Best year time to visit Harjunummi

General weather information about Harjunummi

Average annual temperature is 6.0 °C

Absolute maximum temperature: 31.1 °C

Absolute minimum temperature: -17.4 °C

Number of sunny days: 139 days

Number of rainy days: 170 days

Number of snow days: 56 days

Look at detailed online map of Harjunummi

* Weather data for Harjunummi Finland is based on climate observations for 2026 year

Harjunummi air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	4.1	6.6	5.7	16.2	23.2	29.9	25.1	31.1	23.1	15.1	7.5	5.5
Average daytime temperature (°C)	0.4	0.5	1.1	10.2	15.1	21.4	20.5	20.3	18.1	6.6	1.0	-2.9
Average temperature (°C)	-1.4	-1.8	-2.6	4.4	9.9	16.3	16.3	16.7	14.6	4.3	-0.7	-4.8
Average night temperature (°C)	-3.3	-4.5	-7.1	-1.0	4.1	10.4	12.1	13.4	11.3	2.1	-2.6	-7.7
Absolute minimum temperature (°C)	-17.4	-12.9	-16.6	-14.5	-2.7	3.3	10.0	11.2	4.4	-4.4	-12.7	-15.7

Harjunummi monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	7.0	10.0	13.0	16.0	18.0	19.0	19.0	17.0	14.0	11.0	8.0	6.0
Daylight mean duration (h)	6.6	9.0	11.8	14.7	17.4	19.1	18.3	15.7	12.9	10.1	7.4	5.7
Daylight minimum duration (h)	5.0	7.0	10.0	13.0	16.0	18.0	17.0	14.0	11.0	8.0	6.0	5.0
Sunshine mean duration (h)	1.2	2.8	5.7	11.2	13.1	15.7	12.4	9.5	7.6	4.8	0.8	0.3
Precipitation (mm)	77	33	95	36	36	23	153	155	73	118	85	25
Sunny days	11	16	8	20	19	17	4	6	11	7	7	13
Rainy days	14	3	9	10	10	13	27	25	19	22	15	3
Snow days	6	9	14	0	2	0	0	0	0	2	8	15

Harjunummi - weather forecast by months

Harjunummi weather in january Harjunummi weather in february Harjunummi weather in march Harjunummi weather in april Harjunummi weather in may Harjunummi weather in june Harjunummi weather in july Harjunummi weather in august Harjunummi weather in september Harjunummi weather in october Harjunummi weather in november Harjunummi weather in december

Best time to visit Harjunummi:

The best time to visit Harjunummi during the most sunny months:

April — 11.2(h)
May — 13.1(h)
June — 15.7(h)
July — 12.4(h)
August — 9.5(h)

Months with the longest average daylight duration in Harjunummi:

May — 17.4(h)
June — 19.1(h)
July — 18.3(h)
August — 15.7(h)

The largest precipitation sum in Harjunummi is at

July — 153(mm)

August — 155(mm)

October — 118(mm)

Weather forecast in the closest to Harjunummi admin centers