Idaho Falls weather by month

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

Temperature in Idaho Falls (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
27°F maximum daytime temperature in January in Idaho Falls27
34°F maximum daytime temperature in February in Idaho Falls34
45°F maximum daytime temperature in March in Idaho Falls45
57°F maximum daytime temperature in April in Idaho Falls57
66°F maximum daytime temperature in May in Idaho Falls66
77°F maximum daytime temperature in June in Idaho Falls77
86°F maximum daytime temperature in July in Idaho Falls86
84°F maximum daytime temperature in August in Idaho Falls84
73°F maximum daytime temperature in September in Idaho Falls73
61°F maximum daytime temperature in October in Idaho Falls61
43°F maximum daytime temperature in November in Idaho Falls43
30°F maximum daytime temperature in December in Idaho Falls30
Min temperature (night-time)
10°F minimum night-time temperature in January in Idaho Falls10
16°F minimum night-time temperature in February in Idaho Falls16
23°F minimum night-time temperature in March in Idaho Falls23
30°F minimum night-time temperature in April in Idaho Falls30
39°F minimum night-time temperature in May in Idaho Falls39
46°F minimum night-time temperature in June in Idaho Falls46
52°F minimum night-time temperature in July in Idaho Falls52
48°F minimum night-time temperature in August in Idaho Falls48
41°F minimum night-time temperature in September in Idaho Falls41
30°F minimum night-time temperature in October in Idaho Falls30
23°F minimum night-time temperature in November in Idaho Falls23
12°F minimum night-time temperature in December in Idaho Falls12
Heat & Humidity
No heat & humidity in January in Idaho Falls0
No heat & humidity in February in Idaho Falls0
No heat & humidity in March in Idaho Falls0
No heat & humidity in April in Idaho Falls0
No heat & humidity in May in Idaho Falls0
No heat & humidity in June in Idaho Falls0
Moderate heat & humidity in July in Idaho FallsM
Low heat & humidity in August in Idaho FallsL
No heat & humidity in September in Idaho Falls0
No heat & humidity in October in Idaho Falls0
No heat & humidity in November in Idaho Falls0
No heat & humidity in December in Idaho Falls0

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

Sunshine & Daylight in Idaho 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 Idaho Falls9
11 hours of daylight per day in February in Idaho Falls11
12 hours of daylight per day in March in Idaho Falls12
13 hours of daylight per day in April in Idaho Falls13
15 hours of daylight per day in May in Idaho Falls15
15 hours of daylight per day in June in Idaho Falls15
15 hours of daylight per day in July in Idaho Falls15
14 hours of daylight per day in August in Idaho Falls14
12 hours of daylight per day in September in Idaho Falls12
11 hours of daylight per day in October in Idaho Falls11
10 hours of daylight per day in November in Idaho Falls10
9 hours of daylight per day in December in Idaho Falls9
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Idaho Falls1
UV (maximum) index 2 (Low) in February in Idaho Falls2
UV (maximum) index 4 (Moderate) in March in Idaho Falls4
UV (maximum) index 6 (High) in April in Idaho Falls6
UV (maximum) index 8 (Very High) in May in Idaho Falls8
UV (maximum) index 9 (Very High) in June in Idaho Falls9
UV (maximum) index 10 (Very High) in July in Idaho Falls10
UV (maximum) index 8 (Very High) in August in Idaho Falls8
UV (maximum) index 6 (High) in September in Idaho Falls6
UV (maximum) index 4 (Moderate) in October in Idaho Falls4
UV (maximum) index 2 (Low) in November in Idaho Falls2
UV (maximum) index 1 (Low) in December in Idaho Falls1

Rainfall in Idaho 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 Idaho Falls11
10 days with some rainfall in February in Idaho Falls10
10 days with some rainfall in March in Idaho Falls10
9 days with some rainfall in April in Idaho Falls9
10 days with some rainfall in May in Idaho Falls10
8 days with some rainfall in June in Idaho Falls8
5 days with some rainfall in July in Idaho Falls5
6 days with some rainfall in August in Idaho Falls6
6 days with some rainfall in September in Idaho Falls6
5 days with some rainfall in October in Idaho Falls5
9 days with some rainfall in November in Idaho Falls9
11 days with some rainfall in December in Idaho Falls11
Average monthly rainfall (inches)
0.9 inches monthly rainfall in January in Idaho Falls0.9
0.8 inches monthly rainfall in February in Idaho Falls0.8
0.9 inches monthly rainfall in March in Idaho Falls0.9
1.0 inches monthly rainfall in April in Idaho Falls1.0
1.4 inches monthly rainfall in May in Idaho Falls1.4
1.3 inches monthly rainfall in June in Idaho Falls1.3
0.6 inches monthly rainfall in July in Idaho Falls0.6
0.7 inches monthly rainfall in August in Idaho Falls0.7
0.9 inches monthly rainfall in September in Idaho Falls0.9
0.8 inches monthly rainfall in October in Idaho Falls0.8
1.0 inches monthly rainfall in November in Idaho Falls1.0
0.9 inches monthly rainfall in December in Idaho Falls0.9

More about Idaho Falls

Idaho Falls by month

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

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The climate guide for Idaho (Idaho 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 Idaho Falls?

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

Metric (°C)  |  Imperial (°F)

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More about the USA

Compare Idaho Falls with the UK

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

Maximum daytime temperature (°F)

Idaho Falls, Idaho, USA
UK (London)
45
34
45
45
50
57
55
66
63
77
68
86
72
84
72
73
66
61
59
43
50
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
27
30

Metric (°C)  |  Imperial (°F)

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