Freezing Days (Tmin ≤ 32℉) and Spells (2 or more Consecutive Freezing Days) in Maryland:
1991-2020 Climatology: January 1 - December 31
NOTE: Data From preliminary NCEI's nClimDiv-Daily data set v1.0.0.
Data labeled as scaled on November 11, 2024.
| Region | No. of Freezing Days | Mean Temp among all Freezing Days (℉) | Coldest Temp among all Freezing Days (℉) | Day when Coldest Temp among Freezing Days occurs | No. of Spells (#) | Mean Duration of Spells (days) | Longest Spell (days) | Start of the First Spell | Start of Last Spell | Mean Temp of all Temps in Spells (℉) | Mean Temp of Spells Mean Temps (℉) | Coldest Temp of Spells Mean Temps (℉) | No. of Spell when Coldest Temp of Spells Mean Temps occurs | Coldest Temp within all Spells (℉) | Day when Coldest Temp within all Spells occurs |
|---|
| Statewide | 90 | 24.4 | 8.3 | 28 Feb | 14 | 7 | 24 | 3 Jan | 22 Dec | 24.3 | 26.3 | 18.8 | 4 | 8.3 | 28 Feb |
| Clim. Div. 1 | 73 | 25.6 | 10.8 | 11 Mar | 14 | 5 | 17 | 3 Jan | 23 Dec | 25.3 | 26.8 | 19.7 | 4 | 10.8 | 11 Mar |
| Clim. Div. 2 | 79 | 25.2 | 10.3 | 11 Mar | 13 | 6 | 20 | 3 Jan | 23 Dec | 25.0 | 26.6 | 20.0 | 5 | 10.3 | 11 Mar |
| Clim. Div. 3 | 78 | 25.3 | 10.2 | 27 Feb | 14 | 6 | 18 | 3 Jan | 22 Dec | 25.2 | 26.8 | 19.7 | 4 | 10.2 | 27 Feb |
| Clim. Div. 4 | 81 | 25.0 | 9.6 | 26 Feb | 14 | 6 | 19 | 3 Jan | 22 Dec | 24.8 | 26.5 | 19.0 | 4 | 9.6 | 26 Feb |
| Clim. Div. 5 | 84 | 24.9 | 9.7 | 28 Feb | 14 | 6 | 23 | 3 Jan | 23 Dec | 24.8 | 26.6 | 19.5 | 5 | 9.7 | 28 Feb |
| Clim. Div. 6 | 97 | 23.9 | 6.6 | 16 Feb | 14 | 7 | 26 | 2 Jan | 21 Dec | 23.7 | 25.9 | 18.2 | 4 | 6.6 | 16 Feb |
| Clim. Div. 7 | 111 | 23.1 | 3.4 | 19 Feb | 15 | 7 | 31 | 2 Jan | 20 Dec | 22.9 | 25.6 | 17.3 | 3 | 3.4 | 19 Feb |
| Clim. Div. 8 | 136 | 20.9 | -4.0 | 9 Feb | 17 | 8 | 36 | 2 Jan | 17 Dec | 20.7 | 24.1 | 12.1 | 5 | -4.0 | 9 Feb |
| Allegany | 115 | 22.7 | 2.3 | 2 Mar | 16 | 8 | 29 | 2 Jan | 21 Dec | 22.6 | 25.2 | 16.2 | 4 | 2.3 | 2 Mar |
| Anne Arundel | 77 | 25.2 | 10.4 | 16 Feb | 13 | 6 | 20 | 3 Jan | 22 Dec | 25.0 | 26.7 | 19.6 | 4 | 10.4 | 16 Feb |
| Baltimore | 97 | 23.9 | 6.5 | 16 Feb | 14 | 7 | 27 | 2 Jan | 21 Dec | 23.7 | 25.9 | 18.4 | 4 | 6.5 | 16 Feb |
| Calvert | 78 | 25.3 | 10.4 | 27 Feb | 14 | 6 | 19 | 3 Jan | 23 Dec | 25.1 | 26.8 | 19.7 | 4 | 10.4 | 27 Feb |
