Annual mean 14°C · wettest around December · prevailing wind W
Warmest
29.8 °C
Coldest
3.4 °C
Wettest
20%
Windiest
4.2 m/s
Prevailing
W
3.3 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 Westmont over the whole year is 14°C. July is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -0°C. Westmont has no sharply defined rainy season: the chance of rain on a given day runs from 14% in October, the driest month, to 21% in December, the wettest. Winds in Westmont are highest in March, averaging 3.1 m/s (11 km/h), and lightest in July, at 1.9 m/s (7 km/h). The prevailing wind is from the W. The clearest skies in Westmont come in July, when the sky is typically 36% covered; May is the cloudiest month, at 52%.
Month by month Westmont 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
-0°C
-2°C
17%
49%
2.7 m/s
1
0
11
February
6°C
1°C
1°C
20%
46%
2.6 m/s
4
0
22
March
10°C
4°C
5°C
18%
45%
3.1 m/s
11
0
39
April
15°C
9°C
11°C
18%
48%
2.9 m/s
34
4
64
May
20°C
14°C
18°C
19%
52%
2.4 m/s
61
18
66
June
26°C
19°C
26°C
15%
39%
2.3 m/s
60
49
34
July
29°C
23°C
31°C
18%
36%
1.9 m/s
23
63
5
August
28°C
21°C
29°C
15%
39%
1.9 m/s
40
63
14
September
24°C
17°C
24°C
16%
42%
2.0 m/s
68
40
43
October
19°C
12°C
16°C
14%
44%
2.1 m/s
58
12
74
November
12°C
5°C
7°C
15%
36%
2.4 m/s
17
1
50
December
6°C
2°C
1°C
21%
48%
2.4 m/s
2
0
20
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 Westmont weather by season
Year round, Westmont has days of about 4°C at their warmest in January, its coolest month, and 29°C in July, its warmest; the coolest hours of the day run from -0°C to 23°C through the year, and the average temperature over the year is 14°C around the clock. Rain is most likely around December and least likely around October. 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.
Westmont weather in winterDecember to February
High 5°CLow 1°CRain 19%
Winter in Westmont has typical daily highs of about 5°C and lows of about 1°C, with a 19% chance of rain on a given day.
Westmont weather in springMarch to May
High 15°CLow 9°CRain 18%
Spring in Westmont has typical daily highs of about 15°C and lows of about 9°C, with a 18% chance of rain on a given day.
Westmont weather in summerJune to August
High 28°CLow 21°CRain 16%
Summer in Westmont has typical daily highs of about 28°C and lows of about 21°C, with a 16% chance of rain on a given day.
Westmont weather in autumnSeptember to November
High 18°CLow 11°CRain 15%
Autumn in Westmont has typical daily highs of about 18°C and lows of about 11°C, with a 15% chance of rain on a given day.
When is the rainy season in Westmont?
Westmont has no sharply defined rainy season: the chance of rain on a given day runs from 14% in October, the driest month, to 21% in December, the wettest.
What time of year is Westmont windiest?
Winds in Westmont are highest in March, averaging 3.1 m/s (11 km/h), and lightest in July, at 1.9 m/s (7 km/h). The prevailing wind is from the W.
What is the average temperature in Westmont year round?
The average temperature in Westmont over the whole year is 14°C. July is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -0°C.