Weather in Jastarnia in December

General weather information about Jastarnia

Average annual temperature is 10.0 °C

Absolute maximum temperature: 23.8 °C

Absolute minimum temperature: -2.1 °C

Number of sunny days: 136 days

Number of rainy days: 213 days

Number of snow days: 16 days

Look at detailed online map of Jastarnia

* Weather data for Jastarnia Poland is based on climate observations for 2026 year

Jastarnia air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	12.0	7.7	9.3	13.3	17.2	21.7	22.6	23.8	22.3	21.8	13.5	8.3
Average daytime temperature (°C)	5.1	4.1	5.1	6.8	11.6	16.8	19.1	20.2	19.9	13.7	7.4	5.0
Average temperature (°C)	3.9	3.0	3.7	5.6	10.1	15.6	17.8	18.7	18.3	12.2	6.3	3.8
Average night temperature (°C)	2.7	1.8	2.2	4.6	8.6	14.4	16.4	17.4	16.7	10.7	5.1	2.7
Absolute minimum temperature (°C)	-2.1	-1.3	-1.0	1.3	4.5	9.7	14.1	14.1	13.2	6.7	-1.3	-1.7

Jastarnia monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	8.0	10.0	12.0	15.0	16.0	17.0	17.0	15.0	13.0	11.0	9.0	7.0
Daylight mean duration (h)	7.9	9.7	11.9	14.1	16.1	17.2	16.7	14.9	12.7	10.5	8.5	7.4
Daylight minimum duration (h)	7.0	8.0	10.0	13.0	15.0	16.0	15.0	13.0	11.0	9.0	7.0	7.0
Sunshine mean duration (h)	1.9	5.4	6.7	9.7	13.0	13.7	13.1	10.0	10.2	4.6	3.7	1.5
Precipitation (mm)	66	56	49	11	11	35	62	108	41	107	148	90
Sunny days	9	10	8	18	28	21	5	9	20	1	3	4
Rainy days	22	15	16	12	3	9	26	22	10	30	24	24
Snow days	0	3	7	0	0	0	0	0	0	0	3	3

Jastarnia - weather forecast by months

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

Best time to visit Jastarnia:

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

May — 13.0(h)
June — 13.7(h)
July — 13.1(h)
August — 10.0(h)
September — 10.2(h)

Months with the longest average daylight duration in Jastarnia:

May — 16.1(h)
June — 17.2(h)
July — 16.7(h)

The largest precipitation sum in Jastarnia is at

August — 108(mm)

October — 107(mm)

November — 148(mm)

December — 90(mm)

Weather forecast in the closest to Jastarnia admin centers