Annual mean 8°C · wettest around December · prevailing wind SW
Warmest
25.5 °C
Coldest
-4.0 °C
Wettest
24%
Windiest
5.2 m/s
Prevailing
SW
4.2 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 East Gwillimbury over the whole year is 8°C. July is the hottest month, with highs of about 25°C; January is the coldest, with lows of about -6°C. East Gwillimbury has no sharply defined rainy season: the chance of rain on a given day runs from 10% in September, the driest month, to 20% in December, the wettest. Winds in East Gwillimbury are highest in March, averaging 3.9 m/s (14 km/h), and lightest in September, at 2.6 m/s (9 km/h). The prevailing wind is from the SW. The clearest skies in East Gwillimbury come in September, when the sky is typically 38% covered; December is the cloudiest month, at 64%.
Month by month East Gwillimbury 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
-6°C
-9°C
17%
62%
3.6 m/s
0
0
1
February
-2°C
-5°C
-8°C
17%
60%
3.7 m/s
0
0
3
March
2°C
-3°C
-4°C
16%
52%
3.9 m/s
0
0
7
April
8°C
2°C
3°C
19%
50%
3.8 m/s
6
0
29
May
17°C
10°C
13°C
14%
45%
3.2 m/s
38
8
65
June
22°C
16°C
20°C
13%
42%
3.1 m/s
68
21
63
July
25°C
18°C
24°C
11%
38%
2.8 m/s
72
46
38
August
25°C
17°C
24°C
11%
39%
2.7 m/s
71
45
40
September
21°C
13°C
19°C
10%
38%
2.6 m/s
60
23
63
October
13°C
8°C
10°C
16%
51%
3.1 m/s
28
2
55
November
5°C
1°C
0°C
18%
59%
3.4 m/s
3
0
18
December
-1°C
-3°C
-6°C
20%
64%
3.4 m/s
0
0
2
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 East Gwillimbury weather by season
Year round, East Gwillimbury has days of about -4°C at their warmest in January, its coolest month, and 25°C in July, its warmest; the coolest hours of the day run from -6°C to 18°C through the year, and the average temperature over the year is 8°C around the clock. Rain is most likely around December and least likely around September. 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.
East Gwillimbury weather in winterDecember to February
High -2°CLow -5°CRain 18%
Winter in East Gwillimbury has typical daily highs of about -2°C and lows of about -5°C, with a 18% chance of rain on a given day.
East Gwillimbury weather in springMarch to May
High 9°CLow 3°CRain 16%
Spring in East Gwillimbury has typical daily highs of about 9°C and lows of about 3°C, with a 16% chance of rain on a given day.
East Gwillimbury weather in summerJune to August
High 24°CLow 17°CRain 11%
Summer in East Gwillimbury has typical daily highs of about 24°C and lows of about 17°C, with a 11% chance of rain on a given day.
East Gwillimbury weather in autumnSeptember to November
High 13°CLow 8°CRain 15%
Autumn in East Gwillimbury has typical daily highs of about 13°C and lows of about 8°C, with a 15% chance of rain on a given day.
When is the rainy season in East Gwillimbury?
East Gwillimbury has no sharply defined rainy season: the chance of rain on a given day runs from 10% in September, the driest month, to 20% in December, the wettest.
What time of year is East Gwillimbury windiest?
Winds in East Gwillimbury are highest in March, averaging 3.9 m/s (14 km/h), and lightest in September, at 2.6 m/s (9 km/h). The prevailing wind is from the SW.
What is the average temperature in East Gwillimbury year round?
The average temperature in East Gwillimbury over the whole year is 8°C. July is the hottest month, with highs of about 25°C; January is the coldest, with lows of about -6°C.