Climate Rosalia - Washington
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 37 | 41 | 50 | 58 | 66 | 73 |
| Average low in ºF Av. low Lo | 23 | 26 | 30 | 34 | 40 | 46 |
| Av. precipitation in inch Av. precip. Pre. | 2.06 | 1.48 | 1.59 | 1.37 | 1.72 | 1.23 |
| Av. snowfall in inch Snowfall Sn | 8 | 2 | 1 | 0 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 84 | 84 | 75 | 61 | 44 | 35 |
| Average low in ºF Av. low Lo | 50 | 49 | 42 | 34 | 28 | 22 |
| Av. precipitation in inch Av. precip. Pre. | 0.66 | 0.51 | 0.75 | 1.28 | 2.46 | 2.23 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 0 | 3 | 10 |
What is the average weather in Rosalia, Washington?
Rosalia experiences a humid continental climate, characterized by dry summers and wetter winters. The area receives low annual precipitation, with winter moisture often arriving as regular snowfall. Summers are warm, while winters are cold, creating a strong seasonal contrast.
Rosalia Climate Graph - Washington Climate Chart
Daily normals Rosalia - Washington - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 35.1 | 23.5 | 0.07 | 0.07 | 0.30 | 0.30 |
| 2 Jan | 35.2 | 23.6 | 0.14 | 0.14 | 0.60 | 0.60 |
| 3 Jan | 35.2 | 23.6 | 0.22 | 0.22 | 0.80 | 0.80 |
| 4 Jan | 35.3 | 23.7 | 0.29 | 0.29 | 1.10 | 1.10 |
| 5 Jan | 35.4 | 23.7 | 0.36 | 0.36 | 1.30 | 1.30 |
| 6 Jan | 35.5 | 23.8 | 0.43 | 0.43 | 1.60 | 1.60 |
| 7 Jan | 35.6 | 23.9 | 0.50 | 0.50 | 1.80 | 1.80 |
| 8 Jan | 35.7 | 23.9 | 0.58 | 0.58 | 2.10 | 2.10 |
| 9 Jan | 35.8 | 24.0 | 0.65 | 0.65 | 2.30 | 2.30 |
| 10 Jan | 35.9 | 24.1 | 0.73 | 0.73 | 2.60 | 2.60 |
| 11 Jan | 36.0 | 24.2 | 0.80 | 0.80 | 2.80 | 2.80 |
| 12 Jan | 36.1 | 24.2 | 0.88 | 0.88 | 3.00 | 3.00 |
| 13 Jan | 36.3 | 24.3 | 0.94 | 0.94 | 3.20 | 3.20 |
| 14 Jan | 36.4 | 24.4 | 1.01 | 1.01 | 3.40 | 3.40 |
| 15 Jan | 36.5 | 24.5 | 1.07 | 1.07 | 3.60 | 3.60 |
| 16 Jan | 36.6 | 24.6 | 1.13 | 1.13 | 3.80 | 3.80 |
| 17 Jan | 36.8 | 24.6 | 1.20 | 1.20 | 4.00 | 4.00 |
| 18 Jan | 36.9 | 24.7 | 1.26 | 1.26 | 4.20 | 4.20 |
| 19 Jan | 37.0 | 24.8 | 1.32 | 1.32 | 4.40 | 4.40 |
| 20 Jan | 37.1 | 24.8 | 1.38 | 1.38 | 4.60 | 4.60 |
| 21 Jan | 37.3 | 24.9 | 1.45 | 1.45 | 4.70 | 4.70 |
| 22 Jan | 37.4 | 25.0 | 1.51 | 1.51 | 4.90 | 4.90 |
| 23 Jan | 37.5 | 25.0 | 1.57 | 1.57 | 5.10 | 5.10 |
| 24 Jan | 37.7 | 25.1 | 1.63 | 1.63 | 5.30 | 5.30 |
| 25 Jan | 37.8 | 25.1 | 1.69 | 1.69 | 5.40 | 5.40 |
| 26 Jan | 37.9 | 25.2 | 1.75 | 1.75 | 5.60 | 5.60 |
| 27 Jan | 38.1 | 25.2 | 1.81 | 1.81 | 5.80 | 5.80 |
| 28 Jan | 38.2 | 25.3 | 1.86 | 1.86 | 5.90 | 5.90 |
| 29 Jan | 38.3 | 25.3 | 1.92 | 1.92 | 6.10 | 6.10 |
| 30 Jan | 38.5 | 25.3 | 1.97 | 1.97 | 6.20 | 6.20 |
