World Resorts USA Idaho Falls Weather

Idaho Falls weather in September

Weather in Idaho Falls: September

Average day temperature: 75.6°F
Average night temperature: 52.4°F
Number of sunny days: 22 days
Day length: 11.8 - 13.2 hours
Number of rainy days: 1 day
Precipitation totals: 0.6 in.

Air temperature in September, °F

Show year:
2024
2023
2022

The highest day temperature during September of 2024 was 87°F. At the same time the lowest night temperature was 41°F. Day and night temperature averages during September were 75.0°F and 49.5°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Idaho Falls in September is 0.6 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 7.5 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 10.0.

Best time for vacation in Idaho Falls

Sunniest months:
July 27 days
August 22 days
September 22 days
Warmest months:
July 88.3 °F
August 84.1 °F
September 75.6 °F
Coldest months:
January 25.4 °F
February 27.3 °F
December 28.4 °F
Rainiest months:
November 1 day
September 1 day
March 1 day
Windiest months:
April 9.3 mph
May 9.0 mph
June 8.8 mph

Idaho Falls on a weather map

Idaho Falls
+28°F
S 4 mph
Feels like: +25°F
Precip.: 0%
Places in USA:
Name
°F
+46°F
+50°F
+73°F
+73°F
+45°F
+57°F
+75°F
+66°F
+46°F
+54°F
+55°F
+70°F
+68°F
+66°F
+34°F
24 Hours Forecast
Idaho Falls
Local time: 10:25
November 21, thursday
1200
37°F
S
4 mph
1500
41°F
SW
4 mph
1800
37°F
SW
3 mph
2100
34°F
SE
2 mph
November 22, friday
0000
30°F
W
5 mph
0300
30°F
S
4 mph
0600
25°F
S
3 mph
0900
28°F
SW
2 mph
Units of measurement: °C / °F