Moses Lake, WA
Climate overview — based on NOAA 1991-2020 normals from MOSES LAKE GRANT CO AP, WA US.
Year-round temperatures (°F)
Climate summary
Moses Lake has an annual average temperature of 50.9°F with about 7.8 inches of precipitation per year. The warmest month is July (average high 89.7°F), and the coldest is December (average low 23.5°F). December is typically the wettest month (1.11 in) and August the driest (0.15 in).
Best time to visit Moses Lake
Full guide →Climate change signal
All-time records →139 of 366 (38%) of Moses Lake's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1940s | 10 | |
| 1950s | 64 | |
| 1960s | 23 | |
| 1990s | 22 | |
| 2000s | 63 | |
| 2010s | 97 | |
| 2020s | 87 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 36.4°F | 23.8°F | 30.1°F | 1.02 in | — | 10 |
| February | 44.1°F | 26.6°F | 35.3°F | 0.65 in | — | 7 |
| March | 54.9°F | 31.7°F | 43.3°F | 0.73 in | — | 7 |
| April | 63.7°F | 37.3°F | 50.5°F | 0.65 in | — | 6 |
| May | 73.7°F | 45.4°F | 59.5°F | 0.72 in | — | 6 |
| June | 80.4°F | 52.0°F | 66.2°F | 0.73 in | — | 5 |
| July | 89.7°F | 57.2°F | 73.4°F | 0.26 in | — | 2 |
| August | 88.3°F | 56.1°F | 72.2°F | 0.15 in | — | 2 |
| September | 78.7°F | 47.0°F | 62.8°F | 0.26 in | — | 3 |
| October | 62.8°F | 36.9°F | 49.9°F | 0.66 in | — | 7 |
| November | 46.3°F | 28.8°F | 37.6°F | 0.87 in | — | 10 |
| December | 36.2°F | 23.5°F | 29.9°F | 1.11 in | — | 10 |
Climate twins of Moses Lake
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).