Cold desert climate
Climate Irwin - Idaho
Annual high56ºF
Annual low32ºF
| Month | HighºF | LowºF |
|---|---|---|
| Jan | 29 | 12 |
| Feb | 34 | 14 |
| Mar | 44 | 22 |
| Apr | 55 | 29 |
| May | 64 | 38 |
| Jun | 73 | 45 |
| Jul | 83 | 52 |
| Aug | 83 | 51 |
| Sep | 74 | 42 |
| Oct | 58 | 33 |
| Nov | 41 | 25 |
| Dec | 31 | 16 |
- JanHigh 29ºFLow 12ºF
- FebHigh 34ºFLow 14ºF
- MarHigh 44ºFLow 22ºF
- AprHigh 55ºFLow 29ºF
- MayHigh 64ºFLow 38ºF
- JunHigh 73ºFLow 45ºF
- JulHigh 83ºFLow 52ºF
- AugHigh 83ºFLow 51ºF
- SepHigh 74ºFLow 42ºF
- OctHigh 58ºFLow 33ºF
- NovHigh 41ºFLow 25ºF
- DecHigh 31ºFLow 16ºF
Climate summary
What is the average weather in Irwin, Idaho?
Irwin experiences a cold desert climate, defined by very low annual precipitation and very large seasonal temperature contrasts. Summers are warm, but the high elevation and inland location keep temperatures noticeably lower than they would otherwise be. Winters are cold, with precipitation typically scarce and infrequent year-round.
Irwin weather averages
Annual high56ºF
Annual low32ºF
Daily normals Irwin - Idaho - January
| Day | HighºF | LowºF | Prec/ | Prec/ |
|---|---|---|---|---|
| Jan 1 | 29.3 | 14.1 | 0.00 | 0.00 |
| Jan 2 | 29.3 | 13.9 | 0.00 | 0.00 |
| Jan 3 | 29.3 | 13.8 | 0.00 | 0.00 |
| Jan 4 | 29.2 | 13.7 | 0.00 | 0.00 |
| Jan 5 | 29.2 | 13.5 | 0.00 | 0.00 |
| Jan 6 | 29.2 | 13.4 | 0.00 | 0.00 |
| Jan 7 | 29.1 | 13.2 | 0.00 | 0.00 |
| Jan 8 | 29.1 | 13.1 | 0.00 | 0.00 |
| Jan 9 | 29.0 | 12.9 | 0.00 | 0.00 |
| Jan 10 | 29.0 | 12.8 | 0.00 | 0.00 |
| Jan 11 | 29.0 | 12.6 | 0.00 | 0.00 |
| Jan 12 | 28.9 | 12.5 | 0.00 | 0.00 |
| Jan 13 | 28.9 | 12.4 | 0.00 | 0.00 |
| Jan 14 | 28.9 | 12.2 | 0.00 | 0.00 |
| Jan 15 | 28.9 | 12.1 | 0.00 | 0.00 |
| Jan 16 | 28.8 | 12.0 | 0.00 | 0.00 |
| Jan 17 | 28.8 | 11.8 | 0.00 | 0.00 |
| Jan 18 | 28.8 | 11.7 | 0.00 | 0.00 |
| Jan 19 | 28.8 | 11.6 | 0.00 | 0.00 |
| Jan 20 | 28.8 | 11.5 | 0.00 | 0.00 |
| Jan 21 | 28.9 | 11.4 | 0.00 | 0.00 |
| Jan 22 | 28.9 | 11.3 | 0.00 | 0.00 |
| Jan 23 | 29.0 | 11.3 | 0.00 | 0.00 |
| Jan 24 | 29.0 | 11.2 | 0.00 | 0.00 |
| Jan 25 | 29.1 | 11.2 | 0.00 | 0.00 |
| Jan 26 | 29.2 | 11.1 | 0.00 | 0.00 |
| Jan 27 | 29.3 | 11.1 | 0.00 | 0.00 |
| Jan 28 | 29.4 | 11.1 | 0.00 | 0.00 |
| Jan 29 | 29.5 | 11.1 | 0.00 | 0.00 |
| Jan 30 | 29.7 | 11.2 | 0.00 | 0.00 |
| Jan 31 | 29.9 | 11.2 | 0.00 | 0.00 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Irwin - December 2015
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Dec 1 | 26.1 | 8.1 | – |
| Dec 2 | 26.1 | 9.0 | – |
| Dec 3 | 28.0 | 10.9 | – |
| Dec 4 | 39.9 | 26.1 | – |
| Dec 5 | 39.9 | 30.9 | – |
| Dec 6 | 39.0 | 23.0 | – |
| Dec 7 | 41.0 | 21.9 | – |
| Dec 8 | 46.9 | 34.0 | – |
| Dec 9 | 46.9 | 39.0 | – |
| Dec 10 | 57.0 | 30.0 | – |
| Dec 11 | 44.1 | 30.0 | – |
| Dec 12 | 37.0 | 25.0 | – |
| Dec 13 | 33.1 | 25.0 | – |
| Dec 14 | 36.0 | 28.0 | – |
| Dec 15 | 28.9 | 15.1 | – |
| Dec 16 | 26.1 | 9.0 | – |
| Dec 17 | 26.1 | 9.0 | – |
| Dec 18 | 24.1 | 7.0 | – |
| Dec 19 | 35.1 | 24.1 | – |
| Dec 20 | 39.9 | 27.0 | – |
| Dec 21 | 35.1 | 27.0 | – |
| Dec 22 | 33.1 | 27.0 | – |
| Dec 23 | 34.0 | 19.9 | – |
| Dec 24 | 25.0 | 16.0 | – |
| Dec 25 | 25.0 | 19.0 | – |
| Dec 26 | 23.0 | 3.0 | – |
| Dec 27 | 12.9 | -2.9 | – |
| Dec 28 | 17.1 | 1.0 | – |
| Dec 29 | 16.0 | -4.0 | – |
| Dec 30 | 15.1 | -4.0 | – |
| Dec 31 | 17.1 | -6.0 | – |
The data for December 2015 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature57.0ºF · Dec 10
- Lowest max temperature12.9ºF · Dec 27
- Highest min temperature39.0ºF · Dec 9
- Lowest min temperature-6.0ºF · Dec 31
Geo Irwin - Idaho
Location
- Country
- United States
- State
- Idaho
- County
- –
- City
- Irwin
- Zip Code
- 83428
- Elevation
- 5325 ft
- Longitude
- -111.30
- Latitude
- 43.41
- ICAO
- –
- IATA
- –