Pomeroy, WA
Climate overview — based on NOAA 1991-2020 normals from POMEROY, WA US.
Year-round temperatures (°F)
Climate summary
Pomeroy has an annual average temperature of 49.8°F with about 17.6 inches of precipitation per year and 8.4 inches of snow. The warmest month is July (average high 85.1°F), and the coldest is December (average low 26.3°F). November is typically the wettest month (2.32 in) and July the driest (0.46 in). Snow typically falls from November through March.
Best time to visit Pomeroy
Full guide →Climate change signal
All-time records →7 of 366 (1.9%) of Pomeroy'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.
| 1890s | 21 | |
| 1900s | 21 | |
| 1920s | 7 | |
| 1930s | 50 | |
| 1940s | 51 | |
| 1950s | 21 | |
| 1960s | 33 | |
| 1970s | 42 | |
| 1980s | 55 | |
| 1990s | 34 | |
| 2000s | 20 | |
| 2010s | 11 | |
| 2020s | 0 |
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 | 40.4°F | 27.1°F | 33.8°F | 2.04 in | 2.2 in | 12 |
| February | 44.5°F | 28.3°F | 36.4°F | 1.62 in | 1.2 in | 10 |
| March | 52.0°F | 32.6°F | 42.3°F | 2.08 in | 0.8 in | 12 |
| April | 58.6°F | 37.3°F | 47.9°F | 1.67 in | 0.1 in | 10 |
| May | 67.3°F | 43.9°F | 55.6°F | 1.60 in | — | 9 |
| June | 74.4°F | 48.5°F | 61.5°F | 1.15 in | — | 7 |
| July | 85.1°F | 52.9°F | 69.0°F | 0.46 in | — | 3 |
| August | 85.1°F | 52.8°F | 69.0°F | 0.53 in | — | 3 |
| September | 75.4°F | 45.2°F | 60.3°F | 0.58 in | — | 4 |
| October | 60.9°F | 37.0°F | 48.9°F | 1.31 in | — | 7 |
| November | 47.7°F | 31.5°F | 39.6°F | 2.32 in | 0.5 in | 13 |
| December | 39.5°F | 26.3°F | 32.9°F | 2.27 in | 3.6 in | 12 |
Climate twins of Pomeroy
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).