Cold steppe climate
Climate Summer Lake - Oregon
Annual high64ºF
Annual low36ºF
Precipitation13.31 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 44 | 25 | 1.45 | 3 |
| Feb | 47 | 26 | 1.26 | 2 |
| Mar | 54 | 31 | 1.15 | 1 |
| Apr | 60 | 34 | 1.15 | 1 |
| May | 69 | 41 | 1.29 | 0 |
| Jun | 78 | 47 | 0.89 | 0 |
| Jul | 88 | 52 | 0.53 | 0 |
| Aug | 88 | 50 | 0.50 | 0 |
| Sep | 79 | 43 | 0.56 | 0 |
| Oct | 66 | 35 | 0.86 | 0 |
| Nov | 50 | 29 | 1.74 | 2 |
| Dec | 42 | 24 | 1.93 | 4 |
- JanHigh 44ºFLow 25ºFPrecip 1.45 inch
- FebHigh 47ºFLow 26ºFPrecip 1.26 inch
- MarHigh 54ºFLow 31ºFPrecip 1.15 inch
- AprHigh 60ºFLow 34ºFPrecip 1.15 inch
- MayHigh 69ºFLow 41ºFPrecip 1.29 inch
- JunHigh 78ºFLow 47ºFPrecip 0.89 inch
- JulHigh 88ºFLow 52ºFPrecip 0.53 inch
- AugHigh 88ºFLow 50ºFPrecip 0.50 inch
- SepHigh 79ºFLow 43ºFPrecip 0.56 inch
- OctHigh 66ºFLow 35ºFPrecip 0.86 inch
- NovHigh 50ºFLow 29ºFPrecip 1.74 inch
- DecHigh 42ºFLow 24ºFPrecip 1.93 inch
Climate summary
What is the average weather in Summer Lake, Oregon?
Summer Lake experiences a cold semi-arid climate, characterized by dry conditions and strong seasonal changes. Summers are warm and dry, while winters are cold with regular snowfall. Precipitation is generally low throughout the year, with a distinct pattern of wetter winters and very dry summers.
Summer Lake weather averages
Annual high64ºF
Annual low36ºF
Precipitation13.31 inch
Snowfall13 inch
Daily normals Summer Lake - Oregon - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 42.9 | 20.6 | 0.05 | 0.05 | 0.00 | 0.00 |
| Jan 2 | 43.0 | 20.6 | 0.10 | 0.10 | 0.10 | 0.10 |
| Jan 3 | 43.1 | 20.7 | 0.15 | 0.15 | 0.10 | 0.10 |
| Jan 4 | 43.2 | 20.7 | 0.21 | 0.21 | 0.20 | 0.20 |
| Jan 5 | 43.4 | 20.8 | 0.26 | 0.26 | 0.20 | 0.20 |
| Jan 6 | 43.5 | 20.9 | 0.32 | 0.32 | 0.30 | 0.30 |
| Jan 7 | 43.6 | 20.9 | 0.37 | 0.37 | 0.30 | 0.30 |
| Jan 8 | 43.7 | 21.0 | 0.43 | 0.43 | 0.40 | 0.40 |
| Jan 9 | 43.9 | 21.1 | 0.48 | 0.48 | 0.50 | 0.50 |
| Jan 10 | 44.0 | 21.1 | 0.54 | 0.54 | 0.50 | 0.50 |
| Jan 11 | 44.1 | 21.2 | 0.59 | 0.59 | 0.60 | 0.60 |
| Jan 12 | 44.2 | 21.3 | 0.65 | 0.65 | 0.70 | 0.70 |
| Jan 13 | 44.3 | 21.4 | 0.71 | 0.71 | 0.70 | 0.70 |
| Jan 14 | 44.4 | 21.4 | 0.76 | 0.76 | 0.80 | 0.80 |
| Jan 15 | 44.5 | 21.5 | 0.81 | 0.81 | 0.90 | 0.90 |
