San Augustine weather by month
What a typical year looks like in San Augustine, Texas: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at San Augustine, 1 km from San Augustine; records cover 1909–2026.
The year at a glance
- Precipitation a year
- 55.6 in1411 mm
- Snow a year
- 0.2 in0.5 cm
- Last spring freeze
- Mar 4
- First fall freeze
- Nov 16
- Heating degree days
- 2,183
- Cooling degree days
- 2,356
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 22°−6° (heating, 99%) and 102°39° (cooling, 1%).
Month by month
San Augustine in January
Highs average 60°15° and lows 35°2°, with 5 in126 mm of precipitation and 0.1 in0.3 cm of snow in a typical January.
- Record high
- 83°28° (1911)
- Record low
- 6°−14° (2024)
- Heating degree days
- 548
- Cooling degree days
- 5
San Augustine in February
Highs average 63°17° and lows 39°4°, with 5.1 in130 mm of precipitation and 0.1 in0.3 cm of snow in a typical February.
- Record high
- 85°29° (2012)
- Record low
- 1°−17° (2021)
- Heating degree days
- 396
- Cooling degree days
- 7
San Augustine in March
Highs average 70°21° and lows 45°7°, with 5.2 in133 mm of precipitation in a typical March.
- Record high
- 95°35° (2018)
- Record low
- 17°−8° (2002)
- Heating degree days
- 254
- Cooling degree days
- 29
San Augustine in April
Highs average 77°25° and lows 53°11°, with 4.7 in118 mm of precipitation in a typical April.
- Record high
- 93°34° (2006)
- Record low
- 22°−6° (2018)
- Heating degree days
- 98
- Cooling degree days
- 89
San Augustine in May
Highs average 84°29° and lows 61°16°, with 4.3 in109 mm of precipitation in a typical May.
- Record high
- 98°37° (1911)
- Record low
- 35°2° (2014)
- Heating degree days
- 16
- Cooling degree days
- 247
San Augustine in June
Highs average 90°32° and lows 68°20°, with 4.8 in122 mm of precipitation in a typical June.
- Record high
- 104°40° (1911)
- Record low
- 50°10° (1912)
- Heating degree days
- 0
- Cooling degree days
- 420
San Augustine in July
Highs average 94°34° and lows 70°21°, with 3.2 in82 mm of precipitation in a typical July.
- Record high
- 105°41° (2000)
- Record low
- 57°14° (1915)
- Heating degree days
- 0
- Cooling degree days
- 525
San Augustine in August
Highs average 94°35° and lows 70°21°, with 4.3 in109 mm of precipitation in a typical August.
- Record high
- 112°44° (1909)
- Record low
- 56°13° (1911)
- Heating degree days
- 0
- Cooling degree days
- 531
San Augustine in September
Highs average 89°31° and lows 64°18°, with 4.2 in106 mm of precipitation in a typical September.
- Record high
- 108°42° (2000)
- Record low
- 38°3° (1909)
- Heating degree days
- 3
- Cooling degree days
- 345
San Augustine in OctoberThis month
Highs average 80°26° and lows 53°12°, with 4.8 in121 mm of precipitation in a typical October.
- Record high
- 97°36° (1911)
- Record low
- 22°−6° (2017)
- Heating degree days
- 79
- Cooling degree days
- 124
San Augustine in November
Highs average 70°21° and lows 44°6°, with 4.7 in119 mm of precipitation in a typical November.
- Record high
- 89°32° (2017)
- Record low
- 14°−10° (1911)
- Heating degree days
- 278
- Cooling degree days
- 26
San Augustine in December
Highs average 61°16° and lows 37°3°, with 5.4 in137 mm of precipitation in a typical December.
- Record high
- 90°32° (2015)
- Record low
- 8°−13° (2022)
- Heating degree days
- 511
- Cooling degree days
- 8