Annual mean 11°C · wettest around January · prevailing wind SW
Warmest
22.7 °C
Coldest
2.6 °C
Wettest
45%
Windiest
5.3 m/s
Prevailing
SW
4.3 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 Alfter over the whole year is 11°C. August is the hottest month, with highs of about 22°C; January is the coldest, with lows of about 2°C. Alfter has no sharply defined rainy season: the chance of rain on a given day runs from 27% in April, the driest month, to 39% in January, the wettest. Winds in Alfter are highest in February, averaging 4.3 m/s (15 km/h), and lightest in September, at 2.8 m/s (10 km/h). The prevailing wind is from the SW. The clearest skies in Alfter come in June, when the sky is typically 56% covered; January is the cloudiest month, at 78%.
Month by month Alfter 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
4°C
2°C
-1°C
39%
78%
4.1 m/s
0
0
7
February
6°C
3°C
1°C
38%
69%
4.3 m/s
1
0
15
March
9°C
3°C
4°C
36%
66%
3.8 m/s
3
0
31
April
13°C
6°C
8°C
27%
60%
3.4 m/s
16
1
53
May
17°C
10°C
13°C
29%
58%
3.2 m/s
42
3
72
June
21°C
15°C
19°C
32%
56%
3.0 m/s
67
17
66
July
22°C
16°C
20°C
29%
57%
3.0 m/s
71
15
66
August
22°C
15°C
20°C
30%
56%
2.9 m/s
69
22
60
September
19°C
12°C
17°C
34%
57%
2.8 m/s
56
9
72
October
14°C
9°C
11°C
34%
65%
3.4 m/s
22
0
68
November
8°C
5°C
4°C
34%
72%
3.6 m/s
1
0
29
December
5°C
3°C
1°C
38%
77%
3.9 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 Alfter weather by season
Year round, Alfter has days of about 4°C at their warmest in January, its coolest month, and 22°C in August, its warmest; the coolest hours of the day run from 2°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 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.
Alfter weather in winterDecember to February
High 5°CLow 3°CRain 38%
Winter in Alfter has typical daily highs of about 5°C and lows of about 3°C, with a 38% chance of rain on a given day.
Alfter weather in springMarch to May
High 13°CLow 7°CRain 30%
Spring in Alfter has typical daily highs of about 13°C and lows of about 7°C, with a 30% chance of rain on a given day.
Alfter weather in summerJune to August
High 22°CLow 15°CRain 30%
Summer in Alfter has typical daily highs of about 22°C and lows of about 15°C, with a 30% chance of rain on a given day.
Alfter weather in autumnSeptember to November
High 13°CLow 9°CRain 34%
Autumn in Alfter has typical daily highs of about 13°C and lows of about 9°C, with a 34% chance of rain on a given day.
When is the rainy season in Alfter?
Alfter has no sharply defined rainy season: the chance of rain on a given day runs from 27% in April, the driest month, to 39% in January, the wettest.
What time of year is Alfter windiest?
Winds in Alfter are highest in February, averaging 4.3 m/s (15 km/h), and lightest in September, at 2.8 m/s (10 km/h). The prevailing wind is from the SW.
What is the average temperature in Alfter year round?
The average temperature in Alfter over the whole year is 11°C. August is the hottest month, with highs of about 22°C; January is the coldest, with lows of about 2°C.