Augusta weather by month
What a typical year looks like in Augusta, Wisconsin: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Augusta Ranger Station, 1 km from Augusta; records cover 2003–2026.
The year at a glance
- Precipitation a year
- 34.5 in876 mm
- Snow a year
- Rare
- Last spring freeze
- May 13
- First fall freeze
- Sep 30
- Heating degree days
- 8,313
- Cooling degree days
- 476
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −18°−28° (heating, 99%) and 91°33° (cooling, 1%).
Month by month
Augusta in January
Highs average 22°−5° and lows 4°−16°, with 0.98 in25 mm of precipitation in a typical January.
- Record high
- 50°10° (2006)
- Record low
- −34°−37° (2019)
- Heating degree days
- 1612
- Cooling degree days
- 0
Augusta in February
Highs average 27°−3° and lows 6°−14°, with 1.1 in27 mm of precipitation in a typical February.
- Record high
- 68°20° (2024)
- Record low
- −34°−37° (2019)
- Heating degree days
- 1356
- Cooling degree days
- 0
Augusta in March
Highs average 40°4° and lows 19°−7°, with 1.7 in43 mm of precipitation in a typical March.
- Record high
- 80°27° (2007)
- Record low
- −26°−32° (2014)
- Heating degree days
- 1102
- Cooling degree days
- 0
Augusta in April
Highs average 54°12° and lows 33°0°, with 3.1 in79 mm of precipitation in a typical April.
- Record high
- 87°31° (2009)
- Record low
- 2°−17° (2018)
- Heating degree days
- 645
- Cooling degree days
- 1
Augusta in May
Highs average 68°20° and lows 45°7°, with 4.3 in109 mm of precipitation in a typical May.
- Record high
- 94°34° (2018)
- Record low
- 21°−6° (2005)
- Heating degree days
- 289
- Cooling degree days
- 24
Augusta in June
Highs average 77°25° and lows 56°13°, with 5.1 in129 mm of precipitation in a typical June.
- Record high
- 95°35° (2011)
- Record low
- 36°2° (2003)
- Heating degree days
- 59
- Cooling degree days
- 101
Augusta in July
Highs average 82°28° and lows 59°15°, with 4.3 in108 mm of precipitation in a typical July.
- Record high
- 98°37° (2012)
- Record low
- 42°6° (2003)
- Heating degree days
- 17
- Cooling degree days
- 180
Augusta in August
Highs average 79°26° and lows 57°14°, with 4.4 in112 mm of precipitation in a typical August.
- Record high
- 98°37° (2006)
- Record low
- 35°2° (2004)
- Heating degree days
- 40
- Cooling degree days
- 128
Augusta in September
Highs average 70°21° and lows 48°9°, with 3.8 in96 mm of precipitation in a typical September.
- Record high
- 97°36° (2023)
- Record low
- 24°−4° (2018)
- Heating degree days
- 208
- Cooling degree days
- 39
Augusta in OctoberThis month
Highs average 57°14° and lows 35°2°, with 2.6 in67 mm of precipitation in a typical October.
- Record high
- 87°31° (2023)
- Record low
- 13°−11° (2020)
- Heating degree days
- 595
- Cooling degree days
- 3
Augusta in November
Highs average 41°5° and lows 24°−5°, with 1.8 in45 mm of precipitation in a typical November.
- Record high
- 72°22° (2008)
- Record low
- −7°−22° (2014)
- Heating degree days
- 980
- Cooling degree days
- 0
Augusta in December
Highs average 28°−2° and lows 11°−11°, with 1.4 in35 mm of precipitation in a typical December.
- Record high
- 58°14° (2017)
- Record low
- −25°−32° (2010)
- Heating degree days
- 1410
- Cooling degree days
- 0