Blacksville weather by month
What a typical year looks like in Blacksville, West Virginia: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Morgantown Lock & Dam, 24 km from Blacksville; records cover 1944–2026.
The year at a glance
- Precipitation a year
- 44.5 in1131 mm
- Snow a year
- Rare
- Last spring freeze
- Apr 20
- First fall freeze
- Oct 23
- Heating degree days
- 5,440
- Cooling degree days
- 743
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 5°−15° (heating, 99%) and 91°33° (cooling, 1%).
Month by month
Blacksville in January
Highs average 39°4° and lows 21°−6°, with 3.6 in90 mm of precipitation in a typical January.
- Record high
- 80°27° (1950)
- Record low
- −21°−29° (1982)
- Heating degree days
- 1091
- Cooling degree days
- 0
Blacksville in February
Highs average 43°6° and lows 22°−6°, with 3.1 in80 mm of precipitation in a typical February.
- Record high
- 77°25° (2000)
- Record low
- −11°−24° (1979)
- Heating degree days
- 918
- Cooling degree days
- 0
Blacksville in March
Highs average 51°11° and lows 28°−2°, with 4 in100 mm of precipitation in a typical March.
- Record high
- 86°30° (1950)
- Record low
- −3°−19° (1980)
- Heating degree days
- 781
- Cooling degree days
- 0
Blacksville in April
Highs average 64°18° and lows 39°4°, with 4.1 in104 mm of precipitation in a typical April.
- Record high
- 91°33° (1976)
- Record low
- 14°−10° (1976)
- Heating degree days
- 415
- Cooling degree days
- 4
Blacksville in May
Highs average 72°22° and lows 49°10°, with 4.2 in108 mm of precipitation in a typical May.
- Record high
- 93°34° (1949)
- Record low
- 23°−5° (1976)
- Heating degree days
- 172
- Cooling degree days
- 41
Blacksville in June
Highs average 80°27° and lows 58°15°, with 4.5 in114 mm of precipitation in a typical June.
- Record high
- 97°36° (1947)
- Record low
- 23°−5° (2003)
- Heating degree days
- 26
- Cooling degree days
- 145
Blacksville in July
Highs average 83°29° and lows 63°17°, with 4.7 in120 mm of precipitation in a typical July.
- Record high
- 100°38° (1949)
- Record low
- 42°6° (1960)
- Heating degree days
- 2
- Cooling degree days
- 249
Blacksville in August
Highs average 82°28° and lows 61°16°, with 3.7 in93 mm of precipitation in a typical August.
- Record high
- 101°38° (1948)
- Record low
- 36°2° (1982)
- Heating degree days
- 5
- Cooling degree days
- 205
Blacksville in September
Highs average 77°25° and lows 55°13°, with 3.3 in85 mm of precipitation in a typical September.
- Record high
- 106°41° (1953)
- Record low
- 29°−2° (2013)
- Heating degree days
- 70
- Cooling degree days
- 89
Blacksville in OctoberThis month
Highs average 65°19° and lows 43°6°, with 2.9 in73 mm of precipitation in a typical October.
- Record high
- 94°34° (1949)
- Record low
- 15°−9° (1972)
- Heating degree days
- 346
- Cooling degree days
- 10
Blacksville in November
Highs average 53°12° and lows 32°0°, with 3 in76 mm of precipitation in a typical November.
- Record high
- 87°31° (1948)
- Record low
- 2°−17° (1958)
- Heating degree days
- 670
- Cooling degree days
- 0
Blacksville in December
Highs average 43°6° and lows 26°−3°, with 3.5 in88 mm of precipitation in a typical December.
- Record high
- 78°26° (1982)
- Record low
- −15°−26° (1983)
- Heating degree days
- 944
- Cooling degree days
- 0