Freezing Days (Tmin ≤ 28℉) and Spells (2 or more consecutive Freezing Days)
in Maryland: January 1 - May 31, 2026
NOTE: Data From preliminary NCEI's nClimDiv-Daily data set v1.0.0.
Data labeled as scaled on June 8, 2026.
| 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 | 41 | 17.8 | 5.9 | 31 Jan | 7 | 5 | 24 | 1 Jan | 18 Mar | 17.8 | 22.6 | 13.5 | 4 | 5.9 | 31 Jan |
| Clim. Div. 1 | 35 | 18.8 | 9.4 | 31 Jan | 6 | 5 | 12 | 1 Jan | 13 Feb | 18.4 | 19.8 | 14.8 | 4 | 9.4 | 31 Jan |
| Clim. Div. 2 | 38 | 18.9 | 9.3 | 31 Jan | 6 | 6 | 19 | 1 Jan | 13 Feb | 18.5 | 21.5 | 14.8 | 5 | 9.3 | 31 Jan |
| Clim. Div. 3 | 34 | 18.8 | 9.9 | 31 Jan | 4 | 8 | 23 | 1 Jan | 13 Feb | 18.5 | 21.8 | 16.0 | 3 | 9.9 | 31 Jan |
| Clim. Div. 4 | 40 | 19.3 | 8.2 | 30 Jan | 6 | 6 | 24 | 1 Jan | 18 Mar | 19.1 | 23.5 | 15.3 | 4 | 8.2 | 30 Jan |
| Clim. Div. 5 | 42 | 18.8 | 8.2 | 30 Jan | 7 | 5 | 24 | 1 Jan | 18 Mar | 18.6 | 23.3 | 14.4 | 4 | 8.2 | 30 Jan |
| Clim. Div. 6 | 45 | 17.8 | 5.3 | 31 Jan | 9 | 5 | 24 | 1 Jan | 18 Mar | 17.8 | 23.2 | 12.3 | 4 | 5.3 | 31 Jan |
| Clim. Div. 7 | 53 | 16.9 | -1.3 | 31 Jan | 8 | 6 | 28 | 1 Jan | 8 Apr | 15.9 | 22.1 | 11.0 | 2 | -1.3 | 31 Jan |
| Clim. Div. 8 | 62 | 13.8 | -10.5 | 31 Jan | 11 | 5 | 32 | 1 Jan | 21 Apr | 13.8 | 20.2 | 7.2 | 3 | -10.5 | 31 Jan |
| Allegany | 54 | 16.5 | -3.5 | 31 Jan | 9 | 5 | 28 | 1 Jan | 8 Apr | 15.6 | 21.9 | 10.2 | 2 | -3.5 | 31 Jan |
| Anne Arundel | 37 | 19.1 | 9.1 | 31 Jan | 6 | 5 | 19 | 1 Jan | 13 Feb | 18.6 | 21.9 | 14.7 | 5 | 9.1 | 31 Jan |
| Baltimore | 45 | 17.4 | 5.2 | 30 Jan | 9 | 5 | 24 | 1 Jan | 18 Mar | 17.4 | 22.7 | 11.9 | 4 | 5.2 | 30 Jan |
| Calvert | 37 | 19.3 | 9.5 | 31 Jan | 4 | 8 | 24 | 1 Jan | 13 Feb | 18.8 | 21.8 | 16.4 | 3 | 9.5 | 31 Jan |
| Caroline | 43 | 18.8 | 7.7 | 30 Jan | 8 | 5 | 24 | 1 Jan | 18 Mar | 18.8 | 23.6 | 14.5 | 4 | 7.7 | 30 Jan |
| Carroll | 50 | 17.5 | 3.1 | 31 Jan | 7 | 6 | 30 | 1 Jan | 18 Mar | 16.9 | 22.2 | 13.4 | 2 | 3.1 | 31 Jan |
