Revillo weather by month
What a typical year looks like in Revillo, South Dakota: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Milbank, 24 km from Revillo; records cover 2009–2026.
The year at a glance
- Precipitation a year
- 25.4 in646 mm
- Snow a year
- Rare
- Last spring freeze
- May 9
- First fall freeze
- Oct 8
- Heating degree days
- 8,452
- Cooling degree days
- 483
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −16°−27° (heating, 99%) and 92°33° (cooling, 1%).
Month by month
Revillo in January
Highs average 21°−6° and lows 4°−16°, with 0.71 in18 mm of precipitation in a typical January.
- Record high
- 60°16° (2012)
- Record low
- −32°−36° (2019)
- Heating degree days
- 1636
- Cooling degree days
- 0
Revillo in February
Highs average 26°−4° and lows 7°−14°, with 0.7 in18 mm of precipitation in a typical February.
- Record high
- 63°17° (2016)
- Record low
- −24°−31° (2021)
- Heating degree days
- 1367
- Cooling degree days
- 0
Revillo in March
Highs average 38°3° and lows 19°−7°, with 1.2 in30 mm of precipitation in a typical March.
- Record high
- 83°28° (2012)
- Record low
- −17°−27° (2019)
- Heating degree days
- 1135
- Cooling degree days
- 0
Revillo in April
Highs average 54°12° and lows 32°0°, with 2.4 in61 mm of precipitation in a typical April.
- Record high
- 90°32° (2026)
- Record low
- 6°−14° (2018)
- Heating degree days
- 667
- Cooling degree days
- 1
Revillo in May
Highs average 67°19° and lows 45°7°, with 2.9 in73 mm of precipitation in a typical May.
- Record high
- 97°36° (2018)
- Record low
- 22°−6° (2013)
- Heating degree days
- 310
- Cooling degree days
- 23
Revillo in June
Highs average 77°25° and lows 56°13°, with 3.9 in100 mm of precipitation in a typical June.
- Record high
- 99°37° (2021)
- Record low
- 41°5° (2013)
- Heating degree days
- 55
- Cooling degree days
- 101
Revillo in July
Highs average 81°27° and lows 60°16°, with 3.8 in97 mm of precipitation in a typical July.
- Record high
- 100°38° (2023)
- Record low
- 45°7° (2016)
- Heating degree days
- 12
- Cooling degree days
- 186
Revillo in August
Highs average 79°26° and lows 57°14°, with 3.2 in82 mm of precipitation in a typical August.
- Record high
- 97°36° (2023)
- Record low
- 45°7° (2015)
- Heating degree days
- 30
- Cooling degree days
- 129
Revillo in September
Highs average 72°22° and lows 48°9°, with 2.6 in66 mm of precipitation in a typical September.
- Record high
- 99°37° (2023)
- Record low
- 28°−2° (2012)
- Heating degree days
- 192
- Cooling degree days
- 39
Revillo in OctoberThis month
Highs average 58°14° and lows 35°2°, with 2.3 in59 mm of precipitation in a typical October.
- Record high
- 92°33° (2023)
- Record low
- 9°−13° (2020)
- Heating degree days
- 584
- Cooling degree days
- 4
Revillo in November
Highs average 41°5° and lows 22°−6°, with 0.93 in24 mm of precipitation in a typical November.
- Record high
- 80°27° (2020)
- Record low
- −13°−25° (2014)
- Heating degree days
- 1010
- Cooling degree days
- 0
Revillo in December
Highs average 27°−3° and lows 10°−12°, with 0.77 in20 mm of precipitation in a typical December.
- Record high
- 60°16° (2012)
- Record low
- −25°−32° (2016)
- Heating degree days
- 1454
- Cooling degree days
- 0