Bartonsville, Maryland Climate
United States
Pop. 1,451 Elev. 124 m / 407 ft
TZ: America/New_York (UTC-4) ·
Bartonsville has warm summers with average highs of 88°F (31°C) in July, and frigid winters averaging 23°F (-5°C) in January. Humidity pushes the summer feels-like temperature to 102°F (39°C), while wind chill can drive winter lows to 16°F (-9°C). Rain falls on about 66 days per year (38.5 in / 979 mm total), with snow on 4 days and 22 in (563 mm) of annual accumulation. The city averages 114 sunny days per year and around 43 thunderstorm days. Nearby lake water reaches 83°F (28°C) in summer.
| Temperature | 88°F (31°C) high | 23°F (-5°C) low |
| Feels like | 102°F (39°C) high | 16°F (-9°C) low |
| Rain | 66 days | 38.5 in (979 mm) /yr |
| Snow | 4 days | 22.2 in (563 mm) /yr |
| Sky | 114 sunny | 43 stormy |
| Wind | 2.2 mph (1.0 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Mar, Apr, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
42
Jan 59
Feb 46
Mar 69
Apr 76
May 61
Jun 62
Jul 52
Aug 62
Sep 46
Oct 52
Nov 63
Dec Humidity (%)
56
Jan 57
Feb 49
Mar 57
Apr 68
May 71
Jun 74
Jul 69
Aug 70
Sep 64
Oct 59
Nov 62
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 31 mi Washington Dulles International Airport (IAD)
Ski resort 25 mi Liberty Mountain Resort
National park 18 mi Appalachian National Scenic Trail
Mountain peak
(4,928 ft) 292 mi Third Peak
Hospital 4 mi Frederick Memorial Hospital
Hiking trail 8 mi
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 36°F 2°C | 23°F -5°C | 0.6 in 16 mm | 11.2 in285 mm | 14 |
| February | 43°F 6°C | 29°F -2°C | 2.0 in 50 mm | 5.7 in145 mm | 8 |
| March | 61°F 16°C | 40°F 4°C | 2.3 in 57 mm | — | 13 |
| April | 67°F 19°C | 49°F 9°C | 3.2 in 82 mm | — | 5 |
| May | 73°F 23°C | 56°F 14°C | 8.4 in 215 mm | — | 3 |
| June | 84°F 29°C | 66°F 19°C | 4.7 in 119 mm | — | 10 |
| July | 88°F 31°C | 72°F 22°C | 7.1 in 181 mm | — | 8 |
| August | 81°F 27°C | 63°F 17°C | 1.6 in 41 mm | — | 13 |
| September | 79°F 26°C | 60°F 16°C | 2.7 in 68 mm | — | 9 |
| October | 67°F 19°C | 48°F 9°C | 2.5 in 63 mm | — | 13 |
| November | 55°F 13°C | 39°F 4°C | 1.6 in 40 mm | 0.2 in6 mm | 13 |
| December | 40°F 5°C | 27°F -3°C | 1.9 in 47 mm | 5.0 in127 mm | 5 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 14 | 0 |
| February | 8 | 2 |
| March | 13 | 2 |
| April | 5 | 3 |
| May | 3 | 9 |
| June | 10 | 8 |
| July | 8 | 12 |
| August | 13 | 2 |
| September | 9 | 3 |
| October | 13 | 1 |
| November | 13 | 0 |
| December | 5 | 1 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 33°F 0°C |
| February | 32°F 0°C |
| March | 42°F 6°C |
| April | 53°F 12°C |
| May | 64°F 18°C |
| June | 76°F 24°C |
| July | 83°F 28°C |
| August | 75°F 24°C |
| September | 69°F 21°C |
| October | 58°F 15°C |
| November | 46°F 8°C |
| December | 35°F 2°C |