Coos Bay, OR
Climate overview — based on NOAA 1991-2020 normals from NORTH BEND RGNL AP, OR US.
Year-round temperatures (°F)
Climate summary
Coos Bay has an annual average temperature of 53°F with about 59.1 inches of precipitation per year and 0.2 inches of snow. The warmest month is August (average high 67.3°F), and the coldest is December (average low 40.4°F). December is typically the wettest month (10.47 in) and July the driest (0.35 in). Snow typically falls from December through December.
Best time to visit Coos Bay
Full guide →Climate change signal
All-time records →29 of 366 (7.9%) of Coos Bay'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 | 37 | |
| 1910s | 47 | |
| 1920s | 61 | |
| 1930s | 44 | |
| 1940s | 36 | |
| 1950s | 9 | |
| 1960s | 16 | |
| 1970s | 21 | |
| 1980s | 22 | |
| 1990s | 21 | |
| 2000s | 13 | |
| 2010s | 24 | |
| 2020s | 15 |
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 | 53.5°F | 41.0°F | 47.3°F | 9.43 in | — | 19 |
| February | 54.1°F | 41.0°F | 47.6°F | 6.99 in | — | 18 |
| March | 55.1°F | 41.9°F | 48.5°F | 7.49 in | — | 19 |
| April | 56.7°F | 44.0°F | 50.4°F | 5.40 in | — | 17 |
| May | 60.5°F | 48.0°F | 54.2°F | 2.95 in | — | 12 |
| June | 63.5°F | 51.2°F | 57.4°F | 1.55 in | — | 9 |
| July | 66.1°F | 53.6°F | 59.8°F | 0.35 in | — | 3 |
| August | 67.3°F | 53.6°F | 60.4°F | 0.42 in | — | 4 |
| September | 66.7°F | 51.3°F | 59.0°F | 1.55 in | — | 6 |
| October | 62.8°F | 47.0°F | 54.9°F | 4.24 in | — | 13 |
| November | 56.8°F | 43.5°F | 50.2°F | 8.30 in | — | 19 |
| December | 52.9°F | 40.4°F | 46.7°F | 10.47 in | 0.2 in | 20 |
Climate twins of Coos Bay
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).