Warm Days (Tmax>80℉) and Spells (2 or more consecutive Warm Days)
in Maryland: January 1 - December 31, 2025


NOTE: Data From preliminary NCEI's nClimDiv-Daily Data set v1.0.0
Data labeled as scaled on January 8, 2026.

RegionNo. of Warm DaysMean Temp among all Warm Days (℉)Max Temp among all Warm Days (℉)Day when Max Temp among Warm Days occursNo. of Spells (#)Mean Duration of Spells (days)Longest Spell (days)Start of the First SpellStart of Last SpellMean 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 occursMax Temp within all Spells (℉)Day when Max Temp within all Spells occurs
Statewide 96 86.3 98.325 Jun 13 6 3430 Apr26 Sep 86.7 84.5 92.6 5 98.325 Jun
Clim. Div. 1 97 86.6 99.725 Jun 14 6 3420 Apr24 Sep 87.1 84.3 92.9 6 99.725 Jun
Clim. Div. 2 104 86.8100.126 Jun 16 6 3430 Mar 7 Oct 87.0 84.3 93.1 7100.126 Jun
Clim. Div. 3 110 86.4 98.226 Jun 15 6 4530 Mar 7 Oct 86.7 83.7 90.4 6 98.226 Jun
Clim. Div. 4 105 86.9 98.725 Jun 16 6 3430 Mar 7 Oct 87.2 84.8 93.2 6 98.725 Jun
Clim. Div. 5 100 86.7 99.725 Jun 16 5 3430 Apr 7 Oct 87.1 84.5 93.0 6 99.725 Jun
Clim. Div. 6 97 86.4 98.925 Jun 13 7 3430 Apr26 Sep 86.8 84.8 92.5 5 98.925 Jun
Clim. Div. 7 97 86.6 96.925 Jun 14 6 3419 Apr 5 Oct 86.9 84.7 90.6 6 96.925 Jun
Clim. Div. 8 52 83.5 89.424 Jun 7 6 1519 Apr15 Aug 83.7 83.1 85.5 3 89.424 Jun
Allegany 95 86.3 95.324 Jun 12 7 4519 Apr 5 Oct 86.6 84.2 88.8 6 95.324 Jun
Anne Arundel 108 86.8 99.625 Jun 16 6 3430 Mar 7 Oct 87.2 84.7 93.8 6 99.625 Jun
Baltimore 97 86.8 99.825 Jun 14 6 3430 Apr26 Sep 87.1 84.9 93.1 6 99.825 Jun
Calvert 101 86.5 98.526 Jun 15 6 3430 Mar 7 Oct 86.7 84.1 92.0 6 98.526 Jun
Caroline 105 86.8100.625 Jun 16 6 3430 Apr 7 Oct 87.2 84.7 94.4 7100.625 Jun
Carroll 97 86.1 98.725 Jun 13 7 3430 Apr26 Sep 86.4 84.5 92.2 5 98.725 Jun
Cecil 92 86.1 99.225 Jun 13 6 34 3 May26 Sep 86.3 84.4 91.9 4 99.225 Jun
Charles 113 86.6 97.724 Jun 16 6 4530 Mar 7 Oct 86.9 84.0 90.6 7 97.724 Jun
Dorchester 103 87.0100.526 Jun 16 6 3430 Mar 7 Oct 87.2 84.5 93.6 7100.526 Jun
Frederick 98 86.4 98.425 Jun 14 6 3430 Apr 5 Oct 86.6 84.5 92.4 5 98.425 Jun
Garrett 52 83.5 89.524 Jun 7 6 1519 Apr15 Aug 83.8 83.2 85.6 3 89.524 Jun
Harford 95 86.4 99.225 Jun 15 6 3430 Apr26 Sep 86.7 84.3 92.2 7 99.225 Jun
Howard 100 86.4 98.825 Jun 14 6 3430 Apr26 Sep 86.8 84.7 92.7 6 98.825 Jun
Kent 96 86.9 99.725 Jun 15 6 34 3 May 7 Oct 87.1 84.7 92.8 5 99.725 Jun
Montgomery 100 86.4 97.825 Jun 14 6 3430 Mar26 Sep 86.7 84.6 92.2 6 97.825 Jun
Prince George's106 86.8 98.025 Jun 16 6 3430 Mar 7 Oct 87.2 84.7 92.8 6 98.025 Jun
Queen Anne's 101 86.7 99.625 Jun 16 5 3430 Apr 7 Oct 87.1 84.6 93.2 6 99.625 Jun
Saint Mary's 104 86.5 98.826 Jun 12 8 4530 Mar 7 Oct 86.8 83.8 90.2 5 98.826 Jun
Somerset 97 86.9 99.826 Jun 14 6 3420 Apr24 Sep 87.4 84.6 93.2 6 99.826 Jun
Talbot 100 86.7 99.425 Jun 14 6 3430 Mar26 Sep 87.1 84.7 93.6 7 99.425 Jun
Washington 100 87.0 98.625 Jun 15 6 3419 Apr 5 Oct 87.3 84.9 93.0 6 98.625 Jun
Wicomico 100 86.9100.425 Jun 14 6 3420 Apr24 Sep 87.4 84.7 93.6 6100.425 Jun
Worcester 90 86.5 99.325 Jun 12 6 34 3 May24 Sep 87.2 84.6 93.8 5 99.325 Jun
Baltimore City 111 87.1101.225 Jun 16 6 3430 Apr 7 Oct 87.6 85.1 94.7 6101.225 Jun