Napavine, WA
Climate overview — based on NOAA 1991-2020 normals from TOLEDO FAA AP, WA US.
Year-round temperatures (°F)
Avg high
Avg low
Climate summary
Napavine has an annual average temperature of 52.3°F with about 0 inches of precipitation per year. The warmest month is August (average high 80.8°F), and the coldest is February (average low 34.1°F).
Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
26.2°F
warmest to coldest month
Best time to visit Napavine
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Napavine'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 | 0 | |
| 1950s | 2 | |
| 1960s | 68 | |
| 1970s | 80 | |
| 1980s | 103 | |
| 1990s | 71 | |
| 2000s | 42 |
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 | 46.2°F | 35.0°F | 40.6°F | in | — | — |
| February | 51.0°F | 34.1°F | 42.5°F | in | — | — |
| March | 55.6°F | 37.6°F | 46.6°F | in | — | — |
| April | 60.8°F | 40.9°F | 50.9°F | in | — | — |
| May | 67.7°F | 46.1°F | 56.9°F | in | — | — |
| June | 72.1°F | 49.6°F | 60.9°F | in | — | — |
| July | 79.0°F | 52.3°F | 65.7°F | in | — | — |
| August | 80.8°F | 51.3°F | 66.0°F | in | — | — |
| September | 75.1°F | 46.8°F | 60.9°F | in | — | — |
| October | 62.4°F | 42.4°F | 52.4°F | in | — | — |
| November | 51.5°F | 37.3°F | 44.4°F | in | — | — |
| December | 44.9°F | 34.7°F | 39.8°F | in | — | — |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when