# Climate at a Glance

## National Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of December 2021. For more information, please see Climatological Rankings.

### Contiguous U.S.

#### Minimum Temperature Rankings, September 1930

View Period (Months):All1234567891011121824364860

Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2021) |
Warmest/Coolest Since |
Record |
---|---|---|---|---|---|---|

September 1930 1-Month |
52.57°F (11.43°C) | 51.90°F (11.06°C) |
0.67°F (0.37°C) | 81st Coolest | Coolest since: 1929 | 1918 |

47th Warmest | Warmest since: 1925 | 2019 | ||||

Aug–Sep 1930 2-Month |
55.91°F (13.28°C) | 55.48°F (13.04°C) |
0.43°F (0.24°C) | 76th Coolest | Coolest since: 1929 | 1974 |

52nd Warmest | Warmest since: 1925 | 2019 | ||||

Jul–Sep 1930 3-Month |
57.58°F (14.21°C) | 57.16°F (13.98°C) |
0.42°F (0.23°C) | 75th Coolest | Coolest since: 1929 | 1924 |

53rd Warmest | Warmest since: 1925 | 1998 | ||||

Jun–Sep 1930 4-Month |
56.86°F (13.81°C) | 56.78°F (13.77°C) |
0.08°F (0.04°C) | 53rd Coolest | Coolest since: 1929 | 1903 |

75th Warmest | Warmest since: 1925 | 2021 | ||||

Ties: 1905, 1932, 1947 | ||||||

May–Sep 1930 5-Month |
54.88°F (12.71°C) | 54.91°F (12.73°C) |
-0.03°F (-0.02°C) | 48th Coolest | Coolest since: 1929 | 1907, 1924 |

80th Warmest | Warmest since: 1925 | 2018 | ||||

Ties: 1953 | ||||||

Apr–Sep 1930 6-Month |
52.57°F (11.43°C) | 52.19°F (11.22°C) |
0.38°F (0.21°C) | 73rd Coolest | Coolest since: 1929 | 1907 |

55th Warmest | Warmest since: 1925 | 2018 | ||||

Mar–Sep 1930 7-Month |
49.15°F (9.53°C) | 49.02°F (9.46°C) |
0.13°F (0.07°C) | 59th Coolest | Coolest since: 1929 | 1917 |

69th Warmest | Warmest since: 1925 | 2012 | ||||

Ties: 1940, 1983 | ||||||

Feb–Sep 1930 8-Month |
46.58°F (8.10°C) | 45.75°F (7.64°C) |
0.83°F (0.46°C) | 94th Coolest | Coolest since: 1929 | 1917 |

34th Warmest | Warmest since: 1925 | 2012 | ||||

Ties: 1931 | ||||||

Jan–Sep 1930 9-Month |
42.88°F (6.04°C) | 42.86°F (6.03°C) |
0.02°F (0.01°C) | 60th Coolest | Coolest since: 1929 | 1917 |

68th Warmest | Warmest since: 1927 | 2012 | ||||

Ties: 1984 | ||||||

Dec 1929–Sep 1930 10-Month |
40.91°F (4.95°C) | 40.83°F (4.91°C) |
0.08°F (0.04°C) | 65th Coolest | Coolest since: 1929 | 1917 |

62nd Warmest | Warmest since: 1927 | 2016 | ||||

Ties: 1996 | ||||||

Nov 1929–Sep 1930 11-Month |
39.70°F (4.28°C) | 39.92°F (4.40°C) |
-0.22°F (-0.12°C) | 41st Coolest | Coolest since: 1929 | 1917 |

86th Warmest | Warmest since: 1927 | 2016 | ||||

Ties: 1952 | ||||||

Oct 1929–Sep 1930 12-Month |
39.84°F (4.36°C) | 40.04°F (4.47°C) |
-0.20°F (-0.11°C) | 47th Coolest | Coolest since: 1929 | 1917 |

80th Warmest | Warmest since: 1927 | 2016 | ||||

Apr 1929–Sep 1930 18-Month |
43.76°F (6.53°C) | 44.10°F (6.72°C) |
-0.34°F (-0.19°C) | 31st Coolest | Coolest since: 1929 | 1917 |

96th Warmest | Warmest since: 1927 | 2016 | ||||

Ties: 1952 | ||||||

Oct 1928–Sep 1930 24-Month |
39.49°F (4.16°C) | 40.03°F (4.46°C) |
-0.54°F (-0.30°C) | 16th Coolest | Coolest since: 1929 | 1918 |

110th Warmest | Warmest since: 1928 | 2017 | ||||

Ties: 1971 | ||||||

Oct 1927–Sep 1930 36-Month |
39.55°F (4.19°C) | 40.02°F (4.46°C) |
-0.47°F (-0.27°C) | 15th Coolest | Coolest since: 1920 | 1918 |

110th Warmest | Warmest since: 1929 | 2017, 2018 | ||||

Ties: 1952 | ||||||

Oct 1926–Sep 1930 48-Month |
39.77°F (4.32°C) | 40.01°F (4.45°C) |
-0.24°F (-0.13°C) | 36th Coolest | Coolest since: 1929 | 1918 |

88th Warmest | Warmest since: 1928 | 2018 | ||||

Ties: 1964 | ||||||

Oct 1925–Sep 1930 60-Month |
39.76°F (4.31°C) | 40.00°F (4.44°C) |
-0.24°F (-0.13°C) | 33rd Coolest | Coolest since: 1926 | 1920 |

90th Warmest | Warmest since: 1929 | 2019, 2020 | ||||

Ties: 1902, 1926 |

## Citing This Page

- NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published January 2022, retrieved on January 20, 2022 from https://www.ncdc.noaa.gov/cag/