Gardner weather by month
What a typical year looks like in Gardner, Colorado: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Rye 1sw, 24 km from Gardner; records cover 1997–2026.
The year at a glance
- Precipitation a year
- 25.4 in644 mm
- Snow a year
- 130 in331 cm
- Last spring freeze
- May 12
- First fall freeze
- Oct 5
- Heating degree days
- 5,884
- Cooling degree days
- 443
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 2°−17° (heating, 99%) and 91°33° (cooling, 1%).
Month by month
Gardner in January
Highs average 44°6° and lows 23°−5°, with 1.3 in32 mm of precipitation and 18 in46 cm of snow in a typical January.
- Record high
- 65°18° (2001)
- Record low
- −9°−23° (2024)
- Heating degree days
- 981
- Cooling degree days
- 0
Gardner in February
Highs average 45°7° and lows 24°−4°, with 1.2 in30 mm of precipitation and 20 in52 cm of snow in a typical February.
- Record high
- 71°22° (2017)
- Record low
- −16°−27° (2011)
- Heating degree days
- 861
- Cooling degree days
- 0
Gardner in March
Highs average 52°11° and lows 30°−1°, with 2.4 in60 mm of precipitation and 24 in61 cm of snow in a typical March.
- Record high
- 83°28° (2026)
- Record low
- −6°−21° (2002)
- Heating degree days
- 744
- Cooling degree days
- 0
Gardner in April
Highs average 58°14° and lows 35°2°, with 3.3 in83 mm of precipitation and 21 in54 cm of snow in a typical April.
- Record high
- 81°27° (2025)
- Record low
- −1°−18° (1997)
- Heating degree days
- 554
- Cooling degree days
- 1
Gardner in May
Highs average 67°19° and lows 44°7°, with 2.4 in61 mm of precipitation and 2.6 in6.6 cm of snow in a typical May.
- Record high
- 90°32° (2002)
- Record low
- 21°−6° (2013)
- Heating degree days
- 309
- Cooling degree days
- 13
Gardner in June
Highs average 79°26° and lows 53°12°, with 1.8 in46 mm of precipitation in a typical June.
- Record high
- 96°36° (2012)
- Record low
- 32°0° (1998)
- Heating degree days
- 71
- Cooling degree days
- 100
Gardner in July
Highs average 82°28° and lows 58°14°, with 3.8 in96 mm of precipitation in a typical July.
- Record high
- 96°36° (2023)
- Record low
- 45°7° (2009)
- Heating degree days
- 16
- Cooling degree days
- 164
Gardner in August
Highs average 79°26° and lows 56°13°, with 3.1 in78 mm of precipitation in a typical August.
- Record high
- 96°36° (2026)
- Record low
- 40°4° (2004)
- Heating degree days
- 32
- Cooling degree days
- 114
Gardner in September
Highs average 73°23° and lows 51°10°, with 1.7 in44 mm of precipitation and 0.6 in1.5 cm of snow in a typical September.
- Record high
- 93°34° (2020)
- Record low
- 25°−4° (1999)
- Heating degree days
- 140
- Cooling degree days
- 49
Gardner in OctoberThis month
Highs average 62°17° and lows 39°4°, with 1.7 in44 mm of precipitation and 9 in23 cm of snow in a typical October.
- Record high
- 83°28° (2024)
- Record low
- 3°−16° (2020)
- Heating degree days
- 452
- Cooling degree days
- 2
Gardner in November
Highs average 51°11° and lows 30°−1°, with 1.6 in39 mm of precipitation and 13 in34 cm of snow in a typical November.
- Record high
- 74°23° (2025)
- Record low
- −4°−20° (2014)
- Heating degree days
- 729
- Cooling degree days
- 0
Gardner in December
Highs average 43°6° and lows 23°−5°, with 1.2 in31 mm of precipitation and 21 in54 cm of snow in a typical December.
- Record high
- 68°20° (2016)
- Record low
- −12°−24° (2009)
- Heating degree days
- 995
- Cooling degree days
- 0
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