Riverdale Park, MD Weather & Climate Normals
Riverdale Park's real weather, in one number
Riverdale Park, MD scores 44/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 4 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Riverdale Park's hottest and coldest months
Riverdale Park's hottest month is Jul, averaging 80°F; its coldest is Jan, averaging 36°F, a 44.1°F swing across the year, a middling gap by national standards.
Rain and snow in Riverdale Park
Riverdale Park averages 45.59in of precipitation a year across roughly 121 days with measurable rain or snow, and 9.7in of snow a year.
Where Riverdale Park ranks
Riverdale Park ranks 3893 of 4876 US cities in this dataset for comfort score, and 42 of 46 within MD. About 7,296 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from NATL ARBORETUM DC, MD US, 4.3 miles from Riverdale Park, not a prediction for any specific day.
More on how this is worked out
How the comfort score is calculated · Why some cities show no snow or rain figure