Annual mean 10°C · wettest around January · prevailing wind W
Warmest
21.9 °C
Coldest
1.7 °C
Wettest
25%
Windiest
5.6 m/s
Prevailing
W
4.6 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Sławno over the whole year is 10°C. August is the hottest month, with highs of about 21°C; January is the coldest, with lows of about 1°C. Sławno has no sharply defined rainy season: the chance of rain on a given day runs from 7% in April, the driest month, to 20% in January, the wettest. Winds in Sławno are highest in January, averaging 4.7 m/s (17 km/h), and lightest in September, at 3.3 m/s (12 km/h). The prevailing wind is from the W. The clearest skies in Sławno come in June, when the sky is typically 56% covered; December is the cloudiest month, at 86%.
Month by month Sławno climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
2°C
1°C
-4°C
20%
83%
4.7 m/s
0
0
1
February
3°C
1°C
-2°C
17%
76%
4.6 m/s
0
0
3
March
6°C
2°C
1°C
11%
71%
4.0 m/s
0
0
14
April
10°C
5°C
5°C
7%
60%
4.0 m/s
8
0
37
May
15°C
10°C
11°C
11%
59%
3.7 m/s
27
2
72
June
20°C
14°C
18°C
11%
56%
3.4 m/s
67
9
77
July
20°C
16°C
18°C
17%
61%
3.8 m/s
74
10
76
August
21°C
16°C
20°C
17%
58%
3.4 m/s
78
14
69
September
18°C
13°C
16°C
14%
60%
3.3 m/s
60
4
82
October
13°C
9°C
9°C
20%
73%
4.3 m/s
11
0
65
November
6°C
4°C
2°C
18%
82%
4.1 m/s
0
0
17
December
3°C
2°C
-2°C
19%
86%
4.7 m/s
0
0
2
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Sławno weather by season
Year round, Sławno has days of about 2°C at their warmest in January, its coolest month, and 21°C in August, its warmest; the coolest hours of the day run from 1°C to 16°C through the year, and the average temperature over the year is 10°C around the clock. Rain is most likely around January and least likely around April. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Sławno weather in winterDecember to February
High 3°CLow 1°CRain 19%
Winter in Sławno has typical daily highs of about 3°C and lows of about 1°C, with a 19% chance of rain on a given day.
Sławno weather in springMarch to May
High 10°CLow 6°CRain 10%
Spring in Sławno has typical daily highs of about 10°C and lows of about 6°C, with a 10% chance of rain on a given day.
Sławno weather in summerJune to August
High 20°CLow 15°CRain 15%
Summer in Sławno has typical daily highs of about 20°C and lows of about 15°C, with a 15% chance of rain on a given day.
Sławno weather in autumnSeptember to November
High 12°CLow 9°CRain 17%
Autumn in Sławno has typical daily highs of about 12°C and lows of about 9°C, with a 17% chance of rain on a given day.
When is the rainy season in Sławno?
Sławno has no sharply defined rainy season: the chance of rain on a given day runs from 7% in April, the driest month, to 20% in January, the wettest.
What time of year is Sławno windiest?
Winds in Sławno are highest in January, averaging 4.7 m/s (17 km/h), and lightest in September, at 3.3 m/s (12 km/h). The prevailing wind is from the W.
What is the average temperature in Sławno year round?
The average temperature in Sławno over the whole year is 10°C. August is the hottest month, with highs of about 21°C; January is the coldest, with lows of about 1°C.