Idaho Falls climate guide

Temperature in Idaho Falls (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
-3°C maximum daytime temperature in January in Idaho Falls-3
1°C maximum daytime temperature in February in Idaho Falls1
7°C maximum daytime temperature in March in Idaho Falls7
14°C maximum daytime temperature in April in Idaho Falls14
19°C maximum daytime temperature in May in Idaho Falls19
25°C maximum daytime temperature in June in Idaho Falls25
30°C maximum daytime temperature in July in Idaho Falls30
29°C maximum daytime temperature in August in Idaho Falls29
23°C maximum daytime temperature in September in Idaho Falls23
16°C maximum daytime temperature in October in Idaho Falls16
6°C maximum daytime temperature in November in Idaho Falls6
-1°C maximum daytime temperature in December in Idaho Falls-1
Min temperature (night-time)
-12°C minimum night-time temperature in January in Idaho Falls-12
-9°C minimum night-time temperature in February in Idaho Falls-9
-5°C minimum night-time temperature in March in Idaho Falls-5
-1°C minimum night-time temperature in April in Idaho Falls-1
4°C minimum night-time temperature in May in Idaho Falls4
8°C minimum night-time temperature in June in Idaho Falls8
11°C minimum night-time temperature in July in Idaho Falls11
9°C minimum night-time temperature in August in Idaho Falls9
5°C minimum night-time temperature in September in Idaho Falls5
-1°C minimum night-time temperature in October in Idaho Falls-1
-5°C minimum night-time temperature in November in Idaho Falls-5
-11°C minimum night-time temperature in December in Idaho Falls-11

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

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 (mm)
22 mm monthly rainfall in January in Idaho Falls22
21 mm monthly rainfall in February in Idaho Falls21
22 mm monthly rainfall in March in Idaho Falls22
26 mm monthly rainfall in April in Idaho Falls26
35 mm monthly rainfall in May in Idaho Falls35
32 mm monthly rainfall in June in Idaho Falls32
16 mm monthly rainfall in July in Idaho Falls16
17 mm monthly rainfall in August in Idaho Falls17
22 mm monthly rainfall in September in Idaho Falls22
21 mm monthly rainfall in October in Idaho Falls21
26 mm monthly rainfall in November in Idaho Falls26
23 mm monthly rainfall in December in Idaho Falls23

More climate for Idaho Falls

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

Going to Idaho Falls? Find the best month to visit Idaho Falls based on the weather.

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

Idaho Falls

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More about Idaho Falls

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

The climate guide for Idaho Falls, Idaho 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.

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

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