For this time of the year, Idaho Falls is experiencing slightly cooler temperatures, gently falling below the seasonal average.
According to the long-range forecast, temperatures are expected to be 21.8 °C which is -1.4 °C lower than the historical average.
Select a month and click on a day for more information:
Thursday
Oct 1
18° / 5°
Friday
Oct 2
21° / 5°
Saturday
Oct 3
18° / 4°
Sunday
Oct 4
19° / 3°
Monday
Oct 5
17° / 4°
Tuesday
Oct 6
21° / 2°
Wednesday
Oct 7
23° / 2°
Thursday
Oct 8
23° / 2°
Friday
Oct 9
25° / 3°
Saturday
Oct 10
21° / 8°
Sunday
Oct 11
19° / 5°
Monday
Oct 12
16° / 2°
Tuesday
Oct 13
19° / 1°
Wednesday
Oct 14
20° / 2°
Thursday
Oct 15
19° / 4°
Friday
Oct 16
19° / 2°
Saturday
Oct 17
16° / 2°
Sunday
Oct 18
16° / 0°
Monday
Oct 19
18° / 0°
Tuesday
Oct 20
17° / 0°
Wednesday
Oct 21
17° / 1°
Thursday
Oct 22
15° / 1°
Friday
Oct 23
13° / 2°
Saturday
Oct 24
9° / -2°
Sunday
Oct 25
11° / 0°
Monday
Oct 26
9° / 1°
Tuesday
Oct 27
9° / -1°
Wednesday
Oct 28
5° / -6°
Thursday
Oct 29
8° / -5°
Friday
Oct 30
8° / -5°
Saturday
Oct 31
12° / -3°
Idaho Falls 30 days weather forecast
Check out our estimated 30 days weather forecast for Idaho Falls, this data is based on the average weather in Idaho Falls in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Idaho Falls next to the desired date.