Fairview weather by month
What a typical year looks like in Fairview, Montana: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Sidney, 16 km from Fairview; records cover 1910–2026.
The year at a glance
- Precipitation a year
- 15.5 in394 mm
- Snow a year
- 30 in77 cm
- Last spring freeze
- May 14
- First fall freeze
- Sep 21
- Heating degree days
- 7,771
- Cooling degree days
- 593
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −20°−29° (heating, 99%) and 98°37° (cooling, 1%).
Month by month
Fairview in January
Highs average 27°−3° and lows 7°−14°, with 0.45 in11 mm of precipitation and 7 in18 cm of snow in a typical January.
- Record high
- 61°16° (2002)
- Record low
- −47°−44° (1912)
- Heating degree days
- 1492
- Cooling degree days
- 0
Fairview in February
Highs average 32°0° and lows 11°−12°, with 0.37 in9.4 mm of precipitation and 6 in14 cm of snow in a typical February.
- Record high
- 68°20° (1992)
- Record low
- −44°−42° (1917)
- Heating degree days
- 1224
- Cooling degree days
- 0
Fairview in March
Highs average 46°8° and lows 21°−6°, with 0.58 in15 mm of precipitation and 3 in8 cm of snow in a typical March.
- Record high
- 81°27° (1999)
- Record low
- −29°−34° (1916)
- Heating degree days
- 980
- Cooling degree days
- 0
Fairview in April
Highs average 61°16° and lows 32°0°, with 1.2 in30 mm of precipitation and 1.7 in4.3 cm of snow in a typical April.
- Record high
- 95°35° (1980)
- Record low
- −17°−27° (1975)
- Heating degree days
- 567
- Cooling degree days
- 2
Fairview in May
Highs average 71°22° and lows 43°6°, with 2.4 in61 mm of precipitation and 0.7 in1.8 cm of snow in a typical May.
- Record high
- 102°39° (1980)
- Record low
- 16°−9° (2005)
- Heating degree days
- 270
- Cooling degree days
- 22
Fairview in June
Highs average 79°26° and lows 52°11°, with 2.8 in71 mm of precipitation in a typical June.
- Record high
- 105°41° (1988)
- Record low
- 28°−2° (1915)
- Heating degree days
- 68
- Cooling degree days
- 89
Fairview in July
Highs average 87°30° and lows 57°14°, with 2.7 in67 mm of precipitation in a typical July.
- Record high
- 110°43° (1917)
- Record low
- 35°2° (1967)
- Heating degree days
- 11
- Cooling degree days
- 226
Fairview in August
Highs average 86°30° and lows 55°13°, with 1.3 in33 mm of precipitation in a typical August.
- Record high
- 107°42° (2018)
- Record low
- 30°−1° (1994)
- Heating degree days
- 24
- Cooling degree days
- 202
Fairview in September
Highs average 76°24° and lows 46°8°, with 1.6 in41 mm of precipitation in a typical September.
- Record high
- 101°38° (1994)
- Record low
- 15°−9° (1961)
- Heating degree days
- 180
- Cooling degree days
- 49
Fairview in OctoberThis month
Highs average 59°15° and lows 34°1°, with 1.1 in27 mm of precipitation and 1.5 in3.8 cm of snow in a typical October.
- Record high
- 93°34° (2025)
- Record low
- −7°−22° (1919)
- Heating degree days
- 576
- Cooling degree days
- 3
Fairview in November
Highs average 42°5° and lows 21°−6°, with 0.59 in15 mm of precipitation and 3 in8 cm of snow in a typical November.
- Record high
- 77°25° (1999)
- Record low
- −24°−31° (1985)
- Heating degree days
- 1004
- Cooling degree days
- 0
Fairview in December
Highs average 31°−1° and lows 11°−12°, with 0.51 in13 mm of precipitation and 8 in20 cm of snow in a typical December.
- Record high
- 68°20° (1979)
- Record low
- −40° (1983)
- Heating degree days
- 1375
- Cooling degree days
- 0