Jordan weather by month
What a typical year looks like in Jordan, Montana: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Jordan Airport, 3 km from Jordan; records cover 1997–2026.
The year at a glance
- Precipitation a year
- 13 in329 mm
- Snow a year
- Rare
- Last spring freeze
- May 20
- First fall freeze
- Sep 19
- Heating degree days
- 8,042
- Cooling degree days
- 491
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −24°−31° (heating, 99%) and 100°38° (cooling, 1%).
Month by month
Jordan in January
Highs average 31°−1° and lows 5°−15°, with 0.43 in11 mm of precipitation in a typical January.
- Record high
- 66°19° (2002)
- Record low
- −43°−42° (2024)
- Heating degree days
- 1463
- Cooling degree days
- 0
Jordan in February
Highs average 35°2° and lows 10°−12°, with 0.43 in11 mm of precipitation in a typical February.
- Record high
- 69°21° (2002)
- Record low
- −41° (2025)
- Heating degree days
- 1194
- Cooling degree days
- 0
Jordan in March
Highs average 47°8° and lows 21°−6°, with 0.45 in11 mm of precipitation in a typical March.
- Record high
- 82°28° (2022)
- Record low
- −31°−35° (2002)
- Heating degree days
- 975
- Cooling degree days
- 0
Jordan in April
Highs average 58°14° and lows 30°−1°, with 1.4 in34 mm of precipitation in a typical April.
- Record high
- 90°32° (2012)
- Record low
- −3°−19° (2018)
- Heating degree days
- 638
- Cooling degree days
- 0
Jordan in May
Highs average 68°20° and lows 40°4°, with 2 in51 mm of precipitation in a typical May.
- Record high
- 95°35° (2020)
- Record low
- 16°−9° (2013)
- Heating degree days
- 363
- Cooling degree days
- 8
Jordan in June
Highs average 77°25° and lows 49°10°, with 2.5 in64 mm of precipitation in a typical June.
- Record high
- 110°43° (2021)
- Record low
- 29°−2° (2004)
- Heating degree days
- 113
- Cooling degree days
- 55
Jordan in July
Highs average 88°31° and lows 55°13°, with 1.6 in40 mm of precipitation in a typical July.
- Record high
- 109°43° (2002)
- Record low
- 39°4° (2009)
- Heating degree days
- 16
- Cooling degree days
- 211
Jordan in August
Highs average 86°30° and lows 53°12°, with 1.1 in27 mm of precipitation in a typical August.
- Record high
- 106°41° (2015)
- Record low
- 30°−1° (2015)
- Heating degree days
- 37
- Cooling degree days
- 183
Jordan in September
Highs average 75°24° and lows 42°6°, with 1.2 in30 mm of precipitation in a typical September.
- Record high
- 106°41° (2022)
- Record low
- 21°−6° (2003)
- Heating degree days
- 230
- Cooling degree days
- 32
Jordan in OctoberThis month
Highs average 59°15° and lows 30°−1°, with 1 in26 mm of precipitation in a typical October.
- Record high
- 92°33° (1997)
- Record low
- −5°−21° (2023)
- Heating degree days
- 637
- Cooling degree days
- 2
Jordan in November
Highs average 45°7° and lows 17°−8°, with 0.51 in13 mm of precipitation in a typical November.
- Record high
- 80°27° (1999)
- Record low
- −30°−34° (2003)
- Heating degree days
- 1018
- Cooling degree days
- 0
Jordan in December
Highs average 34°1° and lows 8°−13°, with 0.37 in9.4 mm of precipitation in a typical December.
- Record high
- 78°26° (2021)
- Record low
- −42°−41° (2013)
- Heating degree days
- 1358
- Cooling degree days
- 0