NOAA's National Centers for Environmental Information
National Rankings
Contiguous U.S.
August 2021 Maximum Temperature Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Coolest/Warmest Since | Record |
|---|---|---|---|---|---|---|
| August 2021 1-Month | 86.27°F (30.15°C) | 85.11°F (29.51°C) | 1.16°F | 100th Coolest | Coolest since: | 1927 |
| 31st Warmest | Warmest since: | 2011 | ||||
| Jul– 2-Month | 86.94°F (30.52°C) | 85.88°F (29.93°C) | 1.06°F | 98th Coolest | Coolest since: | 1992 |
| 33rd Warmest | Warmest since: | 1936 | ||||
| Jun– 3-Month | 86.49°F (30.27°C) | 84.35°F (29.08°C) | 2.14°F | 121st Coolest | Coolest since: | 1915 |
| 10th Warmest | Warmest since: | 1936 | ||||
| May– 4-Month | 83.08°F (28.38°C) | 81.50°F (27.50°C) | 1.58°F | 117th Coolest | Coolest since: | 1915 |
| 14th Warmest | Warmest since: | 1934 | ||||
| Apr– 5-Month | 79.43°F (26.35°C) | 77.89°F (25.49°C) | 1.54°F | 119th Coolest | Coolest since: | 1907 |
| 12th Warmest | Warmest since: | 1934 | ||||
| Mar– 6-Month | 75.84°F (24.36°C) | 73.74°F (23.19°C) | 2.10°F | 120th Coolest | Coolest since: | 1912 |
| 11th Warmest | Warmest since: | 2012 | ||||
| Feb– 7-Month | 70.84°F (21.58°C) | 69.61°F (20.89°C) | 1.23°F | 107th Coolest | Coolest since: | 1912 |
| 24th Warmest | Warmest since: | 2012 | ||||
| Jan– 8-Month | 67.48°F (19.71°C) | 65.97°F (18.87°C) | 1.51°F | 112th Coolest | Coolest since: | 1912 |
| 19th Warmest | Warmest since: | 2012 | ||||
| Dec 2020– 9-Month | 65.16°F (18.42°C) | 63.40°F (17.44°C) | 1.76°F | 117th Coolest | Coolest since: | 1979 |
| 13th Warmest | Warmest since: | 2012 | ||||
| Nov 2020– 10-Month | 64.47°F (18.04°C) | 62.33°F (16.85°C) | 2.14°F | 120th Coolest | Coolest since: | 1912 |
| 10th Warmest | Warmest since: | 2012 | ||||
| Oct 2020– 11-Month | 64.70°F (18.17°C) | 62.74°F (17.08°C) | 1.96°F | 120th Coolest | Coolest since: | 1912 |
| 10th Warmest | Warmest since: | 2012 | ||||
| Ties: 2018 | ||||||
| Sep 2020– 12-Month | 65.87°F (18.82°C) | 63.99°F (17.77°C) | 1.88°F | 119th Coolest | Coolest since: | 1912 |
| 11th Warmest | Warmest since: | 2012 | ||||
| Ties: 2018 | ||||||
| Mar 2020– 18-Month | 69.08°F (20.60°C) | 67.24°F (19.58°C) | 1.84°F | 119th Coolest | Coolest since: | 1899 |
| 11th Warmest | Warmest since: | 2012 | ||||
| Sep 2019– 24-Month | 65.78°F (18.77°C) | 63.98°F (17.77°C) | 1.80°F | 116th Coolest | Coolest since: | 1913 |
| 13th Warmest | Warmest since: | 2017 | ||||
| Sep 2018– 36-Month | 65.08°F (18.38°C) | 63.96°F (17.76°C) | 1.12°F | 106th Coolest | Coolest since: | 1905 |
| 22nd Warmest | Warmest since: | 2018 | ||||
| Ties: 2020 | ||||||
| Sep 2017– 48-Month | 65.28°F (18.49°C) | 63.95°F (17.75°C) | 1.33°F | 109th Coolest | Coolest since: | 1915 |
| 18th Warmest | Warmest since: | 2024 | ||||
| Ties: 2012 | ||||||
| Sep 2016– 60-Month | 65.54°F (18.63°C) | 63.94°F (17.74°C) | 1.60°F | 118th Coolest | Coolest since: | 1907 |
| 8th Warmest | Warmest since: | 2024 | ||||
| Ties: 2003 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published March 2025, retrieved on March 27, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings
