Mount Holly weather by month
What a typical year looks like in Mount Holly, North Carolina: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Charlotte Douglas Airport, 11 km from Mount Holly; records cover 1878–2026.
The year at a glance
- Precipitation a year
- 43.6 in1107 mm
- Snow a year
- 4 in9 cm
- Last spring freeze
- Mar 29
- First fall freeze
- Nov 3
- Heating degree days
- 3,059
- Cooling degree days
- 1,768
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 18°−8° (heating, 99%) and 97°36° (cooling, 1%).
Month by month
Mount Holly in January
Highs average 52°11° and lows 32°0°, with 3.5 in89 mm of precipitation and 1.6 in4.1 cm of snow in a typical January.
- Record high
- 79°26° (1944)
- Record low
- −5°−21° (1985)
- Heating degree days
- 712
- Cooling degree days
- 0
Mount Holly in February
Highs average 57°14° and lows 35°2°, with 3.1 in80 mm of precipitation and 1.1 in2.8 cm of snow in a typical February.
- Record high
- 83°28° (2026)
- Record low
- −5°−21° (1899)
- Heating degree days
- 540
- Cooling degree days
- 2
Mount Holly in March
Highs average 64°18° and lows 41°5°, with 4 in100 mm of precipitation and 0.3 in0.8 cm of snow in a typical March.
- Record high
- 91°33° (1907)
- Record low
- 4°−16° (1980)
- Heating degree days
- 392
- Cooling degree days
- 10
Mount Holly in April
Highs average 73°23° and lows 49°10°, with 3.8 in98 mm of precipitation in a typical April.
- Record high
- 96°36° (1925)
- Record low
- 21°−6° (2007)
- Heating degree days
- 163
- Cooling degree days
- 47
Mount Holly in May
Highs average 80°27° and lows 58°14°, with 3.4 in85 mm of precipitation in a typical May.
- Record high
- 98°37° (1941)
- Record low
- 32°0° (1963)
- Heating degree days
- 39
- Cooling degree days
- 165
Mount Holly in June
Highs average 87°31° and lows 66°19°, with 4 in101 mm of precipitation in a typical June.
- Record high
- 104°40° (2012)
- Record low
- 45°7° (1889)
- Heating degree days
- 2
- Cooling degree days
- 348
Mount Holly in July
Highs average 90°32° and lows 70°21°, with 3.7 in95 mm of precipitation in a typical July.
- Record high
- 104°40° (2012)
- Record low
- 53°12° (1961)
- Heating degree days
- 0
- Cooling degree days
- 468
Mount Holly in August
Highs average 89°31° and lows 69°20°, with 4.4 in110 mm of precipitation in a typical August.
- Record high
- 104°40° (2007)
- Record low
- 50°10° (2004)
- Heating degree days
- 0
- Cooling degree days
- 423
Mount Holly in September
Highs average 83°28° and lows 63°17°, with 3.7 in94 mm of precipitation in a typical September.
- Record high
- 104°40° (1954)
- Record low
- 38°3° (1888)
- Heating degree days
- 13
- Cooling degree days
- 244
Mount Holly in OctoberThis month
Highs average 73°23° and lows 50°10°, with 3.2 in80 mm of precipitation in a typical October.
- Record high
- 99°37° (2019)
- Record low
- 24°−4° (1962)
- Heating degree days
- 152
- Cooling degree days
- 54
Mount Holly in November
Highs average 63°17° and lows 40°4°, with 3.3 in84 mm of precipitation and 0.1 in0.3 cm of snow in a typical November.
- Record high
- 85°29° (1961)
- Record low
- 11°−12° (1950)
- Heating degree days
- 415
- Cooling degree days
- 6
Mount Holly in December
Highs average 55°13° and lows 35°1°, with 3.6 in91 mm of precipitation and 0.4 in1 cm of snow in a typical December.
- Record high
- 80°27° (2007)
- Record low
- −5°−21° (1880)
- Heating degree days
- 631
- Cooling degree days
- 1