Hall weather by month
What a typical year looks like in Hall, Montana: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Dummond 0.4 Ssw, 10 km from Hall; records cover 1927–2026.
The year at a glance
- Precipitation a year
- 12.1 in306 mm
- Snow a year
- 31 in77 cm
- Last spring freeze
- Jun 16
- First fall freeze
- Aug 23
- Heating degree days
- 8,139
- Cooling degree days
- 149
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −15°−26° (heating, 99%) and 96°36° (cooling, 1%).
Month by month
Hall in January
Highs average 33°0° and lows 13°−10°, with 0.6 in15 mm of precipitation and 5 in13 cm of snow in a typical January.
- Record high
- 57°14° (1939)
- Record low
- −48°−44° (1957)
- Heating degree days
- 1304
- Cooling degree days
- 0
Hall in February
Highs average 38°3° and lows 15°−10°, with 0.79 in20 mm of precipitation and 5 in12 cm of snow in a typical February.
- Record high
- 67°19° (1932)
- Record low
- −45°−43° (2025)
- Heating degree days
- 1090
- Cooling degree days
- 0
Hall in March
Highs average 49°9° and lows 21°−6°, with 0.82 in21 mm of precipitation and 5 in12 cm of snow in a typical March.
- Record high
- 78°26° (1978)
- Record low
- −29°−34° (1932)
- Heating degree days
- 924
- Cooling degree days
- 0
Hall in April
Highs average 58°14° and lows 28°−2°, with 0.93 in24 mm of precipitation and 1.7 in4.3 cm of snow in a typical April.
- Record high
- 85°29° (2012)
- Record low
- −4°−20° (1936)
- Heating degree days
- 668
- Cooling degree days
- 0
Hall in May
Highs average 67°19° and lows 34°1°, with 1.8 in46 mm of precipitation and 0.9 in2.3 cm of snow in a typical May.
- Record high
- 93°34° (1986)
- Record low
- 9°−13° (1999)
- Heating degree days
- 449
- Cooling degree days
- 1
Hall in June
Highs average 75°24° and lows 41°5°, with 2 in50 mm of precipitation and 0.7 in1.8 cm of snow in a typical June.
- Record high
- 97°36° (1933)
- Record low
- 20°−7° (1999)
- Heating degree days
- 226
- Cooling degree days
- 13
Hall in July
Highs average 86°30° and lows 44°7°, with 0.9 in23 mm of precipitation in a typical July.
- Record high
- 104°40° (2002)
- Record low
- 27°−3° (1962)
- Heating degree days
- 70
- Cooling degree days
- 76
Hall in August
Highs average 85°30° and lows 43°6°, with 0.82 in21 mm of precipitation and 0.2 in0.5 cm of snow in a typical August.
- Record high
- 101°38° (1961)
- Record low
- 22°−6° (1992)
- Heating degree days
- 87
- Cooling degree days
- 55
Hall in September
Highs average 74°23° and lows 37°3°, with 0.9 in23 mm of precipitation and 0.1 in0.3 cm of snow in a typical September.
- Record high
- 96°36° (1967)
- Record low
- 13°−11° (1970)
- Heating degree days
- 288
- Cooling degree days
- 4
Hall in OctoberThis month
Highs average 58°15° and lows 29°−2°, with 0.88 in22 mm of precipitation and 0.7 in1.8 cm of snow in a typical October.
- Record high
- 85°29° (2011)
- Record low
- −7°−22° (1991)
- Heating degree days
- 668
- Cooling degree days
- 0
Hall in November
Highs average 41°5° and lows 19°−7°, with 0.93 in24 mm of precipitation and 5 in13 cm of snow in a typical November.
- Record high
- 73°23° (1999)
- Record low
- −40° (1959)
- Heating degree days
- 1046
- Cooling degree days
- 0
Hall in December
Highs average 32°0° and lows 13°−11°, with 0.71 in18 mm of precipitation and 6 in16 cm of snow in a typical December.
- Record high
- 61°16° (1956)
- Record low
- −43°−42° (1983)
- Heating degree days
- 1319
- Cooling degree days
- 0