Garden City weather by month
What a typical year looks like in Garden City, South Dakota: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Clark No2, 15 km from Garden City; records cover 2012–2026.
The year at a glance
- Precipitation a year
- 24 in609 mm
- Snow a year
- Rare
- Last spring freeze
- May 13
- First fall freeze
- Oct 7
- Heating degree days
- 8,474
- Cooling degree days
- 488
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −17°−27° (heating, 99%) and 91°33° (cooling, 1%).
Month by month
Garden City in January
Highs average 21°−6° and lows 3°−16°, with 0.49 in12 mm of precipitation in a typical January.
- Record high
- 49°9° (2025)
- Record low
- −32°−36° (2019)
- Heating degree days
- 1640
- Cooling degree days
- 0
Garden City in February
Highs average 26°−3° and lows 7°−14°, with 0.69 in18 mm of precipitation in a typical February.
- Record high
- 62°17° (2024)
- Record low
- −32°−36° (2019)
- Heating degree days
- 1368
- Cooling degree days
- 0
Garden City in March
Highs average 39°4° and lows 20°−7°, with 1 in26 mm of precipitation in a typical March.
- Record high
- 80°27° (2021)
- Record low
- −23°−31° (2019)
- Heating degree days
- 1114
- Cooling degree days
- 0
Garden City in April
Highs average 54°12° and lows 32°0°, with 2.3 in58 mm of precipitation in a typical April.
- Record high
- 89°32° (2026)
- Record low
- 2°−17° (2018)
- Heating degree days
- 666
- Cooling degree days
- 0
Garden City in May
Highs average 67°19° and lows 45°7°, with 3.1 in79 mm of precipitation in a typical May.
- Record high
- 97°36° (2018)
- Record low
- 23°−5° (2013)
- Heating degree days
- 310
- Cooling degree days
- 21
Garden City in June
Highs average 77°25° and lows 56°13°, with 3.9 in100 mm of precipitation in a typical June.
- Record high
- 101°38° (2022)
- Record low
- 40°4° (2012)
- Heating degree days
- 67
- Cooling degree days
- 97
Garden City in July
Highs average 81°27° and lows 60°16°, with 3.4 in87 mm of precipitation in a typical July.
- Record high
- 101°38° (2021)
- Record low
- 44°7° (2016)
- Heating degree days
- 15
- Cooling degree days
- 184
Garden City in August
Highs average 79°26° and lows 58°15°, with 2.8 in70 mm of precipitation in a typical August.
- Record high
- 97°36° (2022)
- Record low
- 43°6° (2012)
- Heating degree days
- 30
- Cooling degree days
- 140
Garden City in September
Highs average 72°22° and lows 49°10°, with 2.5 in65 mm of precipitation in a typical September.
- Record high
- 100°38° (2023)
- Record low
- 26°−3° (2012)
- Heating degree days
- 178
- Cooling degree days
- 44
Garden City in OctoberThis month
Highs average 57°14° and lows 35°2°, with 2.1 in54 mm of precipitation in a typical October.
- Record high
- 89°32° (2023)
- Record low
- 6°−14° (2020)
- Heating degree days
- 599
- Cooling degree days
- 2
Garden City in November
Highs average 40°4° and lows 21°−6°, with 0.83 in21 mm of precipitation in a typical November.
- Record high
- 78°26° (2020)
- Record low
- −10°−23° (2014)
- Heating degree days
- 1035
- Cooling degree days
- 0
Garden City in December
Highs average 27°−3° and lows 9°−13°, with 0.78 in20 mm of precipitation in a typical December.
- Record high
- 64°18° (2023)
- Record low
- −33°−36° (2016)
- Heating degree days
- 1452
- Cooling degree days
- 0