Tucson climate guide

Temperature in Tucson (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
18°C maximum daytime temperature in January in Tucson18
20°C maximum daytime temperature in February in Tucson20
23°C maximum daytime temperature in March in Tucson23
27°C maximum daytime temperature in April in Tucson27
32°C maximum daytime temperature in May in Tucson32
37°C maximum daytime temperature in June in Tucson37
37°C maximum daytime temperature in July in Tucson37
36°C maximum daytime temperature in August in Tucson36
34°C maximum daytime temperature in September in Tucson34
29°C maximum daytime temperature in October in Tucson29
23°C maximum daytime temperature in November in Tucson23
19°C maximum daytime temperature in December in Tucson19
Min temperature (night-time)
4°C minimum night-time temperature in January in Tucson4
6°C minimum night-time temperature in February in Tucson6
8°C minimum night-time temperature in March in Tucson8
11°C minimum night-time temperature in April in Tucson11
15°C minimum night-time temperature in May in Tucson15
21°C minimum night-time temperature in June in Tucson21
24°C minimum night-time temperature in July in Tucson24
23°C minimum night-time temperature in August in Tucson23
21°C minimum night-time temperature in September in Tucson21
14°C minimum night-time temperature in October in Tucson14
8°C minimum night-time temperature in November in Tucson8
5°C minimum night-time temperature in December in Tucson5

Sunshine & Daylight in Tucson

  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 Tucson10
11 hours of daylight per day in February in Tucson11
12 hours of daylight per day in March in Tucson12
13 hours of daylight per day in April in Tucson13
14 hours of daylight per day in May in Tucson14
14 hours of daylight per day in June in Tucson14
14 hours of daylight per day in July in Tucson14
13 hours of daylight per day in August in Tucson13
12 hours of daylight per day in September in Tucson12
11 hours of daylight per day in October in Tucson11
11 hours of daylight per day in November in Tucson11
10 hours of daylight per day in December in Tucson10

Rainfall in Tucson

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
5 days with some rainfall in January in Tucson5
4 days with some rainfall in February in Tucson4
5 days with some rainfall in March in Tucson5
2 days with some rainfall in April in Tucson2
2 days with some rainfall in May in Tucson2
2 days with some rainfall in June in Tucson2
10 days with some rainfall in July in Tucson10
9 days with some rainfall in August in Tucson9
5 days with some rainfall in September in Tucson5
3 days with some rainfall in October in Tucson3
3 days with some rainfall in November in Tucson3
5 days with some rainfall in December in Tucson5
Average monthly rainfall (mm)
24 mm monthly rainfall in January in Tucson24
20 mm monthly rainfall in February in Tucson20
20 mm monthly rainfall in March in Tucson20
9 mm monthly rainfall in April in Tucson9
4 mm monthly rainfall in May in Tucson4
5 mm monthly rainfall in June in Tucson5
57 mm monthly rainfall in July in Tucson57
54 mm monthly rainfall in August in Tucson54
34 mm monthly rainfall in September in Tucson34
24 mm monthly rainfall in October in Tucson24
18 mm monthly rainfall in November in Tucson18
27 mm monthly rainfall in December in Tucson27

More climate for Tucson

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 4 (Moderate) in January in Tucson4
UV (maximum) index 5 (Moderate) in February in Tucson5
UV (maximum) index 7 (High) in March in Tucson7
UV (maximum) index 9 (Very High) in April in Tucson9
UV (maximum) index 11 (Extreme) in May in Tucson11
UV (maximum) index 11 (Extreme) in June in Tucson11
UV (maximum) index 11 (Extreme) in July in Tucson11
UV (maximum) index 11 (Extreme) in August in Tucson11
UV (maximum) index 9 (Very High) in September in Tucson9
UV (maximum) index 6 (High) in October in Tucson6
UV (maximum) index 4 (Moderate) in November in Tucson4
UV (maximum) index 3 (Moderate) in December in Tucson3
Heat & Humidity
No heat & humidity in January in Tucson0
No heat & humidity in February in Tucson0
No heat & humidity in March in Tucson0
Low heat & humidity in April in TucsonL
Moderate heat & humidity in May in TucsonM
Very high heat & humidity in June in TucsonVH
Very high heat & humidity in July in TucsonVH
Very high heat & humidity in August in TucsonVH
High heat & humidity in September in TucsonH
Moderate heat & humidity in October in TucsonM
No heat & humidity in November in Tucson0
No heat & humidity in December in Tucson0

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 Tucson, 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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