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Information Daily Climatology Network Table Neighbors Data Calendar

Data Calendar for Potomac

The calendar chart below shows the daily reported climate variables. You can click on a date to display the values for all sites for that day. Time stamps are displayed in the America/Denver timezone. Wind speeds are in mph and temperatures in Fahrenheit. Values flagged with a (E) are estimated by the IEM.

Year:  

Month:  

 

Jan 2026Feb 2026 Mar 2026
SundayMondayTuesdayWednesday ThursdayFridaySaturday
01 (@8)
High: 54
Low: 22
Precip: 0.00(E)		02 (@8)
High: 53
Low: 23
Precip: 0.00(E)		03 (@7)
High: 45(E)
Low: 32(E)
Precip: 0.00(E)		04 (@8)
High: 50
Low: 24
Precip: 0.00(E)		05 (@8)
High: 53
Low: 22
Precip: 0.00		06 (@8)
High: 56
Low: 20
Precip: 0.00		07 (@8)
High: 54
Low: 20
Precip: 0.00(E)
08 (@8)
High: 57
Low: 23
Precip: 0.00(E)		09 (@8)
High: 42
Low: 31
Precip: 0.44
Snow: 1
Snow Depth: 1		10 (@8)
High: 42
Low: 23
Precip: 0.00		11 (@8)
High: 43
Low: 15
Precip: 0.00		12 (@7)
High: 39(E)
Low: 10(E)
Precip: 0.00(E)		13 (@7)
High: 42(E)
Low: 15(E)
Precip: 0.00(E)		14
15161718192021
22232425262728

The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.

Daily High/Low Plot


Description: This chart of the monthly temperature data. The bars are the observations and the dots are climatology.

Daily Rainfall


Description: This chart is of daily precipitation for the month. The red line would be an average month while the blue line and bars are observations.

Daily Average Wind Speeds


Description: This chart is of the daily average wind speeds.

The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.