Annual mean 15°C · wettest around November · prevailing wind W
Warmest
29.9 °C
Coldest
7.1 °C
Wettest
81%
Windiest
3.9 m/s
Prevailing
W
2.9 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 15°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 1°C. Henderson has no sharply defined rainy season: the chance of rain on a given day runs from 70% in October, the driest month, to 77% in November, the wettest. Winds in Henderson are highest in April, averaging 2.5 m/s (9 km/h), and lightest in August, at 1.4 m/s (5 km/h). The prevailing wind is from the W. The clearest skies in Henderson come in November, when the sky is typically 30% covered; May is the cloudiest month, at 40%.
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
7°C
1°C
3°C
76%
35%
2.0 m/s
6
0
28
February
11°C
4°C
7°C
76%
39%
2.3 m/s
17
0
42
March
14°C
6°C
10°C
74%
34%
2.4 m/s
28
2
55
April
19°C
10°C
16°C
71%
30%
2.5 m/s
54
12
62
May
23°C
15°C
22°C
73%
40%
2.1 m/s
60
35
43
June
27°C
19°C
28°C
74%
31%
1.8 m/s
39
60
14
July
30°C
22°C
32°C
71%
30%
1.7 m/s
11
53
3
August
28°C
20°C
30°C
74%
35%
1.4 m/s
23
57
7
September
26°C
17°C
26°C
73%
40%
1.6 m/s
50
49
24
October
21°C
11°C
20°C
70%
35%
1.5 m/s
63
19
60
November
14°C
5°C
11°C
77%
30%
1.6 m/s
28
3
59
December
9°C
3°C
6°C
74%
36%
1.7 m/s
11
0
39
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 7°C at their warmest in January, its coolest month, and 30°C in July, its warmest; the coolest hours of the day run from 1°C to 22°C through the year, and the average temperature over the year is 15°C around the clock. Rain is most likely around November 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.
Henderson weather in winterDecember to February
High 9°CLow 3°CRain 75%
Winter in Henderson has typical daily highs of about 9°C and lows of about 3°C, with a 75% chance of rain on a given day.
Henderson weather in springMarch to May
High 19°CLow 10°CRain 73%
Spring in Henderson has typical daily highs of about 19°C and lows of about 10°C, with a 73% chance of rain on a given day.
Henderson weather in summerJune to August
High 28°CLow 20°CRain 73%
Summer in Henderson has typical daily highs of about 28°C and lows of about 20°C, with a 73% chance of rain on a given day.
Henderson weather in autumnSeptember to November
High 20°CLow 11°CRain 73%
Autumn in Henderson has typical daily highs of about 20°C and lows of about 11°C, with a 73% 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 70% in October, the driest month, to 77% in November, the wettest.
What time of year is Henderson windiest?
Winds in Henderson are highest in April, averaging 2.5 m/s (9 km/h), and lightest in August, at 1.4 m/s (5 km/h). The prevailing wind is from the W.
What is the average temperature in Henderson year round?
The average temperature in Henderson over the whole year is 15°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 1°C.