Bayfield weather by month
What a typical year looks like in Bayfield, Colorado: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Vallecito Dam, 16 km from Bayfield; records cover 1917–2026.
The year at a glance
- Precipitation a year
- 25.8 in654 mm
- Snow a year
- 85 in216 cm
- Last spring freeze
- May 30
- First fall freeze
- Sep 22
- Heating degree days
- 7,816
- Cooling degree days
- 90
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −8°−22° (heating, 99%) and 88°31° (cooling, 1%).
Month by month
Bayfield in January
Highs average 38°3° and lows 7°−14°, with 2.5 in64 mm of precipitation and 20 in50 cm of snow in a typical January.
- Record high
- 62°17° (2015)
- Record low
- −35°−37° (1963)
- Heating degree days
- 1314
- Cooling degree days
- 0
Bayfield in February
Highs average 41°5° and lows 11°−12°, with 2.1 in54 mm of precipitation and 21 in54 cm of snow in a typical February.
- Record high
- 63°17° (1986)
- Record low
- −31°−35° (1951)
- Heating degree days
- 1093
- Cooling degree days
- 0
Bayfield in March
Highs average 49°10° and lows 20°−6°, with 1.7 in43 mm of precipitation and 10 in26 cm of snow in a typical March.
- Record high
- 71°22° (2004)
- Record low
- −21°−29° (1966)
- Heating degree days
- 938
- Cooling degree days
- 0
Bayfield in April
Highs average 57°14° and lows 27°−3°, with 1.4 in35 mm of precipitation and 4 in9 cm of snow in a typical April.
- Record high
- 79°26° (1981)
- Record low
- −6°−21° (1945)
- Heating degree days
- 690
- Cooling degree days
- 0
Bayfield in May
Highs average 66°19° and lows 35°1°, with 1.7 in42 mm of precipitation and 0.6 in1.5 cm of snow in a typical May.
- Record high
- 87°31° (2002)
- Record low
- 15°−9° (1975)
- Heating degree days
- 461
- Cooling degree days
- 0
Bayfield in June
Highs average 77°25° and lows 42°6°, with 0.88 in22 mm of precipitation in a typical June.
- Record high
- 92°33° (1954)
- Record low
- 20°−7° (1917)
- Heating degree days
- 177
- Cooling degree days
- 11
Bayfield in July
Highs average 81°27° and lows 49°9°, with 2.6 in65 mm of precipitation in a typical July.
- Record high
- 94°34° (2021)
- Record low
- 32°0° (1995)
- Heating degree days
- 52
- Cooling degree days
- 50
Bayfield in August
Highs average 79°26° and lows 48°9°, with 3.2 in82 mm of precipitation in a typical August.
- Record high
- 93°34° (2026)
- Record low
- 28°−2° (1992)
- Heating degree days
- 81
- Cooling degree days
- 27
Bayfield in September
Highs average 73°23° and lows 40°5°, with 3.4 in85 mm of precipitation in a typical September.
- Record high
- 90°32° (2020)
- Record low
- 22°−6° (1965)
- Heating degree days
- 260
- Cooling degree days
- 2
Bayfield in OctoberThis month
Highs average 61°16° and lows 30°−1°, with 2.3 in59 mm of precipitation and 0.7 in1.8 cm of snow in a typical October.
- Record high
- 82°28° (1980)
- Record low
- 2°−17° (1917)
- Heating degree days
- 601
- Cooling degree days
- 0
Bayfield in November
Highs average 48°9° and lows 21°−6°, with 1.9 in49 mm of precipitation and 7 in19 cm of snow in a typical November.
- Record high
- 70°21° (1980)
- Record low
- −10°−23° (1952)
- Heating degree days
- 918
- Cooling degree days
- 0
Bayfield in December
Highs average 39°4° and lows 12°−11°, with 2.1 in53 mm of precipitation and 21 in54 cm of snow in a typical December.
- Record high
- 62°17° (1942)
- Record low
- −22°−30° (1951)
- Heating degree days
- 1231
- Cooling degree days
- 0
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