Fontana Dam weather by month
What a typical year looks like in Fontana Dam, North Carolina: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Townsend 5s, 19 km from Fontana Dam; records cover 1999–2026.
The year at a glance
- Precipitation a year
- 60.3 in1532 mm
- Snow a year
- 9 in24 cm
- Last spring freeze
- Apr 18
- First fall freeze
- Oct 22
- Heating degree days
- 4,318
- Cooling degree days
- 725
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 9°−13° (heating, 99%) and 91°33° (cooling, 1%).
Month by month
Fontana Dam in January
Highs average 47°8° and lows 26°−4°, with 5.6 in142 mm of precipitation and 3 in8 cm of snow in a typical January.
- Record high
- 75°24° (2002)
- Record low
- −4°−20° (2014)
- Heating degree days
- 890
- Cooling degree days
- 0
Fontana Dam in February
Highs average 51°10° and lows 29°−2°, with 4.9 in125 mm of precipitation and 4 in9 cm of snow in a typical February.
- Record high
- 79°26° (2023)
- Record low
- −5°−21° (2015)
- Heating degree days
- 711
- Cooling degree days
- 0
Fontana Dam in March
Highs average 59°15° and lows 35°1°, with 5.3 in133 mm of precipitation and 0.9 in2.3 cm of snow in a typical March.
- Record high
- 84°29° (2026)
- Record low
- 8°−13° (2022)
- Heating degree days
- 570
- Cooling degree days
- 1
Fontana Dam in April
Highs average 69°20° and lows 43°6°, with 5.2 in132 mm of precipitation and 0.2 in0.5 cm of snow in a typical April.
- Record high
- 88°31° (2006)
- Record low
- 19°−7° (2007)
- Heating degree days
- 294
- Cooling degree days
- 16
Fontana Dam in May
Highs average 74°23° and lows 51°11°, with 5.1 in129 mm of precipitation in a typical May.
- Record high
- 87°31° (2011)
- Record low
- 27°−3° (2025)
- Heating degree days
- 128
- Cooling degree days
- 47
Fontana Dam in June
Highs average 79°26° and lows 59°15°, with 5.5 in140 mm of precipitation in a typical June.
- Record high
- 96°36° (2010)
- Record low
- 42°6° (2025)
- Heating degree days
- 17
- Cooling degree days
- 138
Fontana Dam in July
Highs average 82°28° and lows 63°17°, with 6.1 in154 mm of precipitation in a typical July.
- Record high
- 99°37° (2010)
- Record low
- 48°9° (2014)
- Heating degree days
- 2
- Cooling degree days
- 222
Fontana Dam in August
Highs average 81°27° and lows 61°16°, with 4.4 in112 mm of precipitation in a typical August.
- Record high
- 99°37° (2010)
- Record low
- 45°7° (2000)
- Heating degree days
- 4
- Cooling degree days
- 189
Fontana Dam in September
Highs average 77°25° and lows 56°13°, with 5 in126 mm of precipitation in a typical September.
- Record high
- 95°35° (2010)
- Record low
- 33°1° (2001)
- Heating degree days
- 57
- Cooling degree days
- 96
Fontana Dam in OctoberThis month
Highs average 68°20° and lows 44°7°, with 3.3 in84 mm of precipitation in a typical October.
- Record high
- 89°32° (2019)
- Record low
- 24°−4° (2000)
- Heating degree days
- 298
- Cooling degree days
- 15
Fontana Dam in November
Highs average 59°15° and lows 34°1°, with 4.4 in112 mm of precipitation and 0.3 in0.8 cm of snow in a typical November.
- Record high
- 80°27° (2003)
- Record low
- 12°−11° (2014)
- Heating degree days
- 566
- Cooling degree days
- 1
Fontana Dam in December
Highs average 50°10° and lows 29°−1°, with 5.6 in143 mm of precipitation and 1.3 in3.3 cm of snow in a typical December.
- Record high
- 75°24° (2015)
- Record low
- 2°−17° (2010)
- Heating degree days
- 781
- Cooling degree days
- 0