Glen Allen weather by month
What a typical year looks like in Glen Allen, Alabama: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Winfield 2 SW, 11 km from Glen Allen; records cover 1973–2026.
The year at a glance
- Precipitation a year
- 64.1 in1628 mm
- Snow a year
- 0.9 in2.3 cm
- Last spring freeze
- Apr 9
- First fall freeze
- Oct 30
- Heating degree days
- 3,182
- Cooling degree days
- 1,719
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 13°−11° (heating, 99%) and 97°36° (cooling, 1%).
Month by month
Glen Allen in January
Highs average 52°11° and lows 30°−1°, with 6.1 in154 mm of precipitation and 0.3 in0.8 cm of snow in a typical January.
- Record high
- 77°25° (2002)
- Record low
- −8°−22° (1985)
- Heating degree days
- 738
- Cooling degree days
- 0
Glen Allen in February
Highs average 57°14° and lows 33°1°, with 6.3 in159 mm of precipitation and 0.1 in0.3 cm of snow in a typical February.
- Record high
- 84°29° (1996)
- Record low
- 1°−17° (1996)
- Heating degree days
- 567
- Cooling degree days
- 1
Glen Allen in March
Highs average 65°18° and lows 40°4°, with 5.7 in145 mm of precipitation and 0.4 in1 cm of snow in a typical March.
- Record high
- 86°30° (1982)
- Record low
- 6°−14° (1993)
- Heating degree days
- 397
- Cooling degree days
- 7
Glen Allen in April
Highs average 73°23° and lows 47°8°, with 6.2 in157 mm of precipitation in a typical April.
- Record high
- 94°34° (1987)
- Record low
- 22°−6° (1987)
- Heating degree days
- 184
- Cooling degree days
- 36
Glen Allen in May
Highs average 80°27° and lows 57°14°, with 5.4 in137 mm of precipitation in a typical May.
- Record high
- 97°36° (1975)
- Record low
- 30°−1° (1994)
- Heating degree days
- 45
- Cooling degree days
- 152
Glen Allen in June
Highs average 87°30° and lows 65°19°, with 5.4 in136 mm of precipitation in a typical June.
- Record high
- 101°38° (1988)
- Record low
- 45°7° (1977)
- Heating degree days
- 1
- Cooling degree days
- 331
Glen Allen in July
Highs average 89°32° and lows 69°21°, with 5.3 in135 mm of precipitation in a typical July.
- Record high
- 107°42° (1980)
- Record low
- 51°11° (1994)
- Heating degree days
- 0
- Cooling degree days
- 440
Glen Allen in August
Highs average 89°32° and lows 68°20°, with 4.4 in113 mm of precipitation in a typical August.
- Record high
- 105°41° (2000)
- Record low
- 49°9° (1992)
- Heating degree days
- 0
- Cooling degree days
- 422
Glen Allen in September
Highs average 85°29° and lows 62°16°, with 3.8 in96 mm of precipitation in a typical September.
- Record high
- 101°38° (1990)
- Record low
- 36°2° (1983)
- Heating degree days
- 14
- Cooling degree days
- 258
Glen Allen in OctoberThis month
Highs average 75°24° and lows 49°9°, with 4.2 in105 mm of precipitation in a typical October.
- Record high
- 97°36° (2019)
- Record low
- 0°−18° (2006)
- Heating degree days
- 157
- Cooling degree days
- 63
Glen Allen in November
Highs average 64°18° and lows 39°4°, with 4.9 in125 mm of precipitation in a typical November.
- Record high
- 86°30° (2000)
- Record low
- 11°−12° (1976)
- Heating degree days
- 425
- Cooling degree days
- 7
Glen Allen in December
Highs average 55°13° and lows 33°0°, with 6.5 in166 mm of precipitation and 0.1 in0.3 cm of snow in a typical December.
- Record high
- 79°26° (1978)
- Record low
- −3°−19° (1983)
- Heating degree days
- 654
- Cooling degree days
- 2