| Jan 16 | 44.6 | 21.6 | 0.87 | 0.87 | 0.90 | 0.90 |
| Jan 17 | 44.6 | 21.6 | 0.91 | 0.91 | 1.00 | 1.00 |
| Jan 18 | 44.7 | 21.7 | 0.96 | 0.96 | 1.10 | 1.10 |
| Jan 19 | 44.8 | 21.7 | 1.01 | 1.01 | 1.10 | 1.10 |
| Jan 20 | 44.8 | 21.8 | 1.06 | 1.06 | 1.20 | 1.20 |
| Jan 21 | 44.9 | 21.9 | 1.11 | 1.11 | 1.20 | 1.20 |
| Jan 22 | 45.0 | 21.9 | 1.16 | 1.16 | 1.30 | 1.30 |
| Jan 23 | 45.0 | 22.0 | 1.20 | 1.20 | 1.40 | 1.40 |
| Jan 24 | 45.1 | 22.0 | 1.25 | 1.25 | 1.40 | 1.40 |
| Jan 25 | 45.1 | 22.0 | 1.30 | 1.30 | 1.50 | 1.50 |
| Jan 26 | 45.2 | 22.1 | 1.35 | 1.35 | 1.60 | 1.60 |
| Jan 27 | 45.3 | 22.1 | 1.40 | 1.40 | 1.70 | 1.70 |
| Jan 28 | 45.3 | 22.2 | 1.44 | 1.44 | 1.80 | 1.80 |
| Jan 29 | 45.4 | 22.2 | 1.49 | 1.49 | 1.80 | 1.80 |
| Jan 30 | 45.4 | 22.3 | 1.53 | 1.53 | 1.90 | 1.90 |
| Jan 31 | 45.5 | 22.3 | 1.58 | 1.58 | 2.00 | 2.00 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Summer Lake - September 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Sep 1 | 86.0 | 53.1 | 0.00 |
| Sep 2 | 60.1 | 48.9 | 0.09 |
| Sep 3 | 52.0 | 46.9 | 0.40 |
| Sep 4 | 63.0 | 39.0 | 0.01 |
| Sep 5 | 66.0 | 41.0 | 0.00 |
| Sep 6 | 60.1 | 45.0 | 0.34 |
| Sep 7 | – | – | – |
| Sep 8 | – | – | – |
| Sep 9 | 90.0 | 36.0 | – |
| Sep 10 | 89.1 | 51.1 | 0.00 |
| Sep 11 | – | – | – |
| Sep 12 | 89.1 | 44.1 | – |
| Sep 13 | 64.9 | 42.1 | 0.16 |
| Sep 14 | 73.0 | 35.1 | 0.01 |
| Sep 15 | 80.1 | 37.9 | 0.00 |
| Sep 16 | 75.0 | 46.0 | 0.08 |
| Sep 17 | 73.0 | 48.9 | 0.05 |
| Sep 18 | 77.0 | 48.9 | 0.03 |
| Sep 19 | 81.0 | 41.0 | 0.00 |
| Sep 20 | – | – | – |
| Sep 21 | 84.9 | 42.1 | – |
| Sep 22 | – | – | – |
| Sep 23 | 84.0 | 39.9 | – |
| Sep 24 | 84.0 | 42.1 | 0.00 |
| Sep 25 | 64.9 | 50.0 | 0.10 |
| Sep 26 | – | – | – |
| Sep 27 | – | – | – |
| Sep 28 | 73.9 | 34.0 | – |
| Sep 29 | 79.0 | 39.0 | 0.00 |
| Sep 30 | 81.0 | 42.1 | 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 temperature90.0ºF · Sep 9
- Lowest max temperature52.0ºF · Sep 3
- Highest min temperature53.1ºF · Sep 1
- Lowest min temperature34.0ºF · Sep 28
Geo Summer Lake - Oregon
Location
- Country
- United States
- State
- Oregon
- County
- Lake
- City
- Summer Lake
- Zip Code
- 97640
- Elevation
- 4203 ft
- Longitude
- -120.78
- Latitude
- 42.97
- ICAO
- –
- IATA
- –