Best year time to visit Norrtälje

General weather information about Norrtälje

Average annual temperature is 6.9 °C

Absolute maximum temperature: 27.0 °C

Absolute minimum temperature: -16.3 °C

Number of sunny days: 130 days

Number of rainy days: 193 days

Number of snow days: 42 days

Look at detailed online map of Norrtälje

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

Norrtälje air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	5.8	7.4	11.8	19.9	24.3	27.0	24.1	24.9	24.2	16.3	9.1	6.1
Average daytime temperature (°C)	2.1	2.2	3.2	9.2	16.6	22.2	20.7	19.7	18.9	8.8	3.1	-0.5
Average temperature (°C)	0.1	-0.5	-1.0	3.7	10.9	16.7	16.6	16.3	15.1	6.1	1.2	-2.9
Average night temperature (°C)	-2.0	-3.7	-5.7	-1.8	4.7	10.3	12.6	13.2	11.3	3.5	-0.9	-6.0
Absolute minimum temperature (°C)	-6.2	-9.6	-15.1	-13.2	-2.8	3.2	10.8	10.9	5.6	-3.6	-10.1	-16.3

Norrtälje 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)	6.9	9.2	11.8	14.6	17.1	18.6	17.9	15.5	12.9	10.2	7.6	6.1
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	5.0
Sunshine mean duration (h)	2.2	2.7	5.0	9.6	13.2	14.9	13.6	8.5	7.9	4.9	1.2	0.6
Precipitation (mm)	66	33	95	24	35	30	147	129	48	72	115	73
Sunny days	9	13	9	16	22	18	5	4	13	10	4	7
Rainy days	19	7	11	11	9	12	26	27	17	21	21	12
Snow days	3	8	11	3	0	0	0	0	0	0	5	12

Norrtälje - weather forecast by months

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

Best time to visit Norrtälje:

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

April — 9.6(h)
May — 13.2(h)
June — 14.9(h)
July — 13.6(h)

Months with the longest average daylight duration in Norrtälje:

May — 17.1(h)
June — 18.6(h)
July — 17.9(h)

The largest precipitation sum in Norrtälje is at

March — 95(mm)

July — 147(mm)

August — 129(mm)

November — 115(mm)

Weather forecast in the closest to Norrtälje admin centers