Southwest Sandhill weather by month
What a typical year looks like in Southwest Sandhill, Texas: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Monahans 6 Ene, 12 km from Southwest Sandhill; records cover 2003–2026.
The year at a glance
- Precipitation a year
- 13.4 in340 mm
- Snow a year
- Rare
- Last spring freeze
- Mar 20
- First fall freeze
- Nov 12
- Heating degree days
- 2,290
- Cooling degree days
- 2,597
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 19°−7° (heating, 99%) and 106°41° (cooling, 1%).
Month by month
Southwest Sandhill in January
Highs average 60°16° and lows 32°0°, with 0.61 in15 mm of precipitation in a typical January.
- Record high
- 84°29° (2006)
- Record low
- 7°−14° (2026)
- Heating degree days
- 581
- Cooling degree days
- 0
Southwest Sandhill in February
Highs average 65°18° and lows 36°2°, with 0.4 in10 mm of precipitation in a typical February.
- Record high
- 93°34° (2017)
- Record low
- 4°−16° (2021)
- Heating degree days
- 413
- Cooling degree days
- 3
Southwest Sandhill in March
Highs average 74°23° and lows 44°7°, with 0.64 in16 mm of precipitation in a typical March.
- Record high
- 101°38° (2026)
- Record low
- 16°−9° (2022)
- Heating degree days
- 233
- Cooling degree days
- 35
Southwest Sandhill in April
Highs average 82°28° and lows 52°11°, with 0.64 in16 mm of precipitation in a typical April.
- Record high
- 102°39° (2012)
- Record low
- 27°−3° (2014)
- Heating degree days
- 69
- Cooling degree days
- 122
Southwest Sandhill in May
Highs average 89°32° and lows 60°16°, with 1.1 in28 mm of precipitation in a typical May.
- Record high
- 108°42° (2018)
- Record low
- 29°−2° (2013)
- Heating degree days
- 15
- Cooling degree days
- 313
Southwest Sandhill in June
Highs average 96°36° and lows 70°21°, with 1.6 in42 mm of precipitation in a typical June.
- Record high
- 112°44° (2023)
- Record low
- 55°13° (2023)
- Heating degree days
- 0
- Cooling degree days
- 535
Southwest Sandhill in July
Highs average 97°36° and lows 71°22°, with 1.9 in49 mm of precipitation in a typical July.
- Record high
- 113°45° (2020)
- Record low
- 62°17° (2004)
- Heating degree days
- 0
- Cooling degree days
- 580
Southwest Sandhill in August
Highs average 95°35° and lows 70°21°, with 1.9 in49 mm of precipitation in a typical August.
- Record high
- 112°44° (2019)
- Record low
- 58°14° (2017)
- Heating degree days
- 0
- Cooling degree days
- 545
Southwest Sandhill in September
Highs average 89°31° and lows 63°17°, with 2.1 in54 mm of precipitation in a typical September.
- Record high
- 107°42° (2023)
- Record low
- 43°6° (2020)
- Heating degree days
- 5
- Cooling degree days
- 333
Southwest Sandhill in OctoberThis month
Highs average 80°27° and lows 53°12°, with 1.1 in28 mm of precipitation in a typical October.
- Record high
- 100°38° (2021)
- Record low
- 15°−9° (2019)
- Heating degree days
- 78
- Cooling degree days
- 121
Southwest Sandhill in November
Highs average 69°20° and lows 40°5°, with 0.73 in19 mm of precipitation in a typical November.
- Record high
- 92°33° (2023)
- Record low
- 15°−9° (2010)
- Heating degree days
- 324
- Cooling degree days
- 10
Southwest Sandhill in December
Highs average 60°16° and lows 33°0°, with 0.54 in14 mm of precipitation in a typical December.
- Record high
- 87°31° (2021)
- Record low
- 7°−14° (2005)
- Heating degree days
- 572
- Cooling degree days
- 0