Warm-summer Mediterranean climate
Climate Prospect - Oregon
Annual high66ºF
Annual low38ºF
Precipitation41.92 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 49 | 30 | 5.86 | 7 |
| Feb | 53 | 30 | 4.56 | 3 |
| Mar | 57 | 32 | 4.30 | 3 |
| Apr | 62 | 35 | 3.32 | 1 |
| May | 70 | 40 | 2.78 | 0 |
| Jun | 77 | 45 | 1.30 | 0 |
| Jul | 87 | 49 | 0.63 | 0 |
| Aug | 88 | 48 | 0.65 | 0 |
| Sep | 82 | 43 | 1.16 | 0 |
| Oct | 70 | 37 | 2.96 | 0 |
| Nov | 53 | 33 | 6.75 | 2 |
| Dec | 47 | 30 | 7.65 | 4 |
- JanHigh 49ºFLow 30ºFPrecip 5.86 inch
- FebHigh 53ºFLow 30ºFPrecip 4.56 inch
- MarHigh 57ºFLow 32ºFPrecip 4.30 inch
- AprHigh 62ºFLow 35ºFPrecip 3.32 inch
- MayHigh 70ºFLow 40ºFPrecip 2.78 inch
- JunHigh 77ºFLow 45ºFPrecip 1.30 inch
- JulHigh 87ºFLow 49ºFPrecip 0.63 inch
- AugHigh 88ºFLow 48ºFPrecip 0.65 inch
- SepHigh 82ºFLow 43ºFPrecip 1.16 inch
- OctHigh 70ºFLow 37ºFPrecip 2.96 inch
- NovHigh 53ºFLow 33ºFPrecip 6.75 inch
- DecHigh 47ºFLow 30ºFPrecip 7.65 inch
Climate summary
What is the average weather in Prospect, Oregon?
Prospect experiences a warm-summer climate with a strong seasonal contrast. Summers are warm and dry, while winters are cold and fairly wet. The cooler season brings frequent rain or drizzle, along with regular snowfall. This pattern of dry summers and wetter winters defines the local weather.
Prospect weather averages
Annual high66ºF
Annual low38ºF
Precipitation41.92 inch
Snowfall20 inch
Daily normals Prospect - Oregon - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 48.3 | 29.4 | 0.20 | 0.20 | 0.30 | 0.30 |
| Jan 2 | 48.4 | 29.4 | 0.40 | 0.40 | 0.50 | 0.50 |
| Jan 3 | 48.5 | 29.5 | 0.61 | 0.61 | 0.80 | 0.80 |
| Jan 4 | 48.7 | 29.5 | 0.82 | 0.82 | 1.10 | 1.10 |
| Jan 5 | 48.8 | 29.6 | 1.04 | 1.04 | 1.40 | 1.40 |
| Jan 6 | 48.9 | 29.7 | 1.26 | 1.26 | 1.60 | 1.60 |
| Jan 7 | 49.0 | 29.7 | 1.48 | 1.48 | 1.90 | 1.90 |
| Jan 8 | 49.2 | 29.8 | 1.70 | 1.70 | 2.20 | 2.20 |
| Jan 9 | 49.3 | 29.9 | 1.93 | 1.93 | 2.50 | 2.50 |
| Jan 10 | 49.4 | 29.9 | 2.16 | 2.16 | 2.80 | 2.80 |
| Jan 11 | 49.5 | 30.0 | 2.38 | 2.38 | 3.10 | 3.10 |
| Jan 12 | 49.6 | 30.1 | 2.59 | 2.59 | 3.40 | 3.40 |
| Jan 13 | 49.8 | 30.1 | 2.80 | 2.80 | 3.70 | 3.70 |
| Jan 14 | 49.9 | 30.2 | 3.01 | 3.01 | 4.00 | 4.00 |
