Manderson-White Horse Creek weather by month
What a typical year looks like in Manderson-White Horse Creek, South Dakota: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Pine Ridge Airport, 23 km from Manderson-White Horse Creek; records cover 1997–2026.
The year at a glance
- Precipitation a year
- 16.6 in422 mm
- Snow a year
- Rare
- Last spring freeze
- May 19
- First fall freeze
- Sep 21
- Heating degree days
- 7,010
- Cooling degree days
- 785
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −14°−26° (heating, 99%) and 102°39° (cooling, 1%).
Month by month
Manderson-White Horse Creek in January
Highs average 37°3° and lows 12°−11°, with 0.33 in8.4 mm of precipitation in a typical January.
- Record high
- 68°20° (2002)
- Record low
- −35°−37° (2024)
- Heating degree days
- 1266
- Cooling degree days
- 0
Manderson-White Horse Creek in February
Highs average 40°5° and lows 14°−10°, with 0.5 in13 mm of precipitation in a typical February.
- Record high
- 73°23° (1999)
- Record low
- −33°−36° (2025)
- Heating degree days
- 1057
- Cooling degree days
- 0
Manderson-White Horse Creek in March
Highs average 51°11° and lows 24°−5°, with 0.81 in21 mm of precipitation in a typical March.
- Record high
- 90°32° (2026)
- Record low
- −29°−34° (1998)
- Heating degree days
- 856
- Cooling degree days
- 0
Manderson-White Horse Creek in April
Highs average 59°15° and lows 32°0°, with 2.1 in53 mm of precipitation in a typical April.
- Record high
- 91°33° (2026)
- Record low
- −1°−18° (2014)
- Heating degree days
- 575
- Cooling degree days
- 1
Manderson-White Horse Creek in May
Highs average 69°21° and lows 42°6°, with 2.6 in67 mm of precipitation in a typical May.
- Record high
- 100°38° (2012)
- Record low
- 14°−10° (2010)
- Heating degree days
- 309
- Cooling degree days
- 21
Manderson-White Horse Creek in June
Highs average 81°27° and lows 53°12°, with 3 in76 mm of precipitation in a typical June.
- Record high
- 108°42° (2007)
- Record low
- 29°−2° (1998)
- Heating degree days
- 74
- Cooling degree days
- 125
Manderson-White Horse Creek in July
Highs average 89°32° and lows 60°15°, with 2.1 in54 mm of precipitation in a typical July.
- Record high
- 111°44° (2006)
- Record low
- 37°3° (2008)
- Heating degree days
- 7
- Cooling degree days
- 300
Manderson-White Horse Creek in August
Highs average 88°31° and lows 57°14°, with 1.5 in38 mm of precipitation in a typical August.
- Record high
- 108°42° (2022)
- Record low
- 33°1° (2004)
- Heating degree days
- 22
- Cooling degree days
- 250
Manderson-White Horse Creek in September
Highs average 79°26° and lows 47°8°, with 1.5 in37 mm of precipitation in a typical September.
- Record high
- 106°41° (2020)
- Record low
- 24°−4° (2006)
- Heating degree days
- 155
- Cooling degree days
- 83
Manderson-White Horse Creek in OctoberThis month
Highs average 63°17° and lows 33°0°, with 1.3 in32 mm of precipitation in a typical October.
- Record high
- 94°34° (2025)
- Record low
- −7°−22° (2020)
- Heating degree days
- 544
- Cooling degree days
- 5
Manderson-White Horse Creek in November
Highs average 49°9° and lows 21°−6°, with 0.6 in15 mm of precipitation in a typical November.
- Record high
- 86°30° (1999)
- Record low
- −21°−29° (2025)
- Heating degree days
- 915
- Cooling degree days
- 0
Manderson-White Horse Creek in December
Highs average 38°3° and lows 13°−11°, with 0.37 in9.4 mm of precipitation in a typical December.
- Record high
- 72°22° (1998)
- Record low
- −36°−38° (2022)
- Heating degree days
- 1230
- Cooling degree days
- 0