Annual mean 18°C · wettest around February · prevailing wind SW
Warmest
31.6 °C
Coldest
16.0 °C
Wettest
24%
Windiest
3.7 m/s
Prevailing
SW
3.0 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 Charter Oak over the whole year is 18°C. August is the hottest month, with highs of about 31°C; January is the coldest, with lows of about 8°C. The rainy (wet) season in Charter Oak runs from November to May, peaking in February with a 22% chance of rain on a given day. The dry season is June to October; July is the driest month, at 5%. Winds in Charter Oak are highest in May, averaging 2.9 m/s (10 km/h), and lightest in December, at 1.6 m/s (6 km/h). The prevailing wind is from the SW. The clearest skies in Charter Oak come in August, when the sky is typically 15% covered; May is the cloudiest month, at 39%.
Month by month Charter Oak 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
17°C
8°C
13°C
21%
28%
1.8 m/s
46
1
81
February
18°C
9°C
14°C
22%
29%
2.2 m/s
49
4
77
March
18°C
10°C
15°C
21%
36%
2.5 m/s
54
5
78
April
22°C
12°C
19°C
14%
30%
2.8 m/s
73
14
74
May
23°C
15°C
20°C
13%
39%
2.9 m/s
79
18
69
June
27°C
18°C
25°C
7%
30%
2.8 m/s
68
47
38
July
30°C
20°C
29°C
5%
17%
2.8 m/s
39
68
12
August
31°C
20°C
30°C
11%
15%
2.5 m/s
31
72
8
September
29°C
19°C
28°C
8%
22%
2.3 m/s
51
59
21
October
26°C
15°C
24°C
13%
21%
2.0 m/s
71
42
45
November
22°C
11°C
19°C
15%
19%
1.7 m/s
75
13
74
December
17°C
8°C
14°C
20%
26%
1.6 m/s
53
2
83
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 Charter Oak weather by season
Year round, Charter Oak has days of about 17°C at their warmest in January, its coolest month, and 31°C in August, its warmest; the coolest hours of the day run from 8°C to 20°C through the year, and the average temperature over the year is 18°C around the clock. Rain is most likely around February and least likely around July. 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.
Charter Oak weather in winterDecember to February
High 17°CLow 8°CRain 21%
Winter in Charter Oak has typical daily highs of about 17°C and lows of about 8°C, with a 21% chance of rain on a given day.
Charter Oak weather in springMarch to May
High 21°CLow 12°CRain 16%
Spring in Charter Oak has typical daily highs of about 21°C and lows of about 12°C, with a 16% chance of rain on a given day.
Charter Oak weather in summerJune to August
High 29°CLow 20°CRain 8%
Summer in Charter Oak has typical daily highs of about 29°C and lows of about 20°C, with a 8% chance of rain on a given day.
Charter Oak weather in autumnSeptember to November
High 26°CLow 15°CRain 12%
Autumn in Charter Oak has typical daily highs of about 26°C and lows of about 15°C, with a 12% chance of rain on a given day.
When is the rainy season in Charter Oak?
The rainy (wet) season in Charter Oak runs from November to May, peaking in February with a 22% chance of rain on a given day. The dry season is June to October; July is the driest month, at 5%.
What time of year is Charter Oak windiest?
Winds in Charter Oak are highest in May, averaging 2.9 m/s (10 km/h), and lightest in December, at 1.6 m/s (6 km/h). The prevailing wind is from the SW.
What is the average temperature in Charter Oak year round?
The average temperature in Charter Oak over the whole year is 18°C. August is the hottest month, with highs of about 31°C; January is the coldest, with lows of about 8°C.