Langley, WA
Climate overview — based on NOAA 1991-2020 normals from EVERETT SNOHOMISH AP, WA US.
Year-round temperatures (°F)
Climate summary
Langley has an annual average temperature of 51.4°F with about 33.4 inches of precipitation per year. The warmest month is August (average high 73.0°F), and the coldest is December (average low 36.0°F). November is typically the wettest month (4.97 in) and July the driest (0.84 in).
Best time to visit Langley
Full guide →Climate change signal
All-time records →174 of 366 (47.5%) of Langley'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 | 19 | |
| 1950s | 19 | |
| 1990s | 8 | |
| 2000s | 104 | |
| 2010s | 126 | |
| 2020s | 90 |
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 | 45.8°F | 36.6°F | 41.2°F | 3.89 in | — | 19 |
| February | 47.9°F | 36.9°F | 42.4°F | 2.84 in | — | 17 |
| March | 51.6°F | 39.0°F | 45.3°F | 3.63 in | — | 19 |
| April | 56.1°F | 42.6°F | 49.3°F | 2.67 in | — | 16 |
| May | 62.5°F | 47.6°F | 55.0°F | 2.11 in | — | 14 |
| June | 66.4°F | 51.4°F | 58.9°F | 1.89 in | — | 12 |
| July | 72.3°F | 54.7°F | 63.5°F | 0.84 in | — | 6 |
| August | 73.0°F | 55.4°F | 64.2°F | 0.98 in | — | 6 |
| September | 67.7°F | 52.3°F | 60.0°F | 1.68 in | — | 13 |
| October | 57.7°F | 46.0°F | 51.9°F | 3.35 in | — | 18 |
| November | 49.7°F | 39.9°F | 44.8°F | 4.97 in | — | 19 |
| December | 44.6°F | 36.0°F | 40.3°F | 4.52 in | — | 19 |
Climate twins of Langley
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).