| Jan 15 | 50.0 | 30.3 | 3.21 | 3.21 | 4.30 | 4.30 |
| Jan 16 | 50.1 | 30.3 | 3.40 | 3.40 | 4.60 | 4.60 |
| Jan 17 | 50.2 | 30.4 | 3.59 | 3.59 | 4.80 | 4.80 |
| Jan 18 | 50.3 | 30.4 | 3.78 | 3.78 | 5.10 | 5.10 |
| Jan 19 | 50.4 | 30.5 | 3.96 | 3.96 | 5.30 | 5.30 |
| Jan 20 | 50.5 | 30.5 | 4.15 | 4.15 | 5.50 | 5.50 |
| Jan 21 | 50.6 | 30.5 | 4.34 | 4.34 | 5.70 | 5.70 |
| Jan 22 | 50.7 | 30.6 | 4.52 | 4.52 | 5.90 | 5.90 |
| Jan 23 | 50.7 | 30.6 | 4.70 | 4.70 | 6.10 | 6.10 |
| Jan 24 | 50.8 | 30.6 | 4.88 | 4.88 | 6.30 | 6.30 |
| Jan 25 | 50.9 | 30.6 | 5.04 | 5.04 | 6.40 | 6.40 |
| Jan 26 | 51.0 | 30.7 | 5.21 | 5.21 | 6.60 | 6.60 |
| Jan 27 | 51.1 | 30.7 | 5.37 | 5.37 | 6.80 | 6.80 |
| Jan 28 | 51.2 | 30.7 | 5.52 | 5.52 | 7.00 | 7.00 |
| Jan 29 | 51.3 | 30.7 | 5.67 | 5.67 | 7.20 | 7.20 |
| Jan 30 | 51.4 | 30.7 | 5.82 | 5.82 | 7.40 | 7.40 |
| Jan 31 | 51.5 | 30.7 | 5.97 | 5.97 | 7.60 | 7.60 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Prospect - September 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Sep 1 | 88.0 | 44.1 | 0.00 |
| Sep 2 | 70.0 | 46.0 | 0.45 |
| Sep 3 | 54.0 | 43.0 | 0.83 |
| Sep 4 | 59.0 | 43.0 | 0.20 |
| Sep 5 | – | – | – |
| Sep 6 | 70.0 | 41.0 | – |
| Sep 7 | – | – | – |
| Sep 8 | 81.0 | 36.0 | – |
| Sep 9 | 88.0 | 43.0 | 0.00 |
| Sep 10 | 90.0 | 46.0 | 0.00 |
| Sep 11 | 87.1 | 45.0 | 0.00 |
| Sep 12 | 78.1 | 37.0 | 0.00 |
| Sep 13 | 66.9 | 45.0 | 0.07 |
| Sep 14 | 73.0 | 35.1 | 0.00 |
| Sep 15 | 75.0 | 37.9 | 0.00 |
| Sep 16 | – | – | – |
| Sep 17 | 72.0 | 39.0 | – |
| Sep 18 | – | – | – |
| Sep 19 | 79.0 | 39.0 | 0.00 |
| Sep 20 | – | – | – |
| Sep 21 | 88.0 | 41.0 | 0.00 |
| Sep 22 | – | – | – |
| Sep 23 | – | – | – |
| Sep 24 | – | – | – |
| Sep 25 | 81.0 | 39.0 | – |
| Sep 26 | – | – | – |
| Sep 27 | – | – | – |
| Sep 28 | – | – | – |
| Sep 29 | – | – | – |
| Sep 30 | – | – | – |
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 10
- Lowest max temperature54.0ºF · Sep 3
- Highest min temperature46.0ºF · Sep 2
- Lowest min temperature35.1ºF · Sep 14
Geo Prospect - Oregon
Location
- Country
- United States
- State
- Oregon
- County
- Jackson
- City
- Prospect
- Zip Code
- 97536
- Elevation
- 2569 ft
- Longitude
- -122.49
- Latitude
- 42.74
- ICAO
- –
- IATA
- –