Annual mean 23°C · wettest around December · prevailing wind SW
Warmest
39.2 °C
Coldest
15.8 °C
Wettest
22%
Windiest
3.8 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 Mesa over the whole year is 23°C. July is the hottest month, with highs of about 39°C; January is the coldest, with lows of about 7°C. The rainy (wet) season in Mesa runs from July to April, peaking in December with a 23% chance of rain on a given day. The dry season is May to June; May is the driest month, at 6%. Winds in Mesa are highest in July, averaging 3.3 m/s (12 km/h), and lightest in December, at 2.0 m/s (7 km/h). The prevailing wind is from the SW. The clearest skies in Mesa come in June, when the sky is typically 13% covered; March is the cloudiest month, at 28%.
Month by month Mesa 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
7°C
13°C
23%
27%
2.2 m/s
41
0
86
February
19°C
9°C
15°C
21%
24%
2.6 m/s
56
1
82
March
22°C
11°C
18°C
23%
28%
2.8 m/s
71
9
78
April
28°C
16°C
23°C
16%
18%
3.1 m/s
76
42
46
May
32°C
21°C
27°C
6%
14%
3.2 m/s
51
67
21
June
38°C
27°C
34°C
13%
13%
3.2 m/s
6
47
1
July
39°C
30°C
37°C
19%
24%
3.3 m/s
1
12
0
August
38°C
29°C
37°C
20%
25%
3.0 m/s
1
13
0
September
35°C
25°C
34°C
18%
19%
2.7 m/s
10
43
2
October
30°C
18°C
27°C
16%
15%
2.4 m/s
49
62
23
November
23°C
12°C
19°C
20%
19%
2.2 m/s
80
18
71
December
18°C
8°C
14°C
23%
27%
2.0 m/s
52
1
87
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 Mesa weather by season
Year round, Mesa has days of about 17°C at their warmest in January, its coolest month, and 39°C in July, its warmest; the coolest hours of the day run from 7°C to 30°C through the year, and the average temperature over the year is 23°C around the clock. Rain is most likely around December and least likely around May. 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.
Mesa weather in winterDecember to February
High 18°CLow 8°CRain 22%
Winter in Mesa has typical daily highs of about 18°C and lows of about 8°C, with a 22% chance of rain on a given day.
Mesa weather in springMarch to May
High 27°CLow 16°CRain 15%
Spring in Mesa has typical daily highs of about 27°C and lows of about 16°C, with a 15% chance of rain on a given day.
Mesa weather in summerJune to August
High 38°CLow 29°CRain 17%
Summer in Mesa has typical daily highs of about 38°C and lows of about 29°C, with a 17% chance of rain on a given day.
Mesa weather in autumnSeptember to November
High 29°CLow 19°CRain 18%
Autumn in Mesa has typical daily highs of about 29°C and lows of about 19°C, with a 18% chance of rain on a given day.
When is the rainy season in Mesa?
The rainy (wet) season in Mesa runs from July to April, peaking in December with a 23% chance of rain on a given day. The dry season is May to June; May is the driest month, at 6%.
What time of year is Mesa windiest?
Winds in Mesa are highest in July, averaging 3.3 m/s (12 km/h), and lightest in December, at 2.0 m/s (7 km/h). The prevailing wind is from the SW.
What is the average temperature in Mesa year round?
The average temperature in Mesa over the whole year is 23°C. July is the hottest month, with highs of about 39°C; January is the coldest, with lows of about 7°C.