Annual mean 16°C · wettest around December · prevailing wind W
Warmest
30.5 °C
Coldest
7.4 °C
Wettest
57%
Windiest
3.5 m/s
Prevailing
W
2.7 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 Cary over the whole year is 16°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 2°C. Cary has no sharply defined rainy season: the chance of rain on a given day runs from 50% in October, the driest month, to 54% in December, the wettest. Winds in Cary are highest in March, averaging 2.2 m/s (8 km/h), and lightest in August, at 1.3 m/s (5 km/h). The prevailing wind is from the W. The clearest skies in Cary come in November, when the sky is typically 32% covered; February is the cloudiest month, at 44%.
Month by month Cary 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
8°C
2°C
4°C
54%
39%
1.8 m/s
9
0
36
February
12°C
5°C
9°C
53%
44%
2.0 m/s
25
1
50
March
15°C
7°C
11°C
52%
39%
2.2 m/s
35
3
58
April
20°C
11°C
18°C
53%
34%
2.1 m/s
60
18
61
May
24°C
16°C
24°C
54%
43%
1.8 m/s
58
43
38
June
28°C
20°C
29°C
53%
36%
1.6 m/s
32
62
10
July
30°C
22°C
33°C
52%
33%
1.5 m/s
7
45
2
August
29°C
21°C
32°C
53%
41%
1.3 m/s
17
51
4
September
26°C
18°C
27°C
54%
41%
1.5 m/s
43
55
19
October
22°C
12°C
21°C
50%
34%
1.3 m/s
67
24
58
November
15°C
6°C
13°C
52%
32%
1.4 m/s
36
4
66
December
10°C
4°C
7°C
54%
41%
1.5 m/s
15
0
46
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 Cary weather by season
Year round, Cary has days of about 8°C at their warmest in January, its coolest month, and 30°C in July, its warmest; the coolest hours of the day run from 2°C to 22°C through the year, and the average temperature over the year is 16°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.
Cary weather in winterDecember to February
High 10°CLow 3°CRain 54%
Winter in Cary has typical daily highs of about 10°C and lows of about 3°C, with a 54% chance of rain on a given day.
Cary weather in springMarch to May
High 20°CLow 11°CRain 53%
Spring in Cary has typical daily highs of about 20°C and lows of about 11°C, with a 53% chance of rain on a given day.
Cary weather in summerJune to August
High 29°CLow 21°CRain 53%
Summer in Cary has typical daily highs of about 29°C and lows of about 21°C, with a 53% chance of rain on a given day.
Cary weather in autumnSeptember to November
High 21°CLow 12°CRain 52%
Autumn in Cary has typical daily highs of about 21°C and lows of about 12°C, with a 52% chance of rain on a given day.
When is the rainy season in Cary?
Cary has no sharply defined rainy season: the chance of rain on a given day runs from 50% in October, the driest month, to 54% in December, the wettest.
What time of year is Cary windiest?
Winds in Cary are highest in March, averaging 2.2 m/s (8 km/h), and lightest in August, at 1.3 m/s (5 km/h). The prevailing wind is from the W.
What is the average temperature in Cary year round?
The average temperature in Cary over the whole year is 16°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 2°C.