Daily climate summary
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Data from ACIS
Warm and cool day counts
Washington, DC
Highs at or above 90° in 2026
Cumulative
90°+ day tick
1991-2020 avg
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Cumulative days
1991-2020 avg
Daily high
Data from ACIS
Data by month
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Data from ACIS
Annual temperature summary
Washington, DC
Observed temperatures in 2026
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Data from ACIS
Annual precipitation summary
Washington, DC
Precipitation in 2026
Observed
Normal
Deficit
Surplus
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Observed
Cumulative
Normal cumulative
Departure
Data from ACIS
Winter season breakdown
12-month precipitation
Washington, DC
Monthly Precipitation
12-month window - observed vs. 1991-2020 normals
Average
Below normal
Above normal
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Observed
Normal
Departure
% normal
Data from ACIS
U.S. Drought Monitor
Degree days
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Data from ACIS