Twin Falls weather by month

Check out Twin Falls weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Twin Falls (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
36°F maximum daytime temperature in January in Twin Falls36
43°F maximum daytime temperature in February in Twin Falls43
52°F maximum daytime temperature in March in Twin Falls52
61°F maximum daytime temperature in April in Twin Falls61
70°F maximum daytime temperature in May in Twin Falls70
81°F maximum daytime temperature in June in Twin Falls81
90°F maximum daytime temperature in July in Twin Falls90
88°F maximum daytime temperature in August in Twin Falls88
77°F maximum daytime temperature in September in Twin Falls77
64°F maximum daytime temperature in October in Twin Falls64
48°F maximum daytime temperature in November in Twin Falls48
37°F maximum daytime temperature in December in Twin Falls37
Min temperature (night-time)
19°F minimum night-time temperature in January in Twin Falls19
23°F minimum night-time temperature in February in Twin Falls23
28°F minimum night-time temperature in March in Twin Falls28
34°F minimum night-time temperature in April in Twin Falls34
41°F minimum night-time temperature in May in Twin Falls41
48°F minimum night-time temperature in June in Twin Falls48
55°F minimum night-time temperature in July in Twin Falls55
54°F minimum night-time temperature in August in Twin Falls54
45°F minimum night-time temperature in September in Twin Falls45
36°F minimum night-time temperature in October in Twin Falls36
28°F minimum night-time temperature in November in Twin Falls28
19°F minimum night-time temperature in December in Twin Falls19
Heat & Humidity
No heat & humidity in January in Twin Falls0
No heat & humidity in February in Twin Falls0
No heat & humidity in March in Twin Falls0
No heat & humidity in April in Twin Falls0
No heat & humidity in May in Twin Falls0
Low heat & humidity in June in Twin FallsL
Moderate heat & humidity in July in Twin FallsM
Moderate heat & humidity in August in Twin FallsM
No heat & humidity in September in Twin Falls0
No heat & humidity in October in Twin Falls0
No heat & humidity in November in Twin Falls0
No heat & humidity in December in Twin Falls0

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

Sunshine & Daylight in Twin Falls

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
9 hours of daylight per day in January in Twin Falls9
11 hours of daylight per day in February in Twin Falls11
12 hours of daylight per day in March in Twin Falls12
13 hours of daylight per day in April in Twin Falls13
15 hours of daylight per day in May in Twin Falls15
15 hours of daylight per day in June in Twin Falls15
15 hours of daylight per day in July in Twin Falls15
14 hours of daylight per day in August in Twin Falls14
12 hours of daylight per day in September in Twin Falls12
11 hours of daylight per day in October in Twin Falls11
10 hours of daylight per day in November in Twin Falls10
9 hours of daylight per day in December in Twin Falls9
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Twin Falls2
UV (maximum) index 2 (Low) in February in Twin Falls2
UV (maximum) index 4 (Moderate) in March in Twin Falls4
UV (maximum) index 6 (High) in April in Twin Falls6
UV (maximum) index 8 (Very High) in May in Twin Falls8
UV (maximum) index 9 (Very High) in June in Twin Falls9
UV (maximum) index 9 (Very High) in July in Twin Falls9
UV (maximum) index 8 (Very High) in August in Twin Falls8
UV (maximum) index 6 (High) in September in Twin Falls6
UV (maximum) index 4 (Moderate) in October in Twin Falls4
UV (maximum) index 2 (Low) in November in Twin Falls2
UV (maximum) index 1 (Low) in December in Twin Falls1

Rainfall in Twin Falls

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
11 days with some rainfall in January in Twin Falls11
9 days with some rainfall in February in Twin Falls9
10 days with some rainfall in March in Twin Falls10
9 days with some rainfall in April in Twin Falls9
8 days with some rainfall in May in Twin Falls8
6 days with some rainfall in June in Twin Falls6
4 days with some rainfall in July in Twin Falls4
4 days with some rainfall in August in Twin Falls4
5 days with some rainfall in September in Twin Falls5
5 days with some rainfall in October in Twin Falls5
10 days with some rainfall in November in Twin Falls10
11 days with some rainfall in December in Twin Falls11
Average monthly rainfall (inches)
1.2 inches monthly rainfall in January in Twin Falls1.2
0.8 inches monthly rainfall in February in Twin Falls0.8
0.8 inches monthly rainfall in March in Twin Falls0.8
0.8 inches monthly rainfall in April in Twin Falls0.8
1.1 inches monthly rainfall in May in Twin Falls1.1
0.9 inches monthly rainfall in June in Twin Falls0.9
0.3 inches monthly rainfall in July in Twin Falls0.3
0.5 inches monthly rainfall in August in Twin Falls0.5
0.6 inches monthly rainfall in September in Twin Falls0.6
0.7 inches monthly rainfall in October in Twin Falls0.7
1.1 inches monthly rainfall in November in Twin Falls1.1
1.1 inches monthly rainfall in December in Twin Falls1.1

More about Twin Falls

Twin Falls by month

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

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The climate guide for Idaho (Twin Falls) 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.

What's the climate like in Twin Falls?

Twin Falls has a cold semi arid climate with hot summers.

Metric (°C)  |  Imperial (°F)

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More about the USA

Compare Twin Falls with the USA

Below the Twin Falls chart shows average maximum daytime temperature for Twin Falls, Idaho, USA and the USA (Washington).

Maximum daytime temperature (°F)

Twin Falls, Idaho, USA
USA (Washington)
36
41
43
45
52
55
61
66
70
75
81
84
90
88
88
86
77
79
64
68
48
57
37
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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