Annual mean 12°C · wettest around December · prevailing wind SW
Warmest
22.6 °C
Coldest
4.3 °C
Wettest
44%
Windiest
5.3 m/s
Prevailing
SW
4.0 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 Haaltert over the whole year is 12°C. August is the hottest month, with highs of about 22°C; January is the coldest, with lows of about 4°C. Haaltert has no sharply defined rainy season: the chance of rain on a given day runs from 23% in May, the driest month, to 35% in December, the wettest. Winds in Haaltert are highest in February, averaging 4.1 m/s (15 km/h), and lightest in September, at 2.6 m/s (9 km/h). The prevailing wind is from the SW. The clearest skies in Haaltert come in June, when the sky is typically 55% covered; December is the cloudiest month, at 79%.
Month by month Haaltert 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
5°C
4°C
1°C
34%
78%
3.9 m/s
0
0
10
February
7°C
4°C
3°C
30%
71%
4.1 m/s
1
0
22
March
10°C
5°C
6°C
29%
67%
3.6 m/s
4
0
40
April
14°C
7°C
10°C
24%
58%
3.2 m/s
18
0
64
May
18°C
11°C
15°C
23%
57%
3.0 m/s
47
4
77
June
21°C
15°C
19°C
26%
55%
3.0 m/s
72
17
66
July
22°C
16°C
20°C
23%
58%
2.9 m/s
78
17
64
August
22°C
16°C
21°C
32%
57%
2.7 m/s
76
22
60
September
20°C
13°C
18°C
31%
58%
2.6 m/s
67
10
73
October
15°C
10°C
12°C
32%
67%
3.2 m/s
30
1
78
November
9°C
7°C
6°C
35%
72%
3.4 m/s
1
0
42
December
7°C
5°C
2°C
35%
79%
3.8 m/s
0
0
18
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 Haaltert weather by season
Year round, Haaltert has days of about 5°C at their warmest in January, its coolest month, and 22°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 12°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.
Haaltert weather in winterDecember to February
High 6°CLow 4°CRain 33%
Winter in Haaltert has typical daily highs of about 6°C and lows of about 4°C, with a 33% chance of rain on a given day.
Haaltert weather in springMarch to May
High 14°CLow 8°CRain 25%
Spring in Haaltert has typical daily highs of about 14°C and lows of about 8°C, with a 25% chance of rain on a given day.
Haaltert weather in summerJune to August
High 22°CLow 16°CRain 27%
Summer in Haaltert has typical daily highs of about 22°C and lows of about 16°C, with a 27% chance of rain on a given day.
Haaltert weather in autumnSeptember to November
High 15°CLow 10°CRain 33%
Autumn in Haaltert has typical daily highs of about 15°C and lows of about 10°C, with a 33% chance of rain on a given day.
When is the rainy season in Haaltert?
Haaltert has no sharply defined rainy season: the chance of rain on a given day runs from 23% in May, the driest month, to 35% in December, the wettest.
What time of year is Haaltert windiest?
Winds in Haaltert are highest in February, averaging 4.1 m/s (15 km/h), and lightest in September, at 2.6 m/s (9 km/h). The prevailing wind is from the SW.
What is the average temperature in Haaltert year round?
The average temperature in Haaltert over the whole year is 12°C. August is the hottest month, with highs of about 22°C; January is the coldest, with lows of about 4°C.