Best year time to visit Onas

General weather information about Onas

Average annual temperature is 6.3 °C

Absolute maximum temperature: 24.3 °C

Absolute minimum temperature: -11.1 °C

Number of sunny days: 145 days

Number of rainy days: 164 days

Number of snow days: 56 days

Look at detailed online map of Onas

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

Onas air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	3.3	5.4	4.1	9.7	15.1	24.3	19.3	23.0	19.2	14.7	9.3	4.1
Average daytime temperature (°C)	0.5	0.1	0.6	5.2	10.0	15.9	16.8	18.4	17.2	8.2	2.9	-1.1
Average temperature (°C)	-1.0	-1.5	-1.3	3.1	8.1	13.9	15.6	17.2	15.9	6.3	1.5	-2.6
Average night temperature (°C)	-2.4	-3.9	-3.7	0.9	5.7	11.7	13.9	15.5	14.1	4.4	-0.3	-4.2
Absolute minimum temperature (°C)	-9.7	-10.7	-11.1	-5.5	-0.9	4.8	11.9	12.9	8.6	-1.4	-9.1	-10.6

Onas 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	18.0	18.0	16.0	14.0	11.0	8.0	6.0
Daylight mean duration (h)	6.8	9.1	11.8	14.6	17.2	18.8	18.0	15.6	12.9	10.1	7.5	6.0
Daylight minimum duration (h)	5.0	7.0	10.0	13.0	16.0	18.0	16.0	14.0	11.0	8.0	6.0	5.0
Sunshine mean duration (h)	1.0	2.3	5.6	11.3	13.4	15.9	13.3	9.8	8.6	4.3	1.3	0.7
Precipitation (mm)	103	49	77	13	25	29	121	93	49	138	92	63
Sunny days	8	8	9	21	21	22	16	13	11	8	4	4
Rainy days	16	8	10	7	10	8	15	18	19	22	17	14
Snow days	7	12	12	2	0	0	0	0	0	1	9	13

Onas - weather forecast by months

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

Best time to visit Onas:

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

April — 11.3(h)
May — 13.4(h)
June — 15.9(h)
July — 13.3(h)
August — 9.8(h)

Months with the longest average daylight duration in Onas:

May — 17.2(h)
June — 18.8(h)
July — 18.0(h)
August — 15.6(h)

The largest precipitation sum in Onas is at

January — 103(mm)

July — 121(mm)

August — 93(mm)

October — 138(mm)

November — 92(mm)

Weather forecast in the closest to Onas admin centers