| Caroline | 87 | 24.7 | 8.9 | 17 Feb | 15 | 6 | 23 | 2 Jan | 23 Dec | 24.5 | 26.3 | 19.6 | 6 | 8.9 | 17 Feb |
| Carroll | 107 | 23.2 | 4.4 | 4 Feb | 14 | 8 | 31 | 2 Jan | 20 Dec | 23.0 | 25.5 | 17.7 | 4 | 4.4 | 4 Feb |
| Cecil | 91 | 24.4 | 8.3 | 17 Feb | 13 | 7 | 28 | 3 Jan | 22 Dec | 24.2 | 26.3 | 19.1 | 4 | 8.3 | 17 Feb |
| Charles | 81 | 25.2 | 9.4 | 27 Feb | 14 | 6 | 18 | 3 Jan | 22 Dec | 25.0 | 26.6 | 19.0 | 4 | 9.4 | 27 Feb |
| Dorchester | 76 | 25.4 | 10.7 | 11 Mar | 14 | 6 | 18 | 3 Jan | 23 Dec | 25.2 | 26.8 | 20.2 | 5 | 10.7 | 11 Mar |
| Frederick | 101 | 23.5 | 5.1 | 17 Feb | 15 | 7 | 25 | 2 Jan | 21 Dec | 23.3 | 25.6 | 17.6 | 4 | 5.1 | 17 Feb |
| Garrett | 136 | 20.9 | -4.0 | 9 Feb | 17 | 8 | 36 | 2 Jan | 17 Dec | 20.7 | 24.1 | 12.1 | 5 | -4.0 | 9 Feb |
| Harford | 95 | 24.1 | 7.4 | 17 Feb | 14 | 7 | 27 | 3 Jan | 21 Dec | 23.9 | 26.0 | 18.9 | 3 | 7.4 | 17 Feb |
| Howard | 97 | 23.9 | 6.6 | 16 Feb | 15 | 7 | 24 | 2 Jan | 21 Dec | 23.7 | 25.7 | 17.9 | 4 | 6.6 | 16 Feb |
| Kent | 83 | 24.9 | 9.6 | 28 Feb | 13 | 6 | 23 | 3 Jan | 23 Dec | 24.7 | 26.6 | 19.5 | 5 | 9.6 | 28 Feb |
| Montgomery | 91 | 24.2 | 7.2 | 5 Feb | 15 | 6 | 20 | 3 Jan | 22 Dec | 23.9 | 25.8 | 18.0 | 4 | 7.2 | 5 Feb |
| Prince George's | 85 | 24.8 | 9.0 | 27 Feb | 15 | 6 | 19 | 3 Jan | 23 Dec | 24.6 | 26.3 | 18.6 | 5 | 9.0 | 27 Feb |
| Queen Anne's | 84 | 24.9 | 9.7 | 28 Feb | 14 | 6 | 22 | 3 Jan | 23 Dec | 24.8 | 26.6 | 19.6 | 5 | 9.7 | 28 Feb |
| Saint Mary's | 77 | 25.5 | 10.6 | 14 Feb | 13 | 6 | 19 | 3 Jan | 22 Dec | 25.3 | 26.9 | 20.2 | 4 | 10.6 | 14 Feb |
| Somerset | 69 | 25.8 | 11.5 | 11 Mar | 13 | 5 | 17 | 4 Jan | 23 Dec | 25.6 | 27.0 | 20.4 | 4 | 11.5 | 11 Mar |
| Talbot | 75 | 25.4 | 11.0 | 12 Mar | 13 | 6 | 19 | 4 Jan | 23 Dec | 25.2 | 26.8 | 20.3 | 5 | 11.0 | 12 Mar |
| Washington | 107 | 23.3 | 4.4 | 19 Feb | 15 | 7 | 29 | 2 Jan | 20 Dec | 23.1 | 25.6 | 17.6 | 4 | 4.4 | 19 Feb |
| Wicomico | 80 | 25.2 | 9.7 | 1 Mar | 15 | 5 | 18 | 3 Jan | 23 Dec | 25.0 | 26.5 | 19.5 | 5 | 9.7 | 1 Mar |
| Worcester | 70 | 25.7 | 10.9 | 10 Mar | 13 | 5 | 16 | 4 Jan | 23 Dec | 25.4 | 26.8 | 20.1 | 4 | 11.0 | 10 Mar |
| Baltimore City | 80 | 25.0 | 9.5 | 1 Mar | 13 | 6 | 21 | 3 Jan | 23 Dec | 24.8 | 26.5 | 19.4 | 4 | 9.5 | 1 Mar |