Monthly weather forecast in Helsinki

30 daysJanFebMarAprMayJunJulAugSepOctNovDec
30 daysJanFebMarAprMayJunJulAugSepOctNovDec
SundayMondayTuesdayWednesdayThursdayFridaySaturday
11 August, Sunday. day, 20°; night, 13°; rain12 August, Monday. day, 18°; night, 13°; light rain13 August, Tuesday. day, 23°; night, 15°; light rain14 August, Wednesday. day, 23°; night, 17°; partly cloudy15 August, Thursday. day, 22°; night, 20°; overcast16 August, Friday. day, 20°; night, 16°; rain17 August, Saturday. day, 19°; night, 15°; rain
18 August, Sunday. day, 20°; night, 15°; light rain19 August, Monday. day, 19°; night, 15°; partly cloudy20 August, Tuesday. day, 19°; night, 15°; light rain21 August, Wednesday. day, 19°; night, 14°; partly cloudy22 August, Thursday. day, 20°; night, 15°; partly cloudy23 August, Friday. day, 21°; night, 15°; partly cloudy24 August, Saturday. day, 16°; night, 15°; light rain
25 August, Sunday. day, 16°; night, 14°; light rain26 August, Monday. day, 17°; night, 15°; light rain27 August, Tuesday. day, 16°; night, 15°; rain28 August, Wednesday. day, 16°; night, 14°; rain29 August, Thursday. day, 16°; night, 14°; partly cloudy30 August, Friday. day, 16°; night, 14°; clear31 August, Saturday. day, 16°; night, 14°; light rain
1 September, Sunday. day, 17°; night, 14°; clear2 September, Monday. day, 17°; night, 15°; clear3 September, Tuesday. day, 16°; night, 14°; partly cloudy4 September, Wednesday. day, 15°; night, 14°; rain5 September, Thursday. day, 15°; night, 14°; rain6 September, Friday. day, 15°; night, 14°; light rain7 September, Saturday. day, 15°; night, 13°; light rain
8 September, Sunday. day, 14°; night, 13°; mostly clear9 September, Monday. day, 16°; night, 14°; clearNext, the average data for 10 years10 September, Tuesday. day, 16°; night, 12°; partly cloudy11 September, Wednesday. day, 16°; night, 13°; overcast12 September, Thursday. day, 16°; night, 14°; partly cloudy13 September, Friday. day, 15°; night, 12°; rain14 September, Saturday. day, 14°; night, 12°; partly cloudy

Average for 30 days

11 sunny days; 11 days with precipitation; 8 cloudy days;
air humidity 75%; 30 millimeters of precipitation (5% of annual average); Wind south-westerly 6.4 Meters per second; Water temperature +21°