Annual mean 16°C · wettest around April · prevailing wind N
Warmest
28.6 °C
Coldest
10.9 °C
Wettest
33%
Windiest
5.9 m/s
Prevailing
N
4.9 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 16°C. January is the hottest month, with highs of about 28°C; July is the coldest, with lows of about 4°C. The rainy (wet) season in Henderson runs from September to May, peaking in April with a 36% chance of rain on a given day. The dry season is June to August; June is the driest month, at 18%. Winds in Henderson are highest in September, averaging 4.4 m/s (16 km/h), and lightest in May, at 2.9 m/s (10 km/h). The prevailing wind is from the N. The clearest skies in Henderson come in February, when the sky is typically 46% covered; July is the cloudiest month, at 59%.
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
28°C
19°C
27°C
32%
47%
4.0 m/s
50
53
22
February
27°C
18°C
26°C
33%
46%
3.7 m/s
52
45
28
March
24°C
16°C
23°C
34%
50%
3.5 m/s
63
31
45
April
20°C
12°C
17°C
36%
50%
3.2 m/s
63
9
72
May
16°C
8°C
13°C
27%
52%
2.9 m/s
34
1
75
June
13°C
5°C
9°C
18%
57%
3.0 m/s
14
0
60
July
12°C
4°C
8°C
20%
59%
3.3 m/s
8
0
53
August
15°C
6°C
10°C
21%
52%
4.0 m/s
17
1
64
September
18°C
8°C
13°C
30%
56%
4.4 m/s
36
1
74
October
21°C
11°C
17°C
29%
54%
4.1 m/s
57
9
70
November
24°C
16°C
21°C
30%
48%
4.3 m/s
66
26
50
December
27°C
18°C
24°C
32%
49%
4.0 m/s
61
43
35
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 July, its coolest month, and 28°C in January, its warmest; the coolest hours of the day run from 4°C to 19°C through the year, and the average temperature over the year is 16°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 winterJune to August
High 13°CLow 5°CRain 20%
Winter in Henderson has typical daily highs of about 13°C and lows of about 5°C, with a 20% chance of rain on a given day.
Henderson weather in springSeptember to November
High 21°CLow 12°CRain 30%
Spring in Henderson has typical daily highs of about 21°C and lows of about 12°C, with a 30% chance of rain on a given day.
Henderson weather in summerDecember to February
High 27°CLow 18°CRain 32%
Summer in Henderson has typical daily highs of about 27°C and lows of about 18°C, with a 32% chance of rain on a given day.
Henderson weather in autumnMarch to May
High 20°CLow 12°CRain 32%
Autumn in Henderson has typical daily highs of about 20°C and lows of about 12°C, with a 32% chance of rain on a given day.
When is the rainy season in Henderson?
The rainy (wet) season in Henderson runs from September to May, peaking in April with a 36% chance of rain on a given day. The dry season is June to August; June is the driest month, at 18%.
What time of year is Henderson windiest?
Winds in Henderson are highest in September, averaging 4.4 m/s (16 km/h), and lightest in May, at 2.9 m/s (10 km/h). The prevailing wind is from the N.
What is the average temperature in Henderson year round?
The average temperature in Henderson over the whole year is 16°C. January is the hottest month, with highs of about 28°C; July is the coldest, with lows of about 4°C.