Overton weather by month
What a typical year looks like in Overton, Texas: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at HENDERSON, 20 km from Overton; records cover 1941–2026.
The year at a glance
- Precipitation a year
- 50.4 in1280 mm
- Snow a year
- 0.6 in1.5 cm
- Last spring freeze
- Mar 10
- First fall freeze
- Nov 13
- Heating degree days
- 2,214
- Cooling degree days
- 2,477
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 21°−6° (heating, 99%) and 102°39° (cooling, 1%).
Month by month
Overton in January
Highs average 59°15° and lows 36°2°, with 4.1 in104 mm of precipitation and 0.2 in0.5 cm of snow in a typical January.
- Record high
- 86°30° (1943)
- Record low
- 4°−16° (1962)
- Heating degree days
- 560
- Cooling degree days
- 4
Overton in February
Highs average 63°17° and lows 39°4°, with 4.1 in104 mm of precipitation and 0.3 in0.8 cm of snow in a typical February.
- Record high
- 92°33° (1986)
- Record low
- −3°−19° (2021)
- Heating degree days
- 408
- Cooling degree days
- 8
Overton in March
Highs average 70°21° and lows 45°7°, with 4.6 in118 mm of precipitation and 0.1 in0.3 cm of snow in a typical March.
- Record high
- 92°33° (1946)
- Record low
- 13°−11° (1943)
- Heating degree days
- 260
- Cooling degree days
- 29
Overton in April
Highs average 77°25° and lows 53°11°, with 4.4 in112 mm of precipitation in a typical April.
- Record high
- 93°34° (1987)
- Record low
- 25°−4° (1987)
- Heating degree days
- 96
- Cooling degree days
- 88
Overton in May
Highs average 84°29° and lows 62°17°, with 4.7 in119 mm of precipitation in a typical May.
- Record high
- 101°38° (1998)
- Record low
- 38°3° (1954)
- Heating degree days
- 14
- Cooling degree days
- 252
Overton in June
Highs average 90°32° and lows 69°21°, with 4.8 in121 mm of precipitation in a typical June.
- Record high
- 104°40° (1998)
- Record low
- 51°11° (1969)
- Heating degree days
- 0
- Cooling degree days
- 440
Overton in July
Highs average 94°34° and lows 72°22°, with 3.4 in86 mm of precipitation in a typical July.
- Record high
- 108°42° (1998)
- Record low
- 52°11° (1967)
- Heating degree days
- 0
- Cooling degree days
- 553
Overton in August
Highs average 95°35° and lows 71°22°, with 3.6 in92 mm of precipitation in a typical August.
- Record high
- 110°43° (1998)
- Record low
- 53°12° (1967)
- Heating degree days
- 0
- Cooling degree days
- 564
Overton in September
Highs average 89°32° and lows 65°18°, with 3.8 in97 mm of precipitation in a typical September.
- Record high
- 111°44° (2000)
- Record low
- 37°3° (1967)
- Heating degree days
- 5
- Cooling degree days
- 372
Overton in OctoberThis month
Highs average 80°26° and lows 54°12°, with 4.2 in107 mm of precipitation in a typical October.
- Record high
- 96°36° (1998)
- Record low
- 24°−4° (1993)
- Heating degree days
- 79
- Cooling degree days
- 135
Overton in November
Highs average 68°20° and lows 44°7°, with 4.1 in103 mm of precipitation in a typical November.
- Record high
- 87°31° (1955)
- Record low
- 17°−8° (1976)
- Heating degree days
- 293
- Cooling degree days
- 26
Overton in December
Highs average 61°16° and lows 38°3°, with 4.6 in118 mm of precipitation in a typical December.
- Record high
- 84°29° (1955)
- Record low
- −1°−18° (1989)
- Heating degree days
- 499
- Cooling degree days
- 6