New Plymouth, ID
Climate overview — based on NOAA 1991-2020 normals from ONTARIO KSRV, OR US.
Year-round temperatures (°F)
Climate summary
New Plymouth has an annual average temperature of 51.6°F with about 10 inches of precipitation per year. The warmest month is July (average high 93.4°F), and the coldest is December (average low 22.3°F). December is typically the wettest month (1.58 in) and August the driest (0.10 in).
Best time to visit New Plymouth
Full guide →Climate change signal
All-time records →0 of 366 (0%) of New Plymouth'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.
| 1900s | 0 | |
| 1940s | 6 | |
| 1950s | 60 | |
| 1960s | 118 | |
| 1970s | 67 | |
| 1980s | 27 | |
| 1990s | 41 | |
| 2000s | 39 | |
| 2010s | 8 |
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 | 35.8°F | 22.7°F | 29.2°F | 1.30 in | — | 8 |
| February | 43.6°F | 25.9°F | 34.8°F | 0.79 in | — | 6 |
| March | 55.7°F | 32.0°F | 43.9°F | 1.00 in | — | 8 |
| April | 63.2°F | 37.8°F | 50.5°F | 0.87 in | — | 8 |
| May | 73.6°F | 46.7°F | 60.2°F | 1.41 in | — | 7 |
| June | 82.3°F | 54.1°F | 68.2°F | 0.68 in | — | 4 |
| July | 93.4°F | 60.1°F | 76.8°F | 0.25 in | — | 2 |
| August | 91.4°F | 57.0°F | 74.2°F | 0.10 in | — | 1 |
| September | 80.9°F | 47.3°F | 64.1°F | 0.34 in | — | 2 |
| October | 64.6°F | 36.0°F | 50.3°F | 0.77 in | — | 4 |
| November | 47.3°F | 27.6°F | 37.4°F | 0.90 in | — | 9 |
| December | 36.3°F | 22.3°F | 29.3°F | 1.58 in | — | 11 |
Climate twins of New Plymouth
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).