Annual mean 8°C · wettest around November · prevailing wind SW
Warmest
20.1 °C
Coldest
-1.0 °C
Wettest
19%
Windiest
5.6 m/s
Prevailing
SW
4.9 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 Halden over the whole year is 8°C. July is the hottest month, with highs of about 19°C; January is the coldest, with lows of about -1°C. Halden has no sharply defined rainy season: the chance of rain on a given day runs from 9% in May, the driest month, to 18% in November, the wettest. Winds in Halden are highest in October, averaging 5.2 m/s (19 km/h), and lightest in April, at 4.2 m/s (15 km/h). The prevailing wind is from the SW. The clearest skies in Halden come in May, when the sky is typically 50% covered; December is the cloudiest month, at 72%.
Month by month Halden 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
-0°C
-1°C
-6°C
16%
70%
4.7 m/s
0
0
0
February
1°C
-1°C
-4°C
16%
68%
4.7 m/s
0
0
0
March
4°C
0°C
-1°C
12%
62%
4.3 m/s
0
0
6
April
9°C
4°C
3°C
9%
52%
4.2 m/s
2
0
26
May
14°C
9°C
9°C
9%
50%
4.3 m/s
20
0
62
June
18°C
14°C
15°C
12%
51%
4.5 m/s
50
3
78
July
19°C
16°C
16°C
11%
51%
4.3 m/s
62
7
78
August
18°C
14°C
16°C
13%
57%
4.5 m/s
61
2
82
September
15°C
12°C
12°C
14%
61%
4.8 m/s
26
0
76
October
10°C
7°C
5°C
17%
65%
5.2 m/s
1
0
38
November
5°C
4°C
-1°C
18%
72%
5.2 m/s
0
0
10
December
2°C
1°C
-4°C
17%
72%
4.9 m/s
0
0
1
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 Halden weather by season
Year round, Halden has days of about -0°C at their warmest in January, its coolest month, and 19°C in July, 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 8°C around the clock. Rain is most likely around November 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.
Halden weather in winterDecember to February
High 1°CLow -0°CRain 16%
Winter in Halden has typical daily highs of about 1°C and lows of about -0°C, with a 16% chance of rain on a given day.
Halden weather in springMarch to May
High 9°CLow 4°CRain 10%
Spring in Halden has typical daily highs of about 9°C and lows of about 4°C, with a 10% chance of rain on a given day.
Halden weather in summerJune to August
High 18°CLow 15°CRain 12%
Summer in Halden has typical daily highs of about 18°C and lows of about 15°C, with a 12% chance of rain on a given day.
Halden weather in autumnSeptember to November
High 10°CLow 8°CRain 17%
Autumn in Halden has typical daily highs of about 10°C and lows of about 8°C, with a 17% chance of rain on a given day.
When is the rainy season in Halden?
Halden has no sharply defined rainy season: the chance of rain on a given day runs from 9% in May, the driest month, to 18% in November, the wettest.
What time of year is Halden windiest?
Winds in Halden are highest in October, averaging 5.2 m/s (19 km/h), and lightest in April, at 4.2 m/s (15 km/h). The prevailing wind is from the SW.
What is the average temperature in Halden year round?
The average temperature in Halden over the whole year is 8°C. July is the hottest month, with highs of about 19°C; January is the coldest, with lows of about -1°C.