Okreek weather by month
What a typical year looks like in Okreek, South Dakota: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Wood, 18 km from Okreek; records cover 1913–2026.
The year at a glance
- Precipitation a year
- 20.5 in520 mm
- Snow a year
- 50 in128 cm
- Last spring freeze
- May 11
- First fall freeze
- Oct 2
- Heating degree days
- 7,123
- Cooling degree days
- 759
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −12°−24° (heating, 99%) and 100°38° (cooling, 1%).
Month by month
Okreek in January
Highs average 34°1° and lows 11°−12°, with 0.43 in11 mm of precipitation and 7 in18 cm of snow in a typical January.
- Record high
- 76°24° (1974)
- Record low
- −35°−37° (1916)
- Heating degree days
- 1317
- Cooling degree days
- 0
Okreek in February
Highs average 38°3° and lows 13°−10°, with 0.64 in16 mm of precipitation and 8 in21 cm of snow in a typical February.
- Record high
- 78°26° (1995)
- Record low
- −36°−38° (1917)
- Heating degree days
- 1110
- Cooling degree days
- 0
Okreek in March
Highs average 48°9° and lows 22°−5°, with 1.2 in31 mm of precipitation and 9 in23 cm of snow in a typical March.
- Record high
- 90°32° (1943)
- Record low
- −29°−34° (1998)
- Heating degree days
- 926
- Cooling degree days
- 0
Okreek in April
Highs average 58°14° and lows 32°0°, with 2.4 in61 mm of precipitation and 9 in22 cm of snow in a typical April.
- Record high
- 97°36° (1980)
- Record low
- −7°−22° (1936)
- Heating degree days
- 605
- Cooling degree days
- 2
Okreek in May
Highs average 69°20° and lows 44°6°, with 3.4 in85 mm of precipitation in a typical May.
- Record high
- 107°42° (1934)
- Record low
- 16°−9° (1931)
- Heating degree days
- 298
- Cooling degree days
- 25
Okreek in June
Highs average 79°26° and lows 54°12°, with 3.5 in89 mm of precipitation in a typical June.
- Record high
- 112°44° (1933)
- Record low
- 28°−2° (1917)
- Heating degree days
- 66
- Cooling degree days
- 118
Okreek in July
Highs average 88°31° and lows 60°16°, with 2.4 in61 mm of precipitation in a typical July.
- Record high
- 116°47° (1936)
- Record low
- 28°−2° (1915)
- Heating degree days
- 10
- Cooling degree days
- 282
Okreek in August
Highs average 86°30° and lows 58°14°, with 1.9 in49 mm of precipitation in a typical August.
- Record high
- 114°46° (1947)
- Record low
- 34°1° (1935)
- Heating degree days
- 20
- Cooling degree days
- 238
Okreek in September
Highs average 78°25° and lows 48°9°, with 1.8 in46 mm of precipitation in a typical September.
- Record high
- 111°44° (1931)
- Record low
- 11°−12° (1926)
- Heating degree days
- 146
- Cooling degree days
- 87
Okreek in OctoberThis month
Highs average 62°17° and lows 35°2°, with 1.6 in39 mm of precipitation and 2.1 in5.3 cm of snow in a typical October.
- Record high
- 98°37° (1963)
- Record low
- −7°−22° (1925)
- Heating degree days
- 515
- Cooling degree days
- 7
Okreek in November
Highs average 48°9° and lows 23°−5°, with 0.69 in18 mm of precipitation and 7 in17 cm of snow in a typical November.
- Record high
- 88°31° (1999)
- Record low
- −22°−30° (1959)
- Heating degree days
- 884
- Cooling degree days
- 0
Okreek in December
Highs average 37°3° and lows 14°−10°, with 0.51 in13 mm of precipitation and 8 in21 cm of snow in a typical December.
- Record high
- 76°24° (1939)
- Record low
- −32°−36° (1916)
- Heating degree days
- 1226
- Cooling degree days
- 0