Warm Nights (Tmin>68℉) and Spells (2 or more consecutive Warm Nights)
in Maryland: January 1 - June 30, 2026


NOTE: Data From preliminary NCEI's nClimDiv-Daily data set v1.0.0.
Data labeled as scaled on July 6, 2026.

RegionNo. of Warm NightsMean Temp among all Warm Nights (℉)Max Temp among all Warm Nights (℉)Night when Max Temp among Warm Nights 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 (℉)Night when Max Temp within all Spells occurs
Statewide 7 69.3 70.112 Jun 2 3 311 Jun27 Jun 69.3 69.3 69.3 1 70.112 Jun
Clim. Div. 1 7 71.0 73.413 Jun 2 3 312 Jun27 Jun 70.9 70.9 71.4 1 73.413 Jun
Clim. Div. 2 10 70.2 72.213 Jun 2 3 411 Jun27 Jun 70.4 70.4 70.6 2 72.213 Jun
Clim. Div. 3 13 70.3 72.227 Jun 2 4 511 Jun27 Jun 70.6 70.7 70.9 2 72.227 Jun
Clim. Div. 4 10 70.3 72.027 Jun 2 3 411 Jun27 Jun 70.6 70.6 71.0 2 72.027 Jun
Clim. Div. 5 10 70.4 72.119 Jun 2 3 411 Jun27 Jun 70.5 70.5 70.5 2 72.127 Jun
Clim. Div. 6 5 69.2 69.912 Jun 2 2 211 Jun27 Jun 69.2 69.2 69.5 1 69.912 Jun
Clim. Div. 7 0**************** 0***********************************************
Clim. Div. 8 0**************** 0***********************************************
Allegany 0**************** 0***********************************************
Anne Arundel 11 70.5 72.319 Jun 2 4 411 Jun27 Jun 70.6 70.6 70.7 1 72.327 Jun
Baltimore 6 69.0 70.112 Jun 2 2 311 Jun27 Jun 69.0 69.0 69.1 1 70.112 Jun
Calvert 10 70.7 72.019 Jun 2 3 411 Jun27 Jun 70.9 71.0 71.2 2 71.713 Jun
Caroline 8 70.2 71.713 Jun 2 3 312 Jun27 Jun 70.2 70.2 70.4 1 71.713 Jun
Carroll 1 68.6 68.612 Jun 0***********************************************
Cecil 8 69.8 71.012 Jun 2 2 311 Jun27 Jun 70.1 70.0 70.3 1 71.012 Jun
Charles 12 70.5 72.727 Jun 2 4 411 Jun27 Jun 71.0 71.0 71.2 2 72.727 Jun
Dorchester 10 70.3 72.313 Jun 2 3 411 Jun27 Jun 70.5 70.5 70.7 2 72.313 Jun
Frederick 4 68.7 69.212 Jun 2 2 211 Jun27 Jun 68.7 68.7 69.1 1 69.212 Jun
Garrett 0**************** 0***********************************************
Harford 6 69.9 71.012 Jun 2 2 311 Jun27 Jun 69.9 69.8 70.1 1 71.012 Jun
Howard 5 68.8 69.412 Jun 2 2 211 Jun27 Jun 68.9 68.9 69.0 1 69.412 Jun
Kent 10 70.4 72.219 Jun 2 3 411 Jun27 Jun 70.5 70.5 70.5 2 72.227 Jun
Montgomery 7 69.4 70.427 Jun 2 3 311 Jun27 Jun 69.4 69.4 69.5 2 70.427 Jun
Prince George's 9 70.2 71.627 Jun 2 3 411 Jun27 Jun 70.3 70.3 70.7 2 71.627 Jun
Queen Anne's 10 70.4 72.019 Jun 2 3 411 Jun27 Jun 70.4 70.5 70.5 2 72.027 Jun
Saint Mary's 12 70.6 72.219 Jun 2 4 511 Jun27 Jun 70.7 70.7 70.8 2 72.113 Jun
Somerset 10 70.6 73.713 Jun 2 3 312 Jun27 Jun 71.5 71.5 71.9 1 73.713 Jun
Talbot 10 70.9 72.519 Jun 2 3 411 Jun27 Jun 70.9 71.0 71.1 2 72.413 Jun
Washington 2 68.6 68.712 Jun 1 2 211 Jun11 Jun 68.6 68.6 68.6 1 68.712 Jun
Wicomico 7 70.2 72.413 Jun 2 3 312 Jun27 Jun 70.1 70.1 70.5 1 72.413 Jun
Worcester 8 70.7 73.813 Jun 2 3 312 Jun27 Jun 71.0 71.0 71.6 1 73.813 Jun
Baltimore City 11 70.2 71.819 Jun 2 4 411 Jun27 Jun 70.2 70.2 70.5 1 71.712 Jun
Washington DC 10 70.5 72.527 Jun 2 4 411 Jun27 Jun 70.6 70.6 70.7 2 72.527 Jun