Henderson, NV Weather

Henderson is classified as having a hot desert climate (BWh) in the Köppen climate classification. It has mild winters and extremely hot summers. Snow can occasionally fall in the winter. The monsoon can bring storms in the summer, which can cause flash flooding and thunderstorms. The hottest month is July and the coldest month is December. On average there are 292 clear days per year.

Average Temperature
Jan
57 °F
14 °C
Feb
54 °F
12 °C
Mar
70 °F
21 °C
Apr
79 °F
26 °C
May
79 °F
26 °C
Jun
97 °F
36 °C
Jul
102 °F
39 °C
Aug
102 °F
39 °C
Sep
91 °F
33 °C
Oct
77 °F
25 °C
Nov
72 °F
22 °C
Dec
54 °F
12 °C
Humidity
Jan
39%
Feb
42%
Mar
30%
Apr
21%
May
29%
Jun
13%
Jul
10%
Aug
13%
Sep
19%
Oct
10%
Nov
19%
Dec
56%
Rain
Jan
6mm
Feb
12mm
Mar
6mm
Apr
4mm
May
6mm
Jun
5mm
Jul
1mm
Aug
1mm
Sep
15mm
Oct
4mm
Nov
16mm
Dec
14mm
Clouds
Jan
26%
Feb
23%
Mar
20%
Apr
18%
May
15%
Jun
8%
Jul
6%
Aug
2%
Sep
2%
Oct
1%
Nov
3%
Dec
32%
Air quality US AQI
Jan
21
Feb
17
Mar
13
Apr
23
May
21
Jun
22
Jul
23
Aug
26
Sep
23
Oct
19
Nov
24
Dec
23
Sun
Jan
3UVI
Feb
4UVI
Mar
6UVI
Apr
8UVI
May
8UVI
Jun
10UVI
Jul
10UVI
Aug
10UVI
Sep
8UVI
Oct
5UVI
Nov
4UVI
Dec
2UVI