Rudyard weather by month
What a typical year looks like in Rudyard, Montana: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Joplin, 16 km from Rudyard; records cover 1932–2026.
The year at a glance
- Precipitation a year
- 10.8 in273 mm
- Snow a year
- 35 in90 cm
- Last spring freeze
- May 16
- First fall freeze
- Sep 20
- Heating degree days
- 8,522
- Cooling degree days
- 287
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −21°−29° (heating, 99%) and 96°36° (cooling, 1%).
Month by month
Rudyard in January
Highs average 29°−1° and lows 8°−13°, with 0.36 in9.1 mm of precipitation and 8 in20 cm of snow in a typical January.
- Record high
- 66°19° (1992)
- Record low
- −42°−41° (1950)
- Heating degree days
- 1438
- Cooling degree days
- 0
Rudyard in February
Highs average 33°0° and lows 10°−12°, with 0.28 in7.1 mm of precipitation and 5 in14 cm of snow in a typical February.
- Record high
- 72°22° (1992)
- Record low
- −43°−42° (1936)
- Heating degree days
- 1219
- Cooling degree days
- 0
Rudyard in March
Highs average 43°6° and lows 19°−7°, with 0.34 in8.6 mm of precipitation and 4 in11 cm of snow in a typical March.
- Record high
- 78°26° (2004)
- Record low
- −26°−32° (1960)
- Heating degree days
- 1052
- Cooling degree days
- 0
Rudyard in April
Highs average 55°13° and lows 29°−2°, with 0.82 in21 mm of precipitation and 3 in8 cm of snow in a typical April.
- Record high
- 88°31° (1980)
- Record low
- −11°−24° (1935)
- Heating degree days
- 690
- Cooling degree days
- 0
Rudyard in May
Highs average 66°19° and lows 38°3°, with 1.6 in40 mm of precipitation and 0.4 in1 cm of snow in a typical May.
- Record high
- 95°35° (1936)
- Record low
- 9°−13° (1954)
- Heating degree days
- 411
- Cooling degree days
- 5
Rudyard in June
Highs average 73°23° and lows 46°8°, with 2.5 in63 mm of precipitation and 0.2 in0.5 cm of snow in a typical June.
- Record high
- 103°39° (1936)
- Record low
- 26°−3° (1969)
- Heating degree days
- 185
- Cooling degree days
- 24
Rudyard in July
Highs average 84°29° and lows 52°11°, with 1.3 in34 mm of precipitation in a typical July.
- Record high
- 106°41° (2024)
- Record low
- 32°0° (1973)
- Heating degree days
- 47
- Cooling degree days
- 126
Rudyard in August
Highs average 82°28° and lows 50°10°, with 1.1 in27 mm of precipitation in a typical August.
- Record high
- 106°41° (1961)
- Record low
- 28°−2° (1992)
- Heating degree days
- 70
- Cooling degree days
- 112
Rudyard in September
Highs average 71°22° and lows 41°5°, with 1.1 in27 mm of precipitation in a typical September.
- Record high
- 99°37° (2022)
- Record low
- 9°−13° (1934)
- Heating degree days
- 286
- Cooling degree days
- 19
Rudyard in OctoberThis month
Highs average 56°13° and lows 30°−1°, with 0.65 in17 mm of precipitation and 2.4 in6.1 cm of snow in a typical October.
- Record high
- 88°31° (1992)
- Record low
- −14°−26° (1991)
- Heating degree days
- 686
- Cooling degree days
- 1
Rudyard in November
Highs average 41°5° and lows 19°−7°, with 0.5 in13 mm of precipitation and 5 in13 cm of snow in a typical November.
- Record high
- 76°24° (2010)
- Record low
- −25°−32° (1959)
- Heating degree days
- 1056
- Cooling degree days
- 0
Rudyard in December
Highs average 31°−1° and lows 10°−12°, with 0.3 in7.6 mm of precipitation and 6 in16 cm of snow in a typical December.
- Record high
- 65°18° (2021)
- Record low
- −48°−44° (1983)
- Heating degree days
- 1382
- Cooling degree days
- 0