| 31 Jan | 38.6 | 25.4 | 2.03 | 2.03 | 6.40 | 6.40 |
Weather history Rosalia - September 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Sep | 82.9 | 51.1 | T | - | - |
| 02 Sep | 81.0 | 52.0 | 0.03 | - | - |
| 03 Sep | 72.0 | 50.0 | 0.08 | - | - |
| 04 Sep | 64.9 | 48.0 | 0.10 | - | - |
| 05 Sep | 64.0 | 41.0 | 0.00 | - | - |
| 06 Sep | 72.0 | 43.0 | 0.01 | - | - |
| 07 Sep | 73.0 | 43.0 | 0.04 | - | - |
| 08 Sep | 69.1 | 48.0 | 0.01 | - | - |
| 09 Sep | - | - | - | - | - |
| 10 Sep | 81.0 | 54.0 | 0.00 | - | - |
| 11 Sep | - | - | - | - | - |
| 12 Sep | - | - | - | - | - |
| 13 Sep | - | - | - | - | - |
| 14 Sep | - | - | - | - | - |
| 15 Sep | - | - | - | - | - |
| 16 Sep | - | - | - | - | - |
| 17 Sep | - | - | - | - | - |
| 18 Sep | - | - | - | - | - |
| 19 Sep | - | - | - | - | - |
| 20 Sep | - | - | - | - | - |
| 21 Sep | - | - | - | - | - |
| 22 Sep | - | - | - | - | - |
| 23 Sep | - | - | - | - | - |
| 24 Sep | - | - | - | - | - |
| 25 Sep | - | - | - | - | - |
| 26 Sep | - | - | - | - | - |
| 27 Sep | - | - | - | - | - |
| 28 Sep | - | - | - | - | - |
| 29 Sep | - | - | - | - | - |
| 30 Sep | - | - | - | - | - |
Past weather Rosalia
| Sep 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 73.3 ºF | 37 ºF | |
| Average low temperature Av. low temp. | 47.8 ºF | 23 ºF | |
| Total precipitation Total precip. | 0.27 inch | 2.06 inch | |
| Total snowfall Total snowfall | - inch | 8 inch | |
| Highest max temperature Highest max temp. | 82.9 ºF | - | |
| Lowest max temperature Lowest max temp. | 64.0 ºF | - | |
| Highest min temperature Highest min temp. | 54.0 ºF | - | |
| Lowest min temperature Lowest min temp. | 41.0 ºF | - | |
Past weather September 2026 incomplete - Missing data
Geo Rosalia - Washington
| Country | United States | |
|---|---|---|
| State | Washington | |
| County | Whitman | |
| City | Rosalia | |
| Zip Code | 99170 | |
| Longitude | -117.42 dec. degr. | |
| Latitude | 47.24 dec. degr. | |
| Altitude - Elevation | 2165ft | |
| ICAO | - | |
| IATA | - |
Date and Time Rosalia - Washington
| Local Time | 12:21 AM | |
|---|---|---|
| Sunrise | 06:24 AM | |
| Sunset | 07:05 PM | |
| Day/Night | Night | |
| Timezone | Pacific Daylight Time | |
| Timezone DB | America - Los Angeles |
Map of Rosalia - Washington
USGS National Map — Open interactive map
Rosalia weather averages
| Annual high temperature | 59ºF |
| Annual low temperature | 35ºF |
| Average annual precip. | 17.34 inch |
| Av. annual snowfall | 24 inch |
Station Data
Monthly averages Rosalia
Longitude: -117.421, Latitude: 47.2366
Average weather Rosalia, WA - 99170
Monthly: 1991-2020 normals
History: 2007-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...