Annual mean 11°C · wettest around December · prevailing wind SW
Warmest
21.7 °C
Coldest
5.2 °C
Wettest
55%
Windiest
7.7 m/s
Prevailing
SW
6.5 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
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 Koog aan de Zaan over the whole year is 11°C. August is the hottest month, with highs of about 21°C; January is the coldest, with lows of about 4°C. The rainy (wet) season in Koog aan de Zaan runs from October to March, peaking in December with a 53% chance of rain on a given day. The dry season is April to September; May is the driest month, at 27%. Winds in Koog aan de Zaan are highest in February, averaging 7.0 m/s (25 km/h), and lightest in May, at 5.3 m/s (19 km/h). The prevailing wind is from the SW. The clearest skies in Koog aan de Zaan come in August, when the sky is typically 49% covered; December is the cloudiest month, at 74%.
Month by month Koog aan de Zaan 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
6°C
4°C
0°C
49%
71%
6.8 m/s
0
0
6
February
7°C
4°C
1°C
47%
64%
7.0 m/s
0
0
12
March
9°C
5°C
3°C
42%
57%
6.1 m/s
2
0
25
April
12°C
7°C
7°C
35%
52%
5.7 m/s
9
0
51
May
16°C
11°C
12°C
27%
50%
5.3 m/s
36
2
75
June
19°C
14°C
17°C
28%
50%
5.4 m/s
64
9
75
July
21°C
16°C
18°C
29%
52%
5.3 m/s
70
10
73
August
21°C
16°C
19°C
31%
49%
5.3 m/s
72
14
70
September
19°C
14°C
16°C
38%
52%
5.3 m/s
58
7
77
October
15°C
11°C
10°C
44%
61%
6.2 m/s
16
0
71
November
9°C
7°C
5°C
52%
65%
6.4 m/s
0
0
33
December
7°C
5°C
1°C
53%
74%
6.7 m/s
0
0
12
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 Koog aan de Zaan weather by season
Year round, Koog aan de Zaan has days of about 6°C at their warmest in January, its coolest month, and 21°C in August, its warmest; the coolest hours of the day run from 4°C to 16°C through the year, and the average temperature over the year is 11°C around the clock. Rain is most likely around December and least likely around May. 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.
Koog aan de Zaan weather in winterDecember to February
High 7°CLow 5°CRain 50%
Winter in Koog aan de Zaan has typical daily highs of about 7°C and lows of about 5°C, with a 50% chance of rain on a given day.
Koog aan de Zaan weather in springMarch to May
High 12°CLow 7°CRain 35%
Spring in Koog aan de Zaan has typical daily highs of about 12°C and lows of about 7°C, with a 35% chance of rain on a given day.
Koog aan de Zaan weather in summerJune to August
High 20°CLow 15°CRain 29%
Summer in Koog aan de Zaan has typical daily highs of about 20°C and lows of about 15°C, with a 29% chance of rain on a given day.
Koog aan de Zaan weather in autumnSeptember to November
High 14°CLow 11°CRain 45%
Autumn in Koog aan de Zaan has typical daily highs of about 14°C and lows of about 11°C, with a 45% chance of rain on a given day.
When is the rainy season in Koog aan de Zaan?
The rainy (wet) season in Koog aan de Zaan runs from October to March, peaking in December with a 53% chance of rain on a given day. The dry season is April to September; May is the driest month, at 27%.
What time of year is Koog aan de Zaan windiest?
Winds in Koog aan de Zaan are highest in February, averaging 7.0 m/s (25 km/h), and lightest in May, at 5.3 m/s (19 km/h). The prevailing wind is from the SW.
What is the average temperature in Koog aan de Zaan year round?
The average temperature in Koog aan de Zaan over the whole year is 11°C. August is the hottest month, with highs of about 21°C; January is the coldest, with lows of about 4°C.