Walden weather by month
What a typical year looks like in Walden, Colorado: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at WALDEN, 1 km from Walden; records cover 1897–2026.
The year at a glance
- Precipitation a year
- 12.1 in308 mm
- Snow a year
- 67 in170 cm
- Last spring freeze
- Jun 23
- First fall freeze
- Jul 29
- Heating degree days
- 10,822
- Cooling degree days
- 1
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −21°−29° (heating, 99%) and 86°30° (cooling, 1%).
Month by month
Walden in January
Highs average 27°−3° and lows 2°−17°, with 0.58 in15 mm of precipitation and 9 in24 cm of snow in a typical January.
- Record high
- 56°13° (1981)
- Record low
- −48°−44° (1963)
- Heating degree days
- 1572
- Cooling degree days
- 0
Walden in February
Highs average 30°−1° and lows 4°−15°, with 0.64 in16 mm of precipitation and 9 in23 cm of snow in a typical February.
- Record high
- 54°12° (2015)
- Record low
- −48°−44° (2011)
- Heating degree days
- 1344
- Cooling degree days
- 0
Walden in March
Highs average 39°4° and lows 13°−10°, with 0.72 in18 mm of precipitation and 8 in20 cm of snow in a typical March.
- Record high
- 73°23° (2026)
- Record low
- −34°−37° (1956)
- Heating degree days
- 1214
- Cooling degree days
- 0
Walden in April
Highs average 47°9° and lows 20°−7°, with 1.1 in29 mm of precipitation and 10 in26 cm of snow in a typical April.
- Record high
- 74°23° (1898)
- Record low
- −16°−27° (1975)
- Heating degree days
- 939
- Cooling degree days
- 0
Walden in May
Highs average 58°15° and lows 28°−2°, with 1.5 in39 mm of precipitation and 4 in10 cm of snow in a typical May.
- Record high
- 84°29° (2002)
- Record low
- 2°−17° (2013)
- Heating degree days
- 687
- Cooling degree days
- 0
Walden in June
Highs average 69°20° and lows 35°1°, with 1.2 in31 mm of precipitation and 0.5 in1.3 cm of snow in a typical June.
- Record high
- 92°33° (1900)
- Record low
- 17°−8° (1898)
- Heating degree days
- 400
- Cooling degree days
- 0
Walden in July
Highs average 76°24° and lows 38°4°, with 1.3 in34 mm of precipitation in a typical July.
- Record high
- 94°34° (1989)
- Record low
- 21°−6° (1897)
- Heating degree days
- 241
- Cooling degree days
- 1
Walden in August
Highs average 74°23° and lows 36°2°, with 1.3 in32 mm of precipitation in a typical August.
- Record high
- 94°34° (1900)
- Record low
- 19°−7° (1978)
- Heating degree days
- 304
- Cooling degree days
- 0
Walden in September
Highs average 66°19° and lows 29°−1°, with 1.3 in34 mm of precipitation and 1 in2.5 cm of snow in a typical September.
- Record high
- 89°32° (1998)
- Record low
- 5°−15° (1959)
- Heating degree days
- 513
- Cooling degree days
- 0
Walden in OctoberThis month
Highs average 53°12° and lows 21°−6°, with 0.98 in25 mm of precipitation and 6 in15 cm of snow in a typical October.
- Record high
- 78°26° (1980)
- Record low
- −28°−33° (2020)
- Heating degree days
- 874
- Cooling degree days
- 0
Walden in November
Highs average 38°3° and lows 12°−11°, with 0.75 in19 mm of precipitation and 10 in24 cm of snow in a typical November.
- Record high
- 66°19° (1953)
- Record low
- −32°−36° (2006)
- Heating degree days
- 1198
- Cooling degree days
- 0
Walden in December
Highs average 28°−2° and lows 3°−16°, with 0.62 in16 mm of precipitation and 10 in26 cm of snow in a typical December.
- Record high
- 58°14° (1939)
- Record low
- −39° (1962)
- Heating degree days
- 1536
- Cooling degree days
- 0
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