Annual mean 8°C · wettest around November · prevailing wind SW
Warmest
20.6 °C
Coldest
-2.0 °C
Wettest
32%
Windiest
5.2 m/s
Prevailing
SW
4.7 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 Vestby over the whole year is 8°C. July is the hottest month, with highs of about 20°C; January is the coldest, with lows of about -2°C. Vestby has no sharply defined rainy season: the chance of rain on a given day runs from 18% in May, the driest month, to 31% in November, the wettest. Winds in Vestby are highest in January, averaging 4.6 m/s (17 km/h), and lightest in July, at 4.0 m/s (14 km/h). The prevailing wind is from the SW. The clearest skies in Vestby come in May, when the sky is typically 53% covered; December is the cloudiest month, at 71%.
Month by month Vestby 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
-1°C
-2°C
-6°C
25%
69%
4.6 m/s
0
0
0
February
1°C
-1°C
-4°C
26%
67%
4.6 m/s
0
0
1
March
4°C
-0°C
-1°C
24%
61%
4.4 m/s
0
0
7
April
9°C
3°C
4°C
19%
54%
4.3 m/s
2
0
30
May
14°C
9°C
10°C
18%
53%
4.2 m/s
25
1
61
June
18°C
14°C
15°C
22%
55%
4.3 m/s
52
5
73
July
20°C
15°C
17°C
22%
55%
4.0 m/s
63
11
70
August
18°C
14°C
16°C
23%
59%
4.2 m/s
61
2
78
September
15°C
11°C
12°C
24%
63%
4.3 m/s
30
0
74
October
9°C
6°C
5°C
27%
65%
4.6 m/s
1
0
39
November
4°C
3°C
-1°C
31%
70%
4.6 m/s
0
0
10
December
1°C
-0°C
-5°C
30%
71%
4.3 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 Vestby weather by season
Year round, Vestby has days of about -1°C at their warmest in January, its coolest month, and 20°C in July, its warmest; the coolest hours of the day run from -2°C to 15°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.
Vestby weather in winterDecember to February
High 0°CLow -1°CRain 27%
Winter in Vestby has typical daily highs of about 0°C and lows of about -1°C, with a 27% chance of rain on a given day.
Vestby weather in springMarch to May
High 9°CLow 4°CRain 20%
Spring in Vestby has typical daily highs of about 9°C and lows of about 4°C, with a 20% chance of rain on a given day.
Vestby weather in summerJune to August
High 19°CLow 14°CRain 22%
Summer in Vestby has typical daily highs of about 19°C and lows of about 14°C, with a 22% chance of rain on a given day.
Vestby weather in autumnSeptember to November
High 9°CLow 7°CRain 28%
Autumn in Vestby has typical daily highs of about 9°C and lows of about 7°C, with a 28% chance of rain on a given day.
When is the rainy season in Vestby?
Vestby has no sharply defined rainy season: the chance of rain on a given day runs from 18% in May, the driest month, to 31% in November, the wettest.
What time of year is Vestby windiest?
Winds in Vestby are highest in January, averaging 4.6 m/s (17 km/h), and lightest in July, at 4.0 m/s (14 km/h). The prevailing wind is from the SW.
What is the average temperature in Vestby year round?
The average temperature in Vestby over the whole year is 8°C. July is the hottest month, with highs of about 20°C; January is the coldest, with lows of about -2°C.