Finland weather in August 2025

The temperatures in Finland in August are comfortable with low of 15°C and and high up to 19°C.

You can expect about 3 to 8 days of rain in Finland during the month of August. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Our weather forecast can give you a great sense of what weather to expect in Finland in August 2025.

If you’re planning to visit Finland in the near future, we highly recommend that you review the 14 day weather forecast for Finland before you arrive.

Temperatures

19° / 15°

Rainy Days

Snowy Days

Dry Days

Rainfall

135

Sun Hours

10.1

Hrs

Sun	Mon	Tue	Wed	Thu	Fri	Sat
					1 18° /13°	2 20° /14°
3 19° /13°	4 20° /13°	5 21° /14°	6 20° /14°	7 20° /15°	8 21° /14°	9 21° /15°
10 20° /14°	11 20° /14°	12 20° /13°	13 21° /14°	14 20° /15°	15 21° /15°	16 21° /16°
17 21° /15°	18 20° /15°	19 18° /13°	20 20° /14°	21 20° /14°	22 19° /13°	23 18° /12°
24 18° /13°	25 19° /12°	26 19° /13°	27 20° /13°	28 21° /14°	29 20° /14°	30 18° /13°
31 18° /12°

Explore the weather in Finland in other months

Finland annual weather

Month	Temperatures	Rainy Days	Dry Days	Snowy Days	Rainfall	Weather	More details
January	-2° / -5°	4	8	19	60 mm	Awful	Finland in January
February	-2° / -5°	4	7	17	51 mm	Awful	Finland in February
March	1° / -3°	7	10	15	46 mm	Awful	Finland in March
April	5° / 2°	6	18	6	42 mm	Awful	Finland in April
May	11° / 7°	5	25	1	60 mm	Ok	Finland in May
June	16° / 12°	6	24	0	83 mm	Good	Finland in June
July	20° / 16°	6	25	0	106 mm	Good	Finland in July
August	19° / 15°	7	24	0	135 mm	Ok	Finland in August
September	15° / 12°	6	24	0	91 mm	Good	Finland in September
October	9° / 6°	8	20	3	90 mm	Awful	Finland in October
November	5° / 3°	7	18	5	76 mm	Awful	Finland in November
December	1° / -1°	7	11	14	72 mm	Awful	Finland in December