Big Sandy weather by month
What a typical year looks like in Big Sandy, Tennessee: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Big Sandy, 1 km from Big Sandy; records cover 1997–2026.
The year at a glance
- Precipitation a year
- 51.8 in1315 mm
- Snow a year
- 4 in10 cm
- Last spring freeze
- Apr 15
- First fall freeze
- Oct 24
- Heating degree days
- 3,658
- Cooling degree days
- 1,618
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 12°−11° (heating, 99%) and 97°36° (cooling, 1%).
Month by month
Big Sandy in January
Highs average 47°8° and lows 29°−2°, with 4 in101 mm of precipitation and 1.8 in4.6 cm of snow in a typical January.
- Record high
- 75°24° (2004)
- Record low
- −5°−21° (2024)
- Heating degree days
- 834
- Cooling degree days
- 0
Big Sandy in February
Highs average 52°11° and lows 33°0°, with 4.7 in118 mm of precipitation and 1 in2.5 cm of snow in a typical February.
- Record high
- 80°27° (2012)
- Record low
- 0°−18° (2011)
- Heating degree days
- 638
- Cooling degree days
- 1
Big Sandy in March
Highs average 62°17° and lows 39°4°, with 4.6 in118 mm of precipitation and 0.4 in1 cm of snow in a typical March.
- Record high
- 90°32° (2026)
- Record low
- 8°−13° (2015)
- Heating degree days
- 463
- Cooling degree days
- 9
Big Sandy in April
Highs average 72°22° and lows 47°8°, with 5.1 in129 mm of precipitation and 0.3 in0.8 cm of snow in a typical April.
- Record high
- 91°33° (2006)
- Record low
- 20°−7° (2003)
- Heating degree days
- 215
- Cooling degree days
- 44
Big Sandy in May
Highs average 79°26° and lows 57°14°, with 5.3 in135 mm of precipitation in a typical May.
- Record high
- 94°34° (2012)
- Record low
- 34°1° (2005)
- Heating degree days
- 56
- Cooling degree days
- 149
Big Sandy in June
Highs average 86°30° and lows 66°19°, with 3.8 in96 mm of precipitation in a typical June.
- Record high
- 104°40° (2012)
- Record low
- 44°7° (2000)
- Heating degree days
- 2
- Cooling degree days
- 321
Big Sandy in July
Highs average 88°31° and lows 69°21°, with 4.1 in105 mm of precipitation in a typical July.
- Record high
- 105°41° (2012)
- Record low
- 53°12° (2004)
- Heating degree days
- 0
- Cooling degree days
- 429
Big Sandy in August
Highs average 88°31° and lows 68°20°, with 3.1 in79 mm of precipitation in a typical August.
- Record high
- 105°41° (2007)
- Record low
- 49°9° (2004)
- Heating degree days
- 0
- Cooling degree days
- 397
Big Sandy in September
Highs average 82°28° and lows 60°16°, with 3.3 in84 mm of precipitation in a typical September.
- Record high
- 101°38° (2011)
- Record low
- 34°1° (2001)
- Heating degree days
- 24
- Cooling degree days
- 215
Big Sandy in OctoberThis month
Highs average 72°22° and lows 48°9°, with 3.9 in98 mm of precipitation in a typical October.
- Record high
- 95°35° (2019)
- Record low
- 24°−4° (2006)
- Heating degree days
- 203
- Cooling degree days
- 48
Big Sandy in November
Highs average 60°16° and lows 38°4°, with 4.8 in121 mm of precipitation in a typical November.
- Record high
- 86°30° (2000)
- Record low
- 13°−11° (2019)
- Heating degree days
- 474
- Cooling degree days
- 4
Big Sandy in December
Highs average 50°10° and lows 32°0°, with 5.2 in133 mm of precipitation and 0.6 in1.5 cm of snow in a typical December.
- Record high
- 78°26° (1998)
- Record low
- −3°−19° (2022)
- Heating degree days
- 749
- Cooling degree days
- 1