Weather in Harjavalta in August

General weather information about Harjavalta

Average annual temperature is 5.7 °C

Absolute maximum temperature: 31.2 °C

Absolute minimum temperature: -18.0 °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 Harjavalta

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

Harjavalta air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	4.3	6.2	5.9	16.1	22.7	29.2	24.6	31.2	23.7	14.7	7.0	5.4
Average daytime temperature (°C)	0.1	0.3	0.7	10.0	14.9	20.9	20.1	20.1	18.0	6.4	0.4	-3.0
Average temperature (°C)	-1.6	-2.1	-2.9	4.1	9.8	16.0	16.0	16.6	14.4	3.8	-1.2	-5.0
Average night temperature (°C)	-3.3	-5.2	-7.5	-1.2	4.0	10.3	12.0	13.2	11.0	1.5	-3.3	-7.6
Absolute minimum temperature (°C)	-13.7	-14.7	-18.0	-11.4	-3.3	3.0	9.9	9.9	3.7	-6.4	-14.5	-16.7

Harjavalta 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	16.0	18.0	19.0	19.0	17.0	14.0	11.0	8.0	6.0
Daylight mean duration (h)	6.5	9.0	11.8	14.7	17.5	19.2	18.4	15.8	12.9	10.0	7.3	5.6
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)	1.1	2.9	5.6	10.9	12.8	15.3	12.3	9.0	7.6	4.7	0.9	0.4
Precipitation (mm)	74	29	93	60	40	27	160	169	97	97	88	24
Sunny days	11	17	9	20	19	18	5	6	7	11	9	13
Rainy days	10	3	10	10	11	12	26	25	23	19	13	2
Snow days	10	8	12	0	1	0	0	0	0	1	8	16

Harjavalta - weather forecast by months

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

Best time to visit Harjavalta:

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

April — 10.9(h)
May — 12.8(h)
June — 15.3(h)
July — 12.3(h)
August — 9.0(h)

Months with the longest average daylight duration in Harjavalta:

May — 17.5(h)
June — 19.2(h)
July — 18.4(h)
August — 15.8(h)

The largest precipitation sum in Harjavalta is at

July — 160(mm)

August — 169(mm)

Weather forecast in the closest to Harjavalta admin centers