Cold steppe climate
Climate Richland - Washington
Annual high64ºF
Annual low42ºF
Precipitation7.62 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 41 | 29 | 1.01 | 2 |
| Feb | 47 | 30 | 0.77 | 2 |
| Mar | 58 | 35 | 0.69 | 0 |
| Apr | 65 | 40 | 0.60 | 0 |
| May | 73 | 47 | 0.65 | 0 |
| Jun | 80 | 54 | 0.50 | 0 |
| Jul | 88 | 59 | 0.25 | 0 |
| Aug | 87 | 58 | 0.16 | 0 |
| Sep | 78 | 50 | 0.31 | 0 |
| Oct | 64 | 40 | 0.54 | 0 |
| Nov | 49 | 34 | 1.02 | 0 |
| Dec | 38 | 27 | 1.12 | 2 |
- JanHigh 41ºFLow 29ºFPrecip 1.01 inch
- FebHigh 47ºFLow 30ºFPrecip 0.77 inch
- MarHigh 58ºFLow 35ºFPrecip 0.69 inch
- AprHigh 65ºFLow 40ºFPrecip 0.60 inch
- MayHigh 73ºFLow 47ºFPrecip 0.65 inch
- JunHigh 80ºFLow 54ºFPrecip 0.50 inch
- JulHigh 88ºFLow 59ºFPrecip 0.25 inch
- AugHigh 87ºFLow 58ºFPrecip 0.16 inch
- SepHigh 78ºFLow 50ºFPrecip 0.31 inch
- OctHigh 64ºFLow 40ºFPrecip 0.54 inch
- NovHigh 49ºFLow 34ºFPrecip 1.02 inch
- DecHigh 38ºFLow 27ºFPrecip 1.12 inch
Climate summary
What is the average weather in Richland, Washington?
Richland experiences a cold semi-arid climate, marked by very low annual precipitation. Summers are hot and dry, while winters are cold and bring occasional snowfall. Precipitation is generally low throughout the year, with a strong pattern of drier summers and wetter winters.
Richland weather averages
Annual high64ºF
Annual low42ºF
Precipitation7.62 inch
Snowfall6 inch
Daily normals Richland - Washington - January
| Day | HighºF | LowºF | Prec/ | Prec/ |
|---|---|---|---|---|
| Jan 1 | 38.8 | 27.8 | 0.03 | 0.03 |
| Jan 2 | 38.9 | 27.9 | 0.07 | 0.07 |
| Jan 3 | 38.9 | 28.0 | 0.11 | 0.11 |
| Jan 4 | 39.0 | 28.0 | 0.15 | 0.15 |
| Jan 5 | 39.1 | 28.1 | 0.19 | 0.19 |
| Jan 6 | 39.2 | 28.2 | 0.22 | 0.22 |
| Jan 7 | 39.3 | 28.2 | 0.26 | 0.26 |
| Jan 8 | 39.4 | 28.3 | 0.30 | 0.30 |
| Jan 9 | 39.5 | 28.4 | 0.34 | 0.34 |
| Jan 10 | 39.6 | 28.5 | 0.38 | 0.38 |
| Jan 11 | 39.7 | 28.5 | 0.42 | 0.42 |
| Jan 12 | 39.8 | 28.6 | 0.45 | 0.45 |
| Jan 13 | 40.0 | 28.7 | 0.49 | 0.49 |
| Jan 14 | 40.1 | 28.8 | 0.52 | 0.52 |
| Jan 15 | 40.2 | 28.8 | 0.56 | 0.56 |
| Jan 16 | 40.4 | 28.9 | 0.59 | 0.59 |
| Jan 17 | 40.5 | 29.0 | 0.62 | 0.62 |
| Jan 18 | 40.7 | 29.0 | 0.65 | 0.65 |
| Jan 19 | 40.8 | 29.1 | 0.68 | 0.68 |
| Jan 20 | 41.0 | 29.1 | 0.71 | 0.71 |
| Jan 21 | 41.2 | 29.2 | 0.75 | 0.75 |
| Jan 22 | 41.4 | 29.2 | 0.78 | 0.78 |
| Jan 23 | 41.5 | 29.3 | 0.81 | 0.81 |
| Jan 24 | 41.7 | 29.3 | 0.84 | 0.84 |
| Jan 25 | 41.9 | 29.3 | 0.87 | 0.87 |
| Jan 26 | 42.1 | 29.4 | 0.90 | 0.90 |
| Jan 27 | 42.3 | 29.4 | 0.93 | 0.93 |
| Jan 28 | 42.5 | 29.4 | 0.96 | 0.96 |
| Jan 29 | 42.8 | 29.4 | 0.98 | 0.98 |
| Jan 30 | 43.0 | 29.4 | 1.01 | 1.01 |
| Jan 31 | 43.2 | 29.5 | 1.04 | 1.04 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Richland - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | 73.9 | 46.9 | 0.00 |
| Oct 2 | 80.1 | 46.9 | 0.00 |
| Oct 3 | 81.0 | 48.0 | 0.00 |
| Oct 4 | – | – | – |
| Oct 5 | – | – | – |
| Oct 6 | – | – | – |
| Oct 7 | 75.9 | 45.0 | 0.00 |
| Oct 8 | 79.0 | 45.0 | 0.00 |
| Oct 9 | 72.0 | 48.0 | 0.00 |
| Oct 10 | 64.0 | 43.0 | 0.00 |
| Oct 11 | 51.1 | 42.1 | 0.00 |
| Oct 12 | 57.9 | 37.0 | 0.00 |
| Oct 13 | 63.0 | 37.0 | 0.00 |
| Oct 14 | 71.1 | 45.0 | 0.00 |
| Oct 15 | 73.0 | 37.9 | 0.00 |
| Oct 16 | 69.1 | 39.9 | 0.00 |
| Oct 17 | 72.0 | 45.0 | 0.00 |
| Oct 18 | 64.9 | 34.0 | 0.00 |
| Oct 19 | 55.9 | 42.1 | 0.00 |
| Oct 20 | 66.0 | 41.0 | 0.00 |
| Oct 21 | 63.0 | 39.0 | 0.00 |
| Oct 22 | 53.1 | 37.0 | 0.20 |
| Oct 23 | 64.9 | 44.1 | 0.00 |
| Oct 24 | 60.1 | 33.1 | 0.00 |
| Oct 25 | 55.0 | 37.9 | 0.00 |
| Oct 26 | 59.0 | 43.0 | 0.01 |
| Oct 27 | 64.0 | 45.0 | 0.00 |
| Oct 28 | 59.0 | 45.0 | 0.01 |
| Oct 29 | 52.0 | 32.0 | 0.00 |
| Oct 30 | 54.0 | 32.0 | 0.00 |
| Oct 31 | 48.9 | 33.1 | 0.00 |
The data for October 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 temperature81.0ºF · Oct 3
- Lowest max temperature48.9ºF · Oct 31
- Highest min temperature48.0ºF · Oct 3
- Lowest min temperature32.0ºF · Oct 29
Geo Richland - Washington
Location
- Country
- United States
- State
- Washington
- County
- –
- City
- Richland
- Zip Code
- 99352
- Elevation
- 384 ft
- Longitude
- -119.28
- Latitude
- 46.29
- ICAO
- –
- IATA
- –