| Cecil | 45 | 18.4 | 7.1 | 30 Jan | 9 | 5 | 24 | 1 Jan | 18 Mar | 18.4 | 23.8 | 12.9 | 4 | 7.1 | 30 Jan |
| Charles | 35 | 18.9 | 9.3 | 30 Jan | 4 | 8 | 23 | 1 Jan | 13 Feb | 18.1 | 21.7 | 15.6 | 3 | 9.3 | 30 Jan |
| Dorchester | 37 | 19.1 | 9.4 | 31 Jan | 6 | 6 | 19 | 1 Jan | 13 Feb | 18.8 | 21.8 | 15.3 | 5 | 9.4 | 31 Jan |
| Frederick | 48 | 18.1 | 3.4 | 31 Jan | 7 | 6 | 30 | 1 Jan | 18 Mar | 17.9 | 23.2 | 14.4 | 2 | 3.4 | 31 Jan |
| Garrett | 62 | 13.8 | -10.4 | 31 Jan | 11 | 5 | 32 | 1 Jan | 21 Apr | 13.8 | 20.3 | 7.3 | 3 | -10.4 | 31 Jan |
| Harford | 45 | 17.7 | 5.8 | 30 Jan | 9 | 5 | 24 | 1 Jan | 18 Mar | 17.7 | 23.0 | 12.0 | 4 | 5.8 | 30 Jan |
| Howard | 45 | 18.0 | 5.4 | 30 Jan | 8 | 5 | 24 | 1 Jan | 18 Mar | 17.6 | 22.6 | 12.6 | 4 | 5.4 | 30 Jan |
| Kent | 42 | 18.6 | 8.0 | 30 Jan | 7 | 5 | 24 | 1 Jan | 18 Mar | 18.4 | 23.2 | 14.1 | 4 | 8.0 | 30 Jan |
| Montgomery | 41 | 18.3 | 6.6 | 30 Jan | 7 | 5 | 24 | 1 Jan | 18 Mar | 18.3 | 23.2 | 13.8 | 4 | 6.6 | 30 Jan |
| Prince George's | 41 | 19.1 | 7.5 | 30 Jan | 7 | 5 | 24 | 1 Jan | 18 Mar | 19.1 | 23.8 | 14.9 | 4 | 7.5 | 30 Jan |
| Queen Anne's | 42 | 18.9 | 8.4 | 30 Jan | 7 | 5 | 24 | 1 Jan | 18 Mar | 18.7 | 23.4 | 14.6 | 4 | 8.4 | 30 Jan |
| Saint Mary's | 35 | 19.1 | 9.6 | 31 Jan | 4 | 8 | 23 | 1 Jan | 13 Feb | 18.8 | 21.8 | 16.3 | 3 | 9.6 | 31 Jan |
| Somerset | 35 | 19.5 | 10.2 | 31 Jan | 6 | 5 | 12 | 1 Jan | 13 Feb | 19.0 | 20.5 | 15.2 | 4 | 10.2 | 31 Jan |
| Talbot | 37 | 19.3 | 10.1 | 1 Feb | 6 | 6 | 19 | 1 Jan | 24 Feb | 19.1 | 22.2 | 15.2 | 4 | 10.1 | 1 Feb |
| Washington | 53 | 17.5 | 0.8 | 31 Jan | 8 | 6 | 30 | 1 Jan | 8 Apr | 16.9 | 22.6 | 12.7 | 2 | 0.8 | 31 Jan |
| Wicomico | 42 | 19.3 | 8.0 | 31 Jan | 6 | 6 | 24 | 1 Jan | 28 Feb | 18.8 | 22.7 | 16.0 | 4 | 8.0 | 31 Jan |
| Worcester | 36 | 19.4 | 9.8 | 31 Jan | 6 | 5 | 12 | 1 Jan | 13 Feb | 18.7 | 20.1 | 15.3 | 4 | 9.8 | 31 Jan |
| Baltimore City | 39 | 18.7 | 8.2 | 30 Jan | 8 | 4 | 19 | 1 Jan | 18 Mar | 18.7 | 22.8 | 13.8 | 5 | 8.2 | 30 Jan |