	59	11.5	7.68 h
December	0.3°C-3.0°C	-3.0°C	57	12.4	6.06 h

Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

July in nearby cities

Distance from Espoo

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Espoo) is explained once on the Espoo year overview and on the Sources, method and limits page.