Cold steppe climate
Climate Glenns Ferry - Idaho
Annual high68ºF
Annual low36ºF
Precipitation10.46 inch
| Month | HighºF | LowºF | Precipinch |
|---|---|---|---|
| Jan | 41 | 22 | 1.28 |
| Feb | 48 | 24 | 0.89 |
| Mar | 58 | 30 | 1.11 |
| Apr | 67 | 35 | 0.87 |
| May | 76 | 42 | 1.02 |
| Jun | 86 | 50 | 0.72 |
| Jul | 97 | 55 | 0.26 |
| Aug | 95 | 53 | 0.27 |
| Sep | 84 | 43 | 0.45 |
| Oct | 70 | 34 | 0.88 |
| Nov | 53 | 27 | 1.16 |
| Dec | 40 | 21 | 1.55 |
- JanHigh 41ºFLow 22ºFPrecip 1.28 inch
- FebHigh 48ºFLow 24ºFPrecip 0.89 inch
- MarHigh 58ºFLow 30ºFPrecip 1.11 inch
- AprHigh 67ºFLow 35ºFPrecip 0.87 inch
- MayHigh 76ºFLow 42ºFPrecip 1.02 inch
- JunHigh 86ºFLow 50ºFPrecip 0.72 inch
- JulHigh 97ºFLow 55ºFPrecip 0.26 inch
- AugHigh 95ºFLow 53ºFPrecip 0.27 inch
- SepHigh 84ºFLow 43ºFPrecip 0.45 inch
- OctHigh 70ºFLow 34ºFPrecip 0.88 inch
- NovHigh 53ºFLow 27ºFPrecip 1.16 inch
- DecHigh 40ºFLow 21ºFPrecip 1.55 inch
Climate summary
What is the average weather in Glenns Ferry, Idaho?
Glenns Ferry experiences a cold semi-arid climate, marked by very large seasonal temperature contrasts due to its inland location. Summers are hot and dry, while winters are cold. Precipitation is generally low throughout the year, with a strong pattern of drier summers and wetter winters.
Glenns Ferry weather averages
Annual high68ºF
Annual low36ºF
Precipitation10.46 inch
Daily normals Glenns Ferry - Idaho - January
| Day | HighºF | LowºF | Prec/ | Prec/ |
|---|---|---|---|---|
| Jan 1 | 42.4 | 24.0 | 0.05 | 0.05 |
| Jan 2 | 42.4 | 24.1 | 0.10 | 0.10 |
| Jan 3 | 42.4 | 24.1 | 0.15 | 0.15 |
| Jan 4 | 42.5 | 24.2 | 0.20 | 0.20 |
| Jan 5 | 42.5 | 24.2 | 0.25 | 0.25 |
| Jan 6 | 42.6 | 24.3 | 0.30 | 0.30 |
| Jan 7 | 42.7 | 24.4 | 0.34 | 0.34 |
| Jan 8 | 42.7 | 24.4 | 0.39 | 0.39 |
| Jan 9 | 42.8 | 24.5 | 0.44 | 0.44 |
| Jan 10 | 42.9 | 24.6 | 0.48 | 0.48 |
| Jan 11 | 43.0 | 24.7 | 0.52 | 0.52 |
| Jan 12 | 43.1 | 24.7 | 0.56 | 0.56 |
| Jan 13 | 43.2 | 24.8 | 0.60 | 0.60 |
| Jan 14 | 43.3 | 24.9 | 0.64 | 0.64 |
| Jan 15 | 43.4 | 24.9 | 0.69 | 0.69 |
| Jan 16 | 43.5 | 25.0 | 0.74 | 0.74 |
| Jan 17 | 43.6 | 25.0 | 0.78 | 0.78 |
| Jan 18 | 43.7 | 25.1 | 0.83 | 0.83 |
| Jan 19 | 43.9 | 25.1 | 0.88 | 0.88 |
| Jan 20 | 44.0 | 25.2 | 0.93 | 0.93 |
| Jan 21 | 44.1 | 25.2 | 0.98 | 0.98 |
| Jan 22 | 44.3 | 25.3 | 1.03 | 1.03 |
| Jan 23 | 44.4 | 25.3 | 1.09 | 1.09 |
| Jan 24 | 44.6 | 25.4 | 1.14 | 1.14 |
| Jan 25 | 44.7 | 25.4 | 1.19 | 1.19 |
| Jan 26 | 44.9 | 25.4 | 1.24 | 1.24 |
| Jan 27 | 45.1 | 25.5 | 1.29 | 1.29 |
| Jan 28 | 45.2 | 25.5 | 1.35 | 1.35 |
| Jan 29 | 45.4 | 25.5 | 1.40 | 1.40 |
| Jan 30 | 45.6 | 25.6 | 1.45 | 1.45 |
| Jan 31 | 45.8 | 25.6 | 1.50 | 1.50 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Glenns Ferry - September 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Sep 1 | 93.9 | 55.9 | 0.00 |
| Sep 2 | 82.0 | 57.9 | 0.00 |
| Sep 3 | 81.0 | 53.1 | 0.00 |
| Sep 4 | 73.9 | 48.9 | 0.00 |
| Sep 5 | 84.9 | 51.1 | 0.00 |
| Sep 6 | 87.1 | 44.1 | 0.00 |
| Sep 7 | 77.0 | 48.9 | 0.00 |
| Sep 8 | 84.9 | 39.9 | 0.00 |
| Sep 9 | 90.0 | 44.1 | 0.00 |
| Sep 10 | 90.0 | 52.0 | 0.00 |
| Sep 11 | 95.0 | 46.9 | 0.00 |
| Sep 12 | 82.0 | 60.1 | 0.00 |
| Sep 13 | 78.1 | 52.0 | 0.00 |
| Sep 14 | 75.0 | 39.0 | 0.00 |
| Sep 15 | 84.9 | 42.1 | 0.00 |
| Sep 16 | 91.9 | 46.9 | 0.00 |
| Sep 17 | 93.9 | 61.0 | 0.00 |
| Sep 18 | 77.0 | 57.0 | 0.44 |
| Sep 19 | 80.1 | 50.0 | 0.00 |
| Sep 20 | 82.0 | 55.0 | 0.00 |
| Sep 21 | 89.1 | 52.0 | 0.00 |
| Sep 22 | 86.0 | 52.0 | 0.00 |
| Sep 23 | 88.0 | 54.0 | 0.00 |
| Sep 24 | 95.0 | 60.1 | 0.00 |
| Sep 25 | 90.0 | 50.0 | 0.00 |
| Sep 26 | 75.0 | 48.9 | 0.00 |
| Sep 27 | 80.1 | 51.1 | 0.00 |
| Sep 28 | 82.0 | 39.9 | 0.00 |
| Sep 29 | 82.0 | 42.1 | 0.00 |
| Sep 30 | 86.0 | 44.1 | 0.00 |
The data for September 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature95.0ºF · Sep 11
- Lowest max temperature73.9ºF · Sep 4
- Highest min temperature61.0ºF · Sep 17
- Lowest min temperature39.0ºF · Sep 14
Geo Glenns Ferry - Idaho
Location
- Country
- United States
- State
- Idaho
- County
- Elmore
- City
- Glenns Ferry
- Zip Code
- 83623
- Elevation
- 2533 ft
- Longitude
- -115.33
- Latitude
- 42.94
- ICAO
- –
- IATA
- –