Colona weather by month
What a typical year looks like in Colona, Colorado: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at MONTROSE NO 2, 20 km from Colona; records cover 1895–2026.
The year at a glance
- Precipitation a year
- 9.3 in237 mm
- Snow a year
- 22 in55 cm
- Last spring freeze
- May 4
- First fall freeze
- Oct 6
- Heating degree days
- 5,679
- Cooling degree days
- 792
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 96°36° (cooling, 1%).
Month by month
Colona in January
Highs average 40°5° and lows 18°−8°, with 0.51 in13 mm of precipitation and 5 in12 cm of snow in a typical January.
- Record high
- 67°19° (1903)
- Record low
- −25°−32° (1913)
- Heating degree days
- 1120
- Cooling degree days
- 0
Colona in February
Highs average 46°8° and lows 23°−5°, with 0.47 in12 mm of precipitation and 4 in10 cm of snow in a typical February.
- Record high
- 90°32° (1907)
- Record low
- −27°−33° (1905)
- Heating degree days
- 848
- Cooling degree days
- 0
Colona in March
Highs average 57°14° and lows 30°−1°, with 0.68 in17 mm of precipitation and 2.2 in5.6 cm of snow in a typical March.
- Record high
- 88°31° (2026)
- Record low
- −5°−21° (1906)
- Heating degree days
- 667
- Cooling degree days
- 0
Colona in April
Highs average 64°18° and lows 37°3°, with 0.77 in20 mm of precipitation and 0.6 in1.5 cm of snow in a typical April.
- Record high
- 89°32° (1943)
- Record low
- 2°−17° (1945)
- Heating degree days
- 441
- Cooling degree days
- 2
Colona in May
Highs average 74°23° and lows 45°7°, with 0.82 in21 mm of precipitation in a typical May.
- Record high
- 93°34° (1951)
- Record low
- 17°−8° (1909)
- Heating degree days
- 200
- Cooling degree days
- 28
Colona in June
Highs average 86°30° and lows 53°12°, with 0.5 in13 mm of precipitation in a typical June.
- Record high
- 102°39° (1936)
- Record low
- 27°−3° (1919)
- Heating degree days
- 32
- Cooling degree days
- 164
Colona in July
Highs average 90°32° and lows 59°15°, with 0.9 in23 mm of precipitation in a typical July.
- Record high
- 103°39° (1931)
- Record low
- 35°2° (1968)
- Heating degree days
- 1
- Cooling degree days
- 302
Colona in August
Highs average 87°31° and lows 58°14°, with 1.1 in28 mm of precipitation in a typical August.
- Record high
- 106°41° (1947)
- Record low
- 37°3° (1910)
- Heating degree days
- 4
- Cooling degree days
- 230
Colona in September
Highs average 79°26° and lows 49°9°, with 1.2 in31 mm of precipitation in a typical September.
- Record high
- 97°36° (2020)
- Record low
- 21°−6° (1908)
- Heating degree days
- 89
- Cooling degree days
- 65
Colona in OctoberThis month
Highs average 67°19° and lows 37°3°, with 1 in26 mm of precipitation and 0.5 in1.3 cm of snow in a typical October.
- Record high
- 88°31° (2015)
- Record low
- 5°−15° (2020)
- Heating degree days
- 407
- Cooling degree days
- 1
Colona in November
Highs average 52°11° and lows 27°−3°, with 0.65 in17 mm of precipitation and 2.7 in6.9 cm of snow in a typical November.
- Record high
- 77°25° (1945)
- Record low
- −8°−22° (1952)
- Heating degree days
- 759
- Cooling degree days
- 0
Colona in December
Highs average 41°5° and lows 18°−8°, with 0.64 in16 mm of precipitation and 7 in18 cm of snow in a typical December.
- Record high
- 68°20° (1939)
- Record low
- −21°−29° (1924)
- Heating degree days
- 1111
- Cooling degree days
- 0
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