Annual mean 21°C · wettest around April · prevailing wind E
Warmest
39.0 °C
Coldest
11.6 °C
Wettest
16%
Windiest
5.1 m/s
Prevailing
E
4.1 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 Henderson over the whole year is 21°C. July is the hottest month, with highs of about 39°C; January is the coldest, with lows of about 5°C. Henderson has no sharply defined rainy season: the chance of rain on a given day runs from 2% in June, the driest month, to 8% in April, the wettest. Winds in Henderson are highest in June, averaging 4.3 m/s (15 km/h), and lightest in December, at 2.7 m/s (10 km/h). The prevailing wind is from the E. The clearest skies in Henderson come in June, when the sky is typically 8% covered; March is the cloudiest month, at 26%.
Month by month Henderson 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
12°C
5°C
8°C
8%
25%
2.9 m/s
4
0
61
February
15°C
7°C
9°C
8%
22%
3.6 m/s
19
0
65
March
18°C
10°C
13°C
6%
26%
4.1 m/s
37
2
76
April
24°C
15°C
18°C
8%
16%
4.2 m/s
70
14
69
May
29°C
20°C
23°C
5%
14%
4.1 m/s
66
43
43
June
36°C
27°C
31°C
2%
8%
4.3 m/s
25
56
7
July
39°C
29°C
35°C
6%
11%
3.9 m/s
4
33
0
August
37°C
27°C
34°C
7%
11%
3.6 m/s
5
40
0
September
33°C
22°C
29°C
6%
10%
3.3 m/s
37
62
13
October
26°C
15°C
21°C
5%
11%
3.1 m/s
72
31
56
November
18°C
9°C
13°C
4%
15%
3.0 m/s
42
1
79
December
13°C
5°C
9°C
5%
23%
2.7 m/s
8
0
66
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 Henderson weather by season
Year round, Henderson has days of about 12°C at their warmest in January, its coolest month, and 39°C in July, its warmest; the coolest hours of the day run from 5°C to 29°C through the year, and the average temperature over the year is 21°C around the clock. Rain is most likely around April and least likely around June. 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.
Henderson weather in winterDecember to February
High 13°CLow 5°CRain 7%
Winter in Henderson has typical daily highs of about 13°C and lows of about 5°C, with a 7% chance of rain on a given day.
Henderson weather in springMarch to May
High 24°CLow 15°CRain 6%
Spring in Henderson has typical daily highs of about 24°C and lows of about 15°C, with a 6% chance of rain on a given day.
Henderson weather in summerJune to August
High 38°CLow 28°CRain 5%
Summer in Henderson has typical daily highs of about 38°C and lows of about 28°C, with a 5% chance of rain on a given day.
Henderson weather in autumnSeptember to November
High 26°CLow 15°CRain 5%
Autumn in Henderson has typical daily highs of about 26°C and lows of about 15°C, with a 5% chance of rain on a given day.
When is the rainy season in Henderson?
Henderson has no sharply defined rainy season: the chance of rain on a given day runs from 2% in June, the driest month, to 8% in April, the wettest.
What time of year is Henderson windiest?
Winds in Henderson are highest in June, averaging 4.3 m/s (15 km/h), and lightest in December, at 2.7 m/s (10 km/h). The prevailing wind is from the E.
What is the average temperature in Henderson year round?
The average temperature in Henderson over the whole year is 21°C. July is the hottest month, with highs of about 39°C; January is the coldest, with lows of about 5°C.