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Idaho weather in September 2022
- 25°C max day temperature
25
- 10 hours of sunshine per day
- 4 days with some rainfall
4
- 8°C min night temperature
8
- 12 hours of daylight per day
12
- No heat & humidity
0
- 19 mm of monthly rainfall
19
- 6 (High) UV index
6
Below are average maximum temperatures at popular destinations in Idaho in September. Select a destination to see more weather parameters.
Recommended for Idaho
The September weather guide for Idaho (Boise) shows long term 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.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
How hot is it in Idaho in September?
Daytime temperatures usually reach 25°C in Boise, Idaho in September with no heat and humidity, falling to 8°C at night.
How sunny is it in Idaho in September?
There are normally 10 hours of bright sunshine each day in Boise, Idaho in September - that's 80% of daylight hours.
Does it rain in Idaho in September?
There are usually 4 days with some rain in Boise, Idaho in September and the average monthly rainfall is 19mm.
Idaho September sunrise & sunset times
Browse the sunrise and sunset times for Idaho in September 2022. Select a month to view Idaho sunrise and sunset times for the next 12 months. The Idaho sunrise and sunset times shown below are for Boise.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Thursday, 1st September 2022 | 07:09 | 20:20 |
Thursday, 15th September 2022 | 07:24 | 19:55 |
Friday, 30th September 2022 | 07:41 | 19:27 |
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