NOAA's National Centers for Environmental Information
Regional Rankings
Northwest
December 1909 Average Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| December 1909 1-Month | 22.4°F (-5.3°C) | 28.8°F (-1.8°C) | -6.4°F | 6th Coolest | Coolest to Date | 1990 |
| 125th Warmest | Warmest since: | 1917 | ||||
| Nov– 2-Month | 29.5°F (-1.4°C) | 32.1°F (0.1°C) | -2.6°F | 16th Coolest | Coolest since: | 1985 |
| 115th Warmest | Warmest since: | 1917 | ||||
| Oct– 3-Month | 35.0°F (1.7°C) | 36.9°F (2.7°C) | -1.9°F | 19th Coolest | Coolest since: | 1985 |
| 112th Warmest | Warmest since: | 1917 | ||||
| Sep– 4-Month | 40.5°F (4.7°C) | 41.8°F (5.4°C) | -1.3°F | 23rd Coolest | Coolest since: | 1985 |
| 108th Warmest | Warmest since: | 1917 | ||||
| Aug– 5-Month | 44.9°F (7.2°C) | 46.1°F (7.8°C) | -1.2°F | 18th Coolest | Coolest since: | 1985 |
| 113th Warmest | Warmest since: | 2024 | ||||
| Jul– 6-Month | 47.8°F (8.8°C) | 49.2°F (9.6°C) | -1.4°F | 13th Coolest | Coolest since: | 1985 |
| 118th Warmest | Warmest since: | 2024 | ||||
| Jun– 7-Month | 49.1°F (9.5°C) | 50.4°F (10.2°C) | -1.3°F | 13th Coolest | Coolest since: | 1916 |
| 118th Warmest | Warmest since: | 2024 | ||||
| Ties: 1898 | ||||||
| May– 8-Month | 48.9°F (9.4°C) | 50.4°F (10.2°C) | -1.5°F | 10th Coolest | Coolest since: | 1916 |
| 121st Warmest | Warmest since: | 2023 | ||||
| Ties: 1899 | ||||||
| Apr– 9-Month | 48.0°F (8.9°C) | 49.6°F (9.8°C) | -1.6°F | 8th Coolest | Coolest to Date | 1916 |
| 123rd Warmest | Warmest since: | 2021 | ||||
| Mar– 10-Month | 46.9°F (8.3°C) | 48.3°F (9.1°C) | -1.4°F | 12th Coolest | Coolest since: | 1916 |
| 119th Warmest | Warmest since: | 2015 | ||||
| Ties: 1902 | ||||||
| Feb– 11-Month | 45.6°F (7.6°C) | 46.7°F (8.2°C) | -1.1°F | 15th Coolest | Coolest since: | 1955 |
| 116th Warmest | Warmest since: | 2015 | ||||
| Jan– 12-Month | 43.9°F (6.6°C) | 45.1°F (7.3°C) | -1.2°F | 14th Coolest | Coolest since: | 1916 |
| 117th Warmest | Warmest since: | 2015 | ||||
| Jul 1908– 18-Month | 45.6°F (7.6°C) | 46.5°F (8.1°C) | -0.9°F | 18th Coolest | Coolest since: | 1985 |
| 112th Warmest | Warmest since: | 2015 | ||||
| Jan 1908– 24-Month | 44.2°F (6.8°C) | 45.1°F (7.3°C) | -0.9°F | 16th Coolest | Coolest since: | 1917 |
| 114th Warmest | Warmest since: | 2015 | ||||
| Jan 1907– 36-Month | 44.4°F (6.9°C) | 45.1°F (7.3°C) | -0.7°F | 22nd Coolest | Coolest since: | 1913 |
| 107th Warmest | Warmest since: | 2016 | ||||
| Jan 1906– 48-Month | 44.7°F (7.1°C) | 45.1°F (7.3°C) | -0.4°F | 36th Coolest | Coolest since: | 1913, 1914 |
| 92nd Warmest | Warmest since: | 2016, 2017 | ||||
| Jan 1905– 60-Month | 44.7°F (7.1°C) | 45.0°F (7.2°C) | -0.3°F | 32nd Coolest | Coolest since: | 1913 |
| 95th Warmest | Warmest since: | 2018 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published March 2025, retrieved on March 24, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings
