Warm Days (Tmax>80℉) and Spells (2 or more consecutive Warm Days)
in Maryland: January 1 - August 31, 2025
NOTE: Data From preliminary NCEI's nClimDiv-Daily Data set v1.0.0
Data labeled as scaled on September 16, 2025.
| Region | No. of Warm Days | Mean Temp among all Warm Days (℉) | Max Temp among all Warm Days (℉) | Day when Max Temp among Warm 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 (℉) | Max Temp of Spells Mean Temps (℉) | No. of Spell when Max Temp of Spells Mean Temps occurs | Max Temp within all Spells (℉) | Day when Max Temp within all Spells occurs |
|---|
| Statewide | 82 | 87.0 | 98.3 | 25 Jun | 9 | 8 | 34 | 30 Apr | 23 Aug | 87.2 | 85.2 | 92.6 | 5 | 98.3 | 25 Jun |
| Clim. Div. 1 | 88 | 86.8 | 99.7 | 25 Jun | 12 | 6 | 34 | 20 Apr | 29 Aug | 87.2 | 84.2 | 92.9 | 6 | 99.7 | 25 Jun |
| Clim. Div. 2 | 92 | 87.2 | 100.1 | 26 Jun | 12 | 7 | 34 | 30 Mar | 29 Aug | 87.5 | 84.8 | 93.1 | 7 | 100.1 | 26 Jun |
| Clim. Div. 3 | 94 | 87.0 | 98.2 | 26 Jun | 10 | 8 | 45 | 30 Mar | 29 Aug | 87.4 | 84.3 | 90.4 | 6 | 98.2 | 26 Jun |
| Clim. Div. 4 | 90 | 87.4 | 98.7 | 25 Jun | 11 | 7 | 34 | 30 Mar | 29 Aug | 87.8 | 85.3 | 93.2 | 6 | 98.7 | 25 Jun |
| Clim. Div. 5 | 86 | 87.2 | 99.7 | 25 Jun | 11 | 7 | 34 | 30 Apr | 29 Aug | 87.6 | 85.1 | 93.0 | 6 | 99.7 | 25 Jun |
| Clim. Div. 6 | 81 | 87.2 | 98.9 | 25 Jun | 9 | 8 | 34 | 30 Apr | 23 Aug | 87.4 | 85.6 | 92.5 | 5 | 98.9 | 25 Jun |
| Clim. Div. 7 | 80 | 87.3 | 96.9 | 25 Jun | 10 | 7 | 34 | 19 Apr | 23 Aug | 87.5 | 85.2 | 90.6 | 6 | 96.9 | 25 Jun |
| Clim. Div. 8 | 49 | 83.6 | 89.4 | 24 Jun | 7 | 6 | 15 | 19 Apr | 15 Aug | 83.7 | 83.1 | 85.5 | 3 | 89.4 | 24 Jun |
| Allegany | 80 | 86.8 | 95.3 | 24 Jun | 9 | 8 | 45 | 19 Apr | 23 Aug | 87.0 | 84.4 | 88.8 | 6 | 95.3 | 24 Jun |
| Anne Arundel | 93 | 87.3 | 99.6 | 25 Jun | 11 | 8 | 34 | 30 Mar | 29 Aug | 87.7 | 85.3 | 93.8 | 6 | 99.6 | 25 Jun |
| Baltimore | 82 | 87.6 | 99.8 | 25 Jun | 10 | 8 | 34 | 30 Apr | 23 Aug | 87.7 | 85.6 | 93.1 | 6 | 99.8 | 25 Jun |
| Calvert | 89 | 86.9 | 98.5 | 26 Jun | 11 | 7 | 34 | 30 Mar | 29 Aug | 87.1 | 84.7 | 92.0 | 6 | 98.5 | 26 Jun |
| Caroline | 91 | 87.3 | 100.6 | 25 Jun | 12 | 7 | 34 | 30 Apr | 29 Aug | 87.8 | 85.2 | 94.4 | 7 | 100.6 | 25 Jun |
| Carroll | 80 | 86.9 | 98.7 | 25 Jun | 9 | 8 | 34 | 30 Apr | 23 Aug | 87.0 | 85.2 | 92.2 | 5 | 98.7 | 25 Jun |
| Cecil | 79 | 86.6 | 99.2 | 25 Jun | 9 | 8 | 34 | 3 May | 29 Aug | 86.7 | 85.0 | 91.9 | 4 | 99.2 | 25 Jun |
| Charles | 97 | 87.2 | 97.7 | 24 Jun | 11 | 8 | 45 | 30 Mar | 29 Aug | 87.5 | 84.3 | 90.6 | 7 | 97.7 | 24 Jun |
| Dorchester | 91 | 87.4 | 100.5 | 26 Jun | 12 | 7 | 34 | 30 Mar | 29 Aug | 87.7 | 84.9 | 93.6 | 7 | 100.5 | 26 Jun |
| Frederick | 81 | 87.2 | 98.4 | 25 Jun | 9 | 8 | 34 | 30 Apr | 23 Aug | 87.4 | 85.4 | 92.4 | 5 | 98.4 | 25 Jun |
| Garrett | 49 | 83.6 | 89.5 | 24 Jun | 7 | 6 | 15 | 19 Apr | 15 Aug | 83.8 | 83.2 | 85.6 | 3 | 89.5 | 24 Jun |
| Harford | 82 | 87.0 | 99.2 | 25 Jun | 11 | 7 | 34 | 30 Apr | 23 Aug | 87.2 | 84.8 | 92.2 | 7 | 99.2 | 25 Jun |
| Howard | 84 | 87.1 | 98.8 | 25 Jun | 10 | 8 | 34 | 30 Apr | 23 Aug | 87.3 | 85.2 | 92.7 | 6 | 98.8 | 25 Jun |
| Kent | 81 | 87.5 | 99.7 | 25 Jun | 10 | 7 | 34 | 3 May | 29 Aug | 87.8 | 85.6 | 92.8 | 5 | 99.7 | 25 Jun |
| Montgomery | 84 | 87.1 | 97.8 | 25 Jun | 10 | 8 | 34 | 30 Mar | 23 Aug | 87.2 | 85.2 | 92.2 | 6 | 97.8 | 25 Jun |
| Prince George's | 90 | 87.3 | 98.0 | 25 Jun | 11 | 7 | 34 | 30 Mar | 29 Aug | 87.7 | 85.2 | 92.8 | 6 | 98.0 | 25 Jun |
| Queen Anne's | 87 | 87.2 | 99.6 | 25 Jun | 11 | 7 | 34 | 30 Apr | 29 Aug | 87.7 | 85.2 | 93.2 | 6 | 99.6 | 25 Jun |
| Saint Mary's | 92 | 87.0 | 98.8 | 26 Jun | 9 | 9 | 45 | 30 Mar | 29 Aug | 87.2 | 84.1 | 90.2 | 5 | 98.8 | 26 Jun |
| Somerset | 88 | 87.1 | 99.8 | 26 Jun | 12 | 6 | 34 | 20 Apr | 29 Aug | 87.6 | 84.5 | 93.2 | 6 | 99.8 | 26 Jun |
| Talbot | 91 | 86.9 | 99.4 | 25 Jun | 12 | 7 | 34 | 30 Mar | 29 Aug | 87.3 | 84.7 | 93.6 | 7 | 99.4 | 25 Jun |
| Washington | 82 | 87.8 | 98.6 | 25 Jun | 10 | 7 | 34 | 19 Apr | 23 Aug | 88.0 | 85.7 | 93.0 | 6 | 98.6 | 25 Jun |
| Wicomico | 89 | 87.2 | 100.4 | 25 Jun | 11 | 7 | 34 | 20 Apr | 29 Aug | 87.8 | 84.9 | 93.6 | 6 | 100.4 | 25 Jun |
| Worcester | 81 | 86.7 | 99.3 | 25 Jun | 10 | 7 | 34 | 3 May | 29 Aug | 87.4 | 84.6 | 93.8 | 5 | 99.3 | 25 Jun |
| Baltimore City | 93 | 87.9 | 101.2 | 25 Jun | 11 | 7 | 34 | 30 Apr | 29 Aug | 88.3 | 85.8 | 94.7 | 6 | 101.2 | 25 Jun |