Crownsville, Maryland Climate
United States
Pop. 1,757 Elev. 40 m / 131 ft
TZ: America/New_York (UTC-4) ·
Crownsville has warm summers with average highs of 86°F (30°C) in July, and cold winters averaging 27°F (-3°C) in January. Humidity pushes the summer feels-like temperature to 98°F (37°C), while wind chill can drive winter lows to 19°F (-7°C). Rain falls on about 71 days per year (46.9 in / 1192 mm total), with snow on 3 days and 25 in (631 mm) of annual accumulation. The city averages 135 sunny days per year and around 42 thunderstorm days. Ocean water temperatures reach 86°F (30°C) in summer.
| Temperature | 86°F (30°C) high | 27°F (-3°C) low |
| Feels like | 98°F (37°C) high | 19°F (-7°C) low |
| Rain | 71 days | 46.9 in (1192 mm) /yr |
| Snow | 3 days | 24.8 in (631 mm) /yr |
| Sky | 135 sunny | 42 stormy |
| Wind | 3.2 mph (1.4 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Jun, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
40
Jan 55
Feb 47
Mar 68
Apr 73
May 60
Jun 60
Jul 50
Aug 59
Sep 44
Oct 48
Nov 57
Dec Humidity (%)
60
Jan 62
Feb 58
Mar 63
Apr 71
May 77
Jun 77
Jul 71
Aug 76
Sep 67
Oct 62
Nov 64
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 11 mi Baltimore/Washington International Thurgood Marshall Airport (BWI)
Ski resort 65 mi Liberty Mountain Resort
National park 16 mi Greenbelt Park
Mountain peak
(4,928 ft) 311 mi Third Peak
Hospital 4 mi Luminis Health J Kent Mcnew Family Medical Center
Hiking trail 4 mi ADT - Maryland - Seg 2
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 37°F 3°C | 27°F -3°C | 0.7 in 18 mm | 12.3 in312 mm | 18 |
| February | 44°F 7°C | 33°F 0°C | 3.5 in 89 mm | 7.7 in196 mm | 11 |
| March | 57°F 14°C | 43°F 6°C | 2.8 in 72 mm | — | 14 |
| April | 65°F 18°C | 52°F 11°C | 3.8 in 96 mm | — | 5 |
| May | 72°F 22°C | 61°F 16°C | 7.5 in 189 mm | — | 4 |
| June | 82°F 28°C | 70°F 21°C | 4.9 in 125 mm | — | 10 |
| July | 86°F 30°C | 76°F 25°C | 11.4 in 291 mm | — | 9 |
| August | 80°F 27°C | 69°F 21°C | 1.1 in 28 mm | — | 16 |
| September | 77°F 25°C | 66°F 19°C | 4.2 in 106 mm | — | 9 |
| October | 66°F 19°C | 55°F 13°C | 3.3 in 85 mm | — | 15 |
| November | 55°F 13°C | 44°F 7°C | 1.7 in 43 mm | — | 14 |
| December | 43°F 6°C | 32°F 0°C | 1.9 in 49 mm | 4.8 in122 mm | 10 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 18 | 0 |
| February | 11 | 1 |
| March | 14 | 2 |
| April | 5 | 2 |
| May | 4 | 9 |
| June | 10 | 7 |
| July | 9 | 14 |
| August | 16 | 1 |
| September | 9 | 5 |
| October | 15 | 1 |
| November | 14 | 0 |
| December | 10 | 0 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 43°F 6°C | 34°F 1°C |
| February | 40°F 4°C | 35°F 2°C |
| March | 54°F 12°C | 44°F 7°C |
| April | 62°F 17°C | 55°F 13°C |
| May | 71°F 22°C | 65°F 19°C |
| June | 83°F 29°C | 76°F 24°C |
| July | 86°F 30°C | 84°F 29°C |
| August | 84°F 29°C | 77°F 25°C |
| September | 76°F 25°C | 71°F 22°C |
| October | 73°F 23°C | 62°F 17°C |
| November | 58°F 14°C | 49°F 9°C |
| December | 46°F 8°C | 37°F 3°C |