Annual mean 9°C · wettest around January · prevailing wind SW
Warmest
20.2 °C
Coldest
1.1 °C
Wettest
45%
Windiest
5.2 m/s
Prevailing
SW
4.1 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 Jalhay over the whole year is 9°C. August is the hottest month, with highs of about 20°C; January is the coldest, with lows of about 1°C. Jalhay has no sharply defined rainy season: the chance of rain on a given day runs from 22% in May, the driest month, to 40% in January, the wettest. Winds in Jalhay are highest in February, averaging 4.4 m/s (16 km/h), and lightest in August, at 2.8 m/s (10 km/h). The prevailing wind is from the SW. The clearest skies in Jalhay come in September, when the sky is typically 58% covered; January is the cloudiest month, at 83%.
Month by month Jalhay 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
-3°C
40%
83%
4.2 m/s
0
0
2
February
5°C
1°C
-1°C
36%
73%
4.4 m/s
0
0
10
March
7°C
3°C
2°C
31%
72%
3.9 m/s
2
0
23
April
11°C
5°C
6°C
24%
63%
3.3 m/s
10
0
47
May
15°C
9°C
11°C
22%
61%
3.0 m/s
30
2
69
June
19°C
13°C
17°C
25%
59%
3.0 m/s
60
9
73
July
20°C
14°C
17°C
25%
61%
2.9 m/s
62
9
73
August
20°C
14°C
18°C
24%
60%
2.8 m/s
64
14
70
September
17°C
11°C
14°C
27%
58%
2.9 m/s
47
5
73
October
12°C
8°C
9°C
32%
69%
3.7 m/s
15
0
57
November
7°C
4°C
2°C
34%
76%
3.9 m/s
0
0
20
December
4°C
2°C
-1°C
39%
80%
4.2 m/s
0
0
6
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 Jalhay weather by season
Year round, Jalhay has days of about 2°C at their warmest in January, its coolest month, and 20°C in August, its warmest; the coolest hours of the day run from 1°C to 14°C through the year, and the average temperature over the year is 9°C around the clock. Rain is most likely around January 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.
Jalhay weather in winterDecember to February
High 3°CLow 1°CRain 38%
Winter in Jalhay has typical daily highs of about 3°C and lows of about 1°C, with a 38% chance of rain on a given day.
Jalhay weather in springMarch to May
High 11°CLow 6°CRain 25%
Spring in Jalhay has typical daily highs of about 11°C and lows of about 6°C, with a 25% chance of rain on a given day.
Jalhay weather in summerJune to August
High 19°CLow 14°CRain 24%
Summer in Jalhay has typical daily highs of about 19°C and lows of about 14°C, with a 24% chance of rain on a given day.
Jalhay weather in autumnSeptember to November
High 12°CLow 8°CRain 31%
Autumn in Jalhay has typical daily highs of about 12°C and lows of about 8°C, with a 31% chance of rain on a given day.
When is the rainy season in Jalhay?
Jalhay has no sharply defined rainy season: the chance of rain on a given day runs from 22% in May, the driest month, to 40% in January, the wettest.
What time of year is Jalhay windiest?
Winds in Jalhay are highest in February, averaging 4.4 m/s (16 km/h), and lightest in August, at 2.8 m/s (10 km/h). The prevailing wind is from the SW.
What is the average temperature in Jalhay year round?
The average temperature in Jalhay over the whole year is 9°C. August is the hottest month, with highs of about 20°C; January is the coldest, with lows of about 1°C.