Somerset weather by month
What a typical year looks like in Somerset, Colorado: average highs and lows, rain and snow, and the warmest and coldest days on record. No nearby active station has official 1991–2020 normals, so these are forecast.blue’s own averages computed from daily observations at Overland Res., 23 km from Somerset, over its available record (1989–2026) — not an NCEI normal; records cover 1989–2026.
The year at a glance
- Precipitation a year
- 28.8 in732 mm
- Snow a year
- Rare
- Last spring freeze
- Jun 14
- First fall freeze
- Sep 11
- Heating degree days
- —
- Cooling degree days
- —
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −12°−24° (heating, 99%) and 78°26° (cooling, 1%).
Month by month
Somerset in January
Highs average 30°−1° and lows 5°−15°, with 2.5 in64 mm of precipitation in a typical January.
- Record high
- 54°12° (1992)
- Record low
- −24°−31° (2011)
- Heating degree days
- —
- Cooling degree days
- —
Somerset in February
Highs average 31°−1° and lows 7°−14°, with 2.7 in69 mm of precipitation in a typical February.
- Record high
- 55°13° (1995)
- Record low
- −24°−31° (2011)
- Heating degree days
- —
- Cooling degree days
- —
Somerset in March
Highs average 38°3° and lows 13°−11°, with 2.7 in69 mm of precipitation in a typical March.
- Record high
- 63°17° (2004)
- Record low
- −14°−26° (1997)
- Heating degree days
- —
- Cooling degree days
- —
Somerset in April
Highs average 43°6° and lows 20°−7°, with 2.5 in64 mm of precipitation in a typical April.
- Record high
- 64°18° (2020)
- Record low
- −10°−23° (1997)
- Heating degree days
- —
- Cooling degree days
- —
Somerset in May
Highs average 52°11° and lows 29°−2°, with 1.7 in43 mm of precipitation in a typical May.
- Record high
- 75°24° (2002)
- Record low
- 5°−15° (2011)
- Heating degree days
- —
- Cooling degree days
- —
Somerset in June
Highs average 64°18° and lows 38°3°, with 1.1 in28 mm of precipitation in a typical June.
- Record high
- 82°28° (2021)
- Record low
- 16°−9° (1990)
- Heating degree days
- —
- Cooling degree days
- —
Somerset in July
Highs average 69°21° and lows 44°6°, with 2.9 in74 mm of precipitation in a typical July.
- Record high
- 83°28° (2002)
- Record low
- 30°−1° (1992)
- Heating degree days
- —
- Cooling degree days
- —
Somerset in August
Highs average 67°19° and lows 42°6°, with 2.8 in71 mm of precipitation in a typical August.
- Record high
- 91°33° (2012)
- Record low
- 27°−3° (1992)
- Heating degree days
- —
- Cooling degree days
- —
Somerset in September
Highs average 61°16° and lows 35°2°, with 2.5 in64 mm of precipitation in a typical September.
- Record high
- 78°26° (2020)
- Record low
- 10°−12° (1996)
- Heating degree days
- —
- Cooling degree days
- —
Somerset in OctoberThis month
Highs average 49°9° and lows 25°−4°, with 2.5 in64 mm of precipitation in a typical October.
- Record high
- 70°21° (2001)
- Record low
- −8°−22° (2019)
- Heating degree days
- —
- Cooling degree days
- —
Somerset in November
Highs average 38°3° and lows 14°−10°, with 2.3 in58 mm of precipitation in a typical November.
- Record high
- 66°19° (1989)
- Record low
- −21°−29° (2010)
- Heating degree days
- —
- Cooling degree days
- —
Somerset in December
Highs average 30°−1° and lows 6°−14°, with 2.6 in66 mm of precipitation in a typical December.
- Record high
- 55°13° (1990)
- Record low
- −29°−34° (1990)
- Heating degree days
- —
- Cooling degree days
- —
Paonia 1sw station, 1905–2016: records and averages
This station is no longer reporting, but its 1905–2016 record is the longest and most local history available. These are its own averages over its own period of record — not NCEI normals, and not the same station as the computed averages above.
January
Average high 39°4°, low 14°−10°, 1.2 in30 mm precipitation.
Record high 63°17° (1986); record low −26°−32° (1913).
February
Average high 45°7°, low 21°−6°, 1.2 in30 mm precipitation.
Record high 70°21° (1995); record low −21°−29° (1916).
March
Average high 54°12°, low 28°−2°, 1.5 in38 mm precipitation.
Record high 84°29° (2004); record low −3°−19° (2002).
April
Average high 63°17°, low 34°1°, 1.3 in33 mm precipitation.
Record high 86°30° (2012); record low 5°−15° (1920).
May
Average high 73°23°, low 42°5°, 1.4 in36 mm precipitation.
Record high 94°34° (2002); record low 22°−6° (1909).
June
Average high 84°29°, low 50°10°, 0.7 in18 mm precipitation.
Record high 101°38° (1990); record low 27°−3° (1919).
July
Average high 89°32°, low 56°13°, 1.1 in28 mm precipitation.
Record high 105°41° (1989); record low 41°5° (1916).
August
Average high 87°30°, low 55°13°, 1.3 in33 mm precipitation.
Record high 104°40° (1996); record low 39°4° (1960).
September
Average high 78°26°, low 47°8°, 1.5 in38 mm precipitation.
Record high 97°36° (1995); record low 24°−4° (1978).
October
Average high 67°19°, low 37°3°, 1.6 in41 mm precipitation.
Record high 88°31° (2015); record low 7°−14° (1917).
November
Average high 52°11°, low 26°−3°, 1.2 in30 mm precipitation.
Record high 77°25° (1999); record low −10°−23° (1916).
December
Average high 40°5°, low 17°−9°, 1.3 in33 mm precipitation.
Record high 67°19° (1999); record low −19°−28° (1924).
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