Sheridan Lake weather by month
What a typical year looks like in Sheridan Lake, Colorado: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Sheridan Lake, 0 km from Sheridan Lake; records cover 2000–2026.
The year at a glance
- Precipitation a year
- 16.3 in413 mm
- Snow a year
- Rare
- Last spring freeze
- May 10
- First fall freeze
- Oct 13
- Heating degree days
- 5,707
- Cooling degree days
- 1,128
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 0°−18° (heating, 99%) and 102°39° (cooling, 1%).
Month by month
Sheridan Lake in January
Highs average 44°7° and lows 14°−10°, with 0.3 in7.6 mm of precipitation in a typical January.
- Record high
- 72°22° (2026)
- Record low
- −22°−30° (2024)
- Heating degree days
- 1117
- Cooling degree days
- 0
Sheridan Lake in February
Highs average 47°9° and lows 18°−8°, with 0.42 in11 mm of precipitation in a typical February.
- Record high
- 78°26° (2025)
- Record low
- −21°−29° (2021)
- Heating degree days
- 905
- Cooling degree days
- 0
Sheridan Lake in March
Highs average 57°14° and lows 26°−3°, with 0.66 in17 mm of precipitation in a typical March.
- Record high
- 90°32° (2026)
- Record low
- −7°−22° (2022)
- Heating degree days
- 734
- Cooling degree days
- 1
Sheridan Lake in April
Highs average 65°18° and lows 35°1°, with 1.5 in37 mm of precipitation in a typical April.
- Record high
- 92°33° (2002)
- Record low
- 16°−9° (2009)
- Heating degree days
- 460
- Cooling degree days
- 3
Sheridan Lake in May
Highs average 76°24° and lows 46°8°, with 2.2 in55 mm of precipitation in a typical May.
- Record high
- 101°38° (2000)
- Record low
- 26°−3° (2004)
- Heating degree days
- 188
- Cooling degree days
- 49
Sheridan Lake in June
Highs average 87°31° and lows 57°14°, with 2.4 in61 mm of precipitation in a typical June.
- Record high
- 104°40° (2002)
- Record low
- 39°4° (2004)
- Heating degree days
- 25
- Cooling degree days
- 230
Sheridan Lake in July
Highs average 92°34° and lows 62°17°, with 3 in76 mm of precipitation in a typical July.
- Record high
- 106°41° (2022)
- Record low
- 50°10° (2023)
- Heating degree days
- 2
- Cooling degree days
- 382
Sheridan Lake in August
Highs average 89°32° and lows 61°16°, with 2.6 in67 mm of precipitation in a typical August.
- Record high
- 105°41° (2002)
- Record low
- 46°8° (2004)
- Heating degree days
- 4
- Cooling degree days
- 314
Sheridan Lake in September
Highs average 82°28° and lows 52°11°, with 1 in26 mm of precipitation in a typical September.
- Record high
- 103°39° (2020)
- Record low
- 26°−3° (2000)
- Heating degree days
- 78
- Cooling degree days
- 140
Sheridan Lake in OctoberThis month
Highs average 69°20° and lows 37°3°, with 1.4 in35 mm of precipitation in a typical October.
- Record high
- 96°36° (2024)
- Record low
- 6°−14° (2020)
- Heating degree days
- 381
- Cooling degree days
- 9
Sheridan Lake in November
Highs average 55°13° and lows 26°−4°, with 0.41 in10 mm of precipitation in a typical November.
- Record high
- 83°28° (2001)
- Record low
- 0°−18° (2003)
- Heating degree days
- 744
- Cooling degree days
- 0
Sheridan Lake in December
Highs average 45°7° and lows 16°−9°, with 0.44 in11 mm of precipitation in a typical December.
- Record high
- 76°24° (2025)
- Record low
- −18°−28° (2004)
- Heating degree days
- 1069
- Cooling degree days
- 0
UniColorado Heating & Cooling, a Denver HVAC installer
UniColorado Heating & Cooling installs heat pumps, furnaces and air conditioning across the Front Range. 12,000+ heat pumps installed since 2014.