Farmington weather by month
What a typical year looks like in Farmington, Utah: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Salt Lake City Area, 24 km from Farmington; records cover 1874–2026.
The year at a glance
- Precipitation a year
- 15.5 in394 mm
- Snow a year
- 52 in132 cm
- Last spring freeze
- Apr 13
- First fall freeze
- Oct 26
- Heating degree days
- 5,154
- Cooling degree days
- 1,420
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 7°−14° (heating, 99%) and 101°38° (cooling, 1%).
Month by month
Farmington in January
Highs average 39°4° and lows 24°−4°, with 1.4 in36 mm of precipitation and 13 in32 cm of snow in a typical January.
- Record high
- 63°17° (2003)
- Record low
- −22°−30° (1949)
- Heating degree days
- 1041
- Cooling degree days
- 0
Farmington in February
Highs average 45°7° and lows 29°−2°, with 1.3 in33 mm of precipitation and 11 in27 cm of snow in a typical February.
- Record high
- 69°21° (1972)
- Record low
- −30°−34° (1933)
- Heating degree days
- 794
- Cooling degree days
- 0
Farmington in March
Highs average 55°13° and lows 36°2°, with 1.8 in44 mm of precipitation and 6 in15 cm of snow in a typical March.
- Record high
- 84°29° (2026)
- Record low
- 0°−18° (1890)
- Heating degree days
- 596
- Cooling degree days
- 0
Farmington in April
Highs average 62°17° and lows 42°5°, with 2.2 in55 mm of precipitation and 2.9 in7.4 cm of snow in a typical April.
- Record high
- 89°32° (2007)
- Record low
- 14°−10° (1936)
- Heating degree days
- 400
- Cooling degree days
- 5
Farmington in May
Highs average 73°23° and lows 50°10°, with 1.8 in46 mm of precipitation and 0.1 in0.3 cm of snow in a typical May.
- Record high
- 99°37° (2003)
- Record low
- 25°−4° (1899)
- Heating degree days
- 172
- Cooling degree days
- 63
Farmington in June
Highs average 84°29° and lows 59°15°, with 0.95 in24 mm of precipitation in a typical June.
- Record high
- 107°42° (2021)
- Record low
- 32°0° (1914)
- Heating degree days
- 36
- Cooling degree days
- 234
Farmington in July
Highs average 94°34° and lows 68°20°, with 0.49 in12 mm of precipitation in a typical July.
- Record high
- 109°43° (2026)
- Record low
- 40°4° (1968)
- Heating degree days
- 1
- Cooling degree days
- 500
Farmington in August
Highs average 92°33° and lows 67°19°, with 0.58 in15 mm of precipitation in a typical August.
- Record high
- 106°41° (1994)
- Record low
- 37°3° (1964)
- Heating degree days
- 2
- Cooling degree days
- 441
Farmington in September
Highs average 81°27° and lows 56°13°, with 1.1 in27 mm of precipitation in a typical September.
- Record high
- 107°42° (2022)
- Record low
- 27°−3° (1965)
- Heating degree days
- 59
- Cooling degree days
- 163
Farmington in OctoberThis month
Highs average 66°19° and lows 44°6°, with 1.3 in32 mm of precipitation and 0.5 in1.3 cm of snow in a typical October.
- Record high
- 92°33° (2024)
- Record low
- 14°−10° (2019)
- Heating degree days
- 337
- Cooling degree days
- 14
Farmington in November
Highs average 51°10° and lows 33°0°, with 1.3 in34 mm of precipitation and 7 in18 cm of snow in a typical November.
- Record high
- 75°24° (1967)
- Record low
- −14°−26° (1955)
- Heating degree days
- 698
- Cooling degree days
- 0
Farmington in December
Highs average 39°4° and lows 25°−4°, with 1.4 in36 mm of precipitation and 12 in31 cm of snow in a typical December.
- Record high
- 69°21° (1995)
- Record low
- −21°−29° (1932)
- Heating degree days
- 1018
- Cooling degree days
- 0