Weather in Nummi in May

General weather information about Nummi

Average annual temperature is 6.1 °C

Absolute maximum temperature: 30.6 °C

Absolute minimum temperature: -16.6 °C

Number of sunny days: 140 days

Number of rainy days: 178 days

Number of snow days: 47 days

Look at detailed online map of Nummi

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

Nummi air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	3.8	6.8	6.7	15.8	23.3	29.1	24.6	30.6	22.5	14.7	7.9	4.9
Average daytime temperature (°C)	0.5	0.6	1.4	10.3	14.7	21.6	20.4	20.2	17.8	7.0	1.3	-2.6
Average temperature (°C)	-1.4	-1.7	-2.5	4.5	9.8	16.4	16.4	16.6	14.6	4.4	-0.4	-4.3
Average night temperature (°C)	-3.2	-4.5	-7.0	-1.0	4.0	10.3	12.2	13.3	11.3	2.0	-2.6	-6.5
Absolute minimum temperature (°C)	-15.5	-13.2	-16.6	-12.4	-3.0	2.5	9.8	10.0	4.1	-5.3	-12.1	-14.4

Nummi 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	15.0	18.0	19.0	18.0	16.0	14.0	11.0	8.0	6.0
Daylight mean duration (h)	6.7	9.1	11.8	14.7	17.3	19.0	18.1	15.7	12.9	10.1	7.4	5.8
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	3.3	5.5	11.1	13.1	15.5	12.9	9.2	7.4	4.9	1.2	0.4
Precipitation (mm)	91	35	96	23	39	38	98	176	68	138	91	28
Sunny days	12	15	8	19	21	17	3	5	11	10	8	11
Rainy days	15	8	10	11	10	13	28	26	19	18	15	5
Snow days	4	5	13	0	0	0	0	0	0	3	7	15

Nummi - weather forecast by months

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

Best time to visit Nummi:

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

April — 11.1(h)
May — 13.1(h)
June — 15.5(h)
July — 12.9(h)
August — 9.2(h)

Months with the longest average daylight duration in Nummi:

May — 17.3(h)
June — 19.0(h)
July — 18.1(h)
August — 15.7(h)

The largest precipitation sum in Nummi is at

July — 98(mm)

August — 176(mm)

October — 138(mm)

Weather forecast in the closest to Nummi admin centers