Phoenix climate guide

Temperature in Phoenix (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
19°C maximum daytime temperature in January in Phoenix19
21°C maximum daytime temperature in February in Phoenix21
24°C maximum daytime temperature in March in Phoenix24
29°C maximum daytime temperature in April in Phoenix29
34°C maximum daytime temperature in May in Phoenix34
39°C maximum daytime temperature in June in Phoenix39
41°C maximum daytime temperature in July in Phoenix41
39°C maximum daytime temperature in August in Phoenix39
37°C maximum daytime temperature in September in Phoenix37
31°C maximum daytime temperature in October in Phoenix31
24°C maximum daytime temperature in November in Phoenix24
19°C maximum daytime temperature in December in Phoenix19
Min temperature (night-time)
4°C minimum night-time temperature in January in Phoenix4
6°C minimum night-time temperature in February in Phoenix6
8°C minimum night-time temperature in March in Phoenix8
11°C minimum night-time temperature in April in Phoenix11
16°C minimum night-time temperature in May in Phoenix16
20°C minimum night-time temperature in June in Phoenix20
25°C minimum night-time temperature in July in Phoenix25
24°C minimum night-time temperature in August in Phoenix24
21°C minimum night-time temperature in September in Phoenix21
14°C minimum night-time temperature in October in Phoenix14
8°C minimum night-time temperature in November in Phoenix8
4°C minimum night-time temperature in December in Phoenix4

Sunshine & Daylight in Phoenix

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in Phoenix10
11 hours of daylight per day in February in Phoenix11
12 hours of daylight per day in March in Phoenix12
13 hours of daylight per day in April in Phoenix13
14 hours of daylight per day in May in Phoenix14
14 hours of daylight per day in June in Phoenix14
14 hours of daylight per day in July in Phoenix14
13 hours of daylight per day in August in Phoenix13
12 hours of daylight per day in September in Phoenix12
11 hours of daylight per day in October in Phoenix11
10 hours of daylight per day in November in Phoenix10
10 hours of daylight per day in December in Phoenix10

Rainfall in Phoenix

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
4 days with some rainfall in January in Phoenix4
4 days with some rainfall in February in Phoenix4
4 days with some rainfall in March in Phoenix4
2 days with some rainfall in April in Phoenix2
1 day with some rainfall in May in Phoenix1
1 day with some rainfall in June in Phoenix1
4 days with some rainfall in July in Phoenix4
5 days with some rainfall in August in Phoenix5
3 days with some rainfall in September in Phoenix3
3 days with some rainfall in October in Phoenix3
3 days with some rainfall in November in Phoenix3
4 days with some rainfall in December in Phoenix4
Average monthly rainfall (mm)
24 mm monthly rainfall in January in Phoenix24
21 mm monthly rainfall in February in Phoenix21
26 mm monthly rainfall in March in Phoenix26
7 mm monthly rainfall in April in Phoenix7
4 mm monthly rainfall in May in Phoenix4
3 mm monthly rainfall in June in Phoenix3
22 mm monthly rainfall in July in Phoenix22
32 mm monthly rainfall in August in Phoenix32
23 mm monthly rainfall in September in Phoenix23
17 mm monthly rainfall in October in Phoenix17
20 mm monthly rainfall in November in Phoenix20
25 mm monthly rainfall in December in Phoenix25

More climate for Phoenix

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 3 (Moderate) in January in Phoenix3
UV (maximum) index 4 (Moderate) in February in Phoenix4
UV (maximum) index 6 (High) in March in Phoenix6
UV (maximum) index 8 (Very High) in April in Phoenix8
UV (maximum) index 10 (Very High) in May in Phoenix10
UV (maximum) index 10 (Very High) in June in Phoenix10
UV (maximum) index 11 (Extreme) in July in Phoenix11
UV (maximum) index 10 (Very High) in August in Phoenix10
UV (maximum) index 8 (Very High) in September in Phoenix8
UV (maximum) index 6 (High) in October in Phoenix6
UV (maximum) index 4 (Moderate) in November in Phoenix4
UV (maximum) index 3 (Moderate) in December in Phoenix3
Heat & Humidity
No heat & humidity in January in Phoenix0
No heat & humidity in February in Phoenix0
No heat & humidity in March in Phoenix0
Low heat & humidity in April in PhoenixL
High heat & humidity in May in PhoenixH
Very high heat & humidity in June in PhoenixVH
Extreme heat & humidity in July in PhoenixE
Very high heat & humidity in August in PhoenixVH
Very high heat & humidity in September in PhoenixVH
Moderate heat & humidity in October in PhoenixM
No heat & humidity in November in Phoenix0
No heat & humidity in December in Phoenix0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The climate guide for Phoenix, Arizona shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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Metric (°C / mm)  |  Imperial (°F / inches)

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