Best year time to visit Järna

General weather information about Järna

Average annual temperature is 7.4 °C

Absolute maximum temperature: 28.6 °C

Absolute minimum temperature: -14.5 °C

Number of sunny days: 148 days

Number of rainy days: 186 days

Number of snow days: 31 days

Look at detailed online map of Järna

* Weather data for Järna Sweden is based on climate observations for 2026 year

Järna air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	6.3	8.0	12.1	19.0	24.3	28.6	24.0	24.3	24.4	16.9	9.5	7.1
Average daytime temperature (°C)	2.7	2.7	3.4	10.3	16.4	23.4	20.8	19.9	19.0	9.6	3.4	0.0
Average temperature (°C)	0.7	-0.1	-0.2	4.9	11.1	17.7	16.8	16.3	15.4	6.7	1.3	-2.4
Average night temperature (°C)	-1.5	-3.1	-4.6	-0.1	5.2	11.2	12.7	13.1	11.9	4.1	-1.0	-5.2
Absolute minimum temperature (°C)	-6.8	-8.8	-14.5	-8.3	-3.1	4.7	10.1	10.9	7.6	-1.4	-10.4	-13.6

Järna monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	8.0	10.0	13.0	15.0	17.0	18.0	18.0	16.0	14.0	11.0	8.0	6.0
Daylight mean duration (h)	7.1	9.3	11.8	14.5	17.0	18.4	17.7	15.4	12.8	10.2	7.7	6.3
Daylight minimum duration (h)	6.0	8.0	10.0	13.0	15.0	18.0	16.0	14.0	11.0	8.0	6.0	6.0
Sunshine mean duration (h)	1.9	3.4	4.7	9.7	13.0	14.2	13.2	8.0	8.0	4.9	1.4	0.6
Precipitation (mm)	93	38	85	20	34	24	85	121	52	80	77	70
Sunny days	11	16	9	17	23	18	6	3	18	9	8	10
Rainy days	16	8	11	13	8	12	25	28	12	22	17	14
Snow days	4	4	11	0	0	0	0	0	0	0	5	7

Järna - weather forecast by months

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

Best time to visit Järna:

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

April — 9.7(h)
May — 13.0(h)
June — 14.2(h)
July — 13.2(h)

Months with the longest average daylight duration in Järna:

May — 17.0(h)
June — 18.4(h)
July — 17.7(h)

The largest precipitation sum in Järna is at

January — 93(mm)

March — 85(mm)

July — 85(mm)

August — 121(mm)

Weather forecast in the closest to Järna admin centers