Annual mean 10°C · wettest around May · prevailing wind SW
Warmest
27.0 °C
Coldest
-2.2 °C
Wettest
40%
Windiest
5.4 m/s
Prevailing
SW
4.4 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
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 Pontiac over the whole year is 10°C. July is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -4°C. Pontiac has no sharply defined rainy season: the chance of rain on a given day runs from 25% in January, the driest month, to 34% in May, the wettest. Winds in Pontiac are highest in February, averaging 4.0 m/s (14 km/h), and lightest in August, at 2.6 m/s (9 km/h). The prevailing wind is from the SW. The clearest skies in Pontiac come in July, when the sky is typically 42% covered; January is the cloudiest month, at 75%.
Month by month Pontiac 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
-4°C
-7°C
25%
75%
3.9 m/s
0
0
2
February
1°C
-3°C
-5°C
26%
65%
4.0 m/s
1
0
6
March
6°C
0°C
0°C
33%
59%
4.0 m/s
3
0
17
April
12°C
5°C
7°C
32%
57%
3.9 m/s
17
1
45
May
19°C
12°C
16°C
34%
51%
3.4 m/s
50
12
64
June
25°C
18°C
23°C
25%
44%
3.2 m/s
68
35
48
July
27°C
20°C
27°C
32%
42%
2.7 m/s
55
57
21
August
26°C
19°C
26°C
31%
43%
2.6 m/s
62
52
29
September
22°C
15°C
21°C
27%
46%
2.6 m/s
70
27
57
October
16°C
9°C
12°C
31%
56%
3.2 m/s
36
5
62
November
7°C
3°C
2°C
32%
60%
3.6 m/s
7
0
26
December
2°C
-1°C
-4°C
28%
73%
3.7 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 Pontiac weather by season
Year round, Pontiac has days of about -2°C at their warmest in January, its coolest month, and 27°C in July, its warmest; the coolest hours of the day run from -4°C to 20°C through the year, and the average temperature over the year is 10°C around the clock. Rain is most likely around May and least likely around January. 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.
Pontiac weather in winterDecember to February
High 0°CLow -3°CRain 26%
Winter in Pontiac has typical daily highs of about 0°C and lows of about -3°C, with a 26% chance of rain on a given day.
Pontiac weather in springMarch to May
High 12°CLow 6°CRain 33%
Spring in Pontiac has typical daily highs of about 12°C and lows of about 6°C, with a 33% chance of rain on a given day.
Pontiac weather in summerJune to August
High 26°CLow 19°CRain 29%
Summer in Pontiac has typical daily highs of about 26°C and lows of about 19°C, with a 29% chance of rain on a given day.
Pontiac weather in autumnSeptember to November
High 15°CLow 9°CRain 30%
Autumn in Pontiac has typical daily highs of about 15°C and lows of about 9°C, with a 30% chance of rain on a given day.
When is the rainy season in Pontiac?
Pontiac has no sharply defined rainy season: the chance of rain on a given day runs from 25% in January, the driest month, to 34% in May, the wettest.
What time of year is Pontiac windiest?
Winds in Pontiac are highest in February, averaging 4.0 m/s (14 km/h), and lightest in August, at 2.6 m/s (9 km/h). The prevailing wind is from the SW.
What is the average temperature in Pontiac year round?
The average temperature in Pontiac over the whole year is 10°C. July is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -4°C.