Roanoke weather by month
What a typical year looks like in Roanoke, Virginia: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Roanoke-Blacksburg Regional Airport, 5 km from Roanoke; records cover 1912–2026.
The year at a glance
- Precipitation a year
- 42.8 in1088 mm
- Snow a year
- 15 in38 cm
- Last spring freeze
- Apr 5
- First fall freeze
- Oct 29
- Heating degree days
- 3,870
- Cooling degree days
- 1,366
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 14°−10° (heating, 99%) and 95°35° (cooling, 1%).
Month by month
Roanoke in January
Highs average 47°8° and lows 29°−2°, with 3.2 in81 mm of precipitation and 4 in11 cm of snow in a typical January.
- Record high
- 81°27° (1932)
- Record low
- −11°−24° (1985)
- Heating degree days
- 840
- Cooling degree days
- 0
Roanoke in February
Highs average 51°10° and lows 31°−1°, with 2.9 in73 mm of precipitation and 5 in12 cm of snow in a typical February.
- Record high
- 84°29° (2018)
- Record low
- −1°−18° (1917)
- Heating degree days
- 678
- Cooling degree days
- 0
Roanoke in March
Highs average 59°15° and lows 38°3°, with 3.5 in89 mm of precipitation and 2.3 in5.8 cm of snow in a typical March.
- Record high
- 90°32° (1945)
- Record low
- 9°−13° (1993)
- Heating degree days
- 523
- Cooling degree days
- 5
Roanoke in April
Highs average 70°21° and lows 46°8°, with 3.5 in89 mm of precipitation and 0.1 in0.3 cm of snow in a typical April.
- Record high
- 95°35° (1925)
- Record low
- 15°−9° (1923)
- Heating degree days
- 241
- Cooling degree days
- 31
Roanoke in May
Highs average 77°25° and lows 55°13°, with 4.3 in109 mm of precipitation in a typical May.
- Record high
- 99°37° (1941)
- Record low
- 30°−1° (1943)
- Heating degree days
- 79
- Cooling degree days
- 113
Roanoke in June
Highs average 84°29° and lows 63°17°, with 4.7 in118 mm of precipitation in a typical June.
- Record high
- 104°40° (1936)
- Record low
- 36°2° (1913)
- Heating degree days
- 8
- Cooling degree days
- 272
Roanoke in July
Highs average 88°31° and lows 67°20°, with 4.3 in109 mm of precipitation in a typical July.
- Record high
- 105°41° (1936)
- Record low
- 47°8° (1988)
- Heating degree days
- 0
- Cooling degree days
- 395
Roanoke in August
Highs average 87°30° and lows 66°19°, with 3.4 in86 mm of precipitation in a typical August.
- Record high
- 105°41° (1930)
- Record low
- 42°6° (1986)
- Heating degree days
- 1
- Cooling degree days
- 349
Roanoke in September
Highs average 80°27° and lows 59°15°, with 4.1 in103 mm of precipitation in a typical September.
- Record high
- 103°39° (1932)
- Record low
- 32°0° (1942)
- Heating degree days
- 33
- Cooling degree days
- 169
Roanoke in OctoberThis month
Highs average 70°21° and lows 48°9°, with 3 in75 mm of precipitation in a typical October.
- Record high
- 99°37° (1941)
- Record low
- 22°−6° (1930)
- Heating degree days
- 218
- Cooling degree days
- 30
Roanoke in November
Highs average 59°15° and lows 38°3°, with 3 in77 mm of precipitation and 0.1 in0.3 cm of snow in a typical November.
- Record high
- 83°28° (1950)
- Record low
- 8°−13° (1929)
- Heating degree days
- 502
- Cooling degree days
- 2
Roanoke in December
Highs average 50°10° and lows 32°0°, with 3.1 in78 mm of precipitation and 3 in8 cm of snow in a typical December.
- Record high
- 80°27° (1998)
- Record low
- −12°−24° (1917)
- Heating degree days
- 747
- Cooling degree days
- 0