Lowell weather by month
What a typical year looks like in Lowell, Indiana: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at LOWELL WWTP, 3 km from Lowell; records cover 1963–2026.
The year at a glance
- Precipitation a year
- 39.9 in1013 mm
- Snow a year
- 30 in75 cm
- Last spring freeze
- Apr 24
- First fall freeze
- Oct 12
- Heating degree days
- 6,352
- Cooling degree days
- 802
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −8°−22° (heating, 99%) and 93°34° (cooling, 1%).
Month by month
Lowell in January
Highs average 32°0° and lows 15°−9°, with 2.3 in59 mm of precipitation and 10 in25 cm of snow in a typical January.
- Record high
- 66°19° (2008)
- Record low
- −28°−33° (1977)
- Heating degree days
- 1294
- Cooling degree days
- 0
Lowell in February
Highs average 36°2° and lows 18°−8°, with 1.9 in49 mm of precipitation and 9 in24 cm of snow in a typical February.
- Record high
- 73°23° (2000)
- Record low
- −23°−31° (2014)
- Heating degree days
- 1071
- Cooling degree days
- 0
Lowell in March
Highs average 47°9° and lows 27°−3°, with 2.3 in59 mm of precipitation and 3 in9 cm of snow in a typical March.
- Record high
- 85°29° (2012)
- Record low
- −9°−23° (2002)
- Heating degree days
- 858
- Cooling degree days
- 1
Lowell in April
Highs average 60°16° and lows 38°3°, with 3.7 in93 mm of precipitation and 0.3 in0.8 cm of snow in a typical April.
- Record high
- 91°33° (1986)
- Record low
- 7°−14° (1982)
- Heating degree days
- 486
- Cooling degree days
- 6
Lowell in May
Highs average 71°22° and lows 49°9°, with 4.2 in108 mm of precipitation in a typical May.
- Record high
- 96°36° (2018)
- Record low
- 24°−4° (2020)
- Heating degree days
- 208
- Cooling degree days
- 56
Lowell in June
Highs average 81°27° and lows 59°15°, with 5.1 in130 mm of precipitation in a typical June.
- Record high
- 104°40° (1988)
- Record low
- 33°1° (1972)
- Heating degree days
- 35
- Cooling degree days
- 182
Lowell in July
Highs average 84°29° and lows 63°17°, with 4.3 in109 mm of precipitation in a typical July.
- Record high
- 101°38° (1980)
- Record low
- 41°5° (1972)
- Heating degree days
- 6
- Cooling degree days
- 254
Lowell in August
Highs average 82°28° and lows 60°16°, with 4.3 in108 mm of precipitation in a typical August.
- Record high
- 104°40° (1988)
- Record low
- 38°3° (1986)
- Heating degree days
- 11
- Cooling degree days
- 200
Lowell in September
Highs average 77°25° and lows 53°11°, with 3.3 in83 mm of precipitation in a typical September.
- Record high
- 98°37° (1983)
- Record low
- 28°−2° (1995)
- Heating degree days
- 102
- Cooling degree days
- 91
Lowell in OctoberThis month
Highs average 64°18° and lows 41°5°, with 3.6 in90 mm of precipitation and 0.2 in0.5 cm of snow in a typical October.
- Record high
- 92°33° (1963)
- Record low
- 18°−8° (1976)
- Heating degree days
- 401
- Cooling degree days
- 12
Lowell in November
Highs average 49°10° and lows 30°−1°, with 2.6 in67 mm of precipitation and 0.9 in2.3 cm of snow in a typical November.
- Record high
- 79°26° (2016)
- Record low
- 2°−17° (1976)
- Heating degree days
- 761
- Cooling degree days
- 0
Lowell in December
Highs average 37°3° and lows 21°−6°, with 2.2 in57 mm of precipitation and 6 in15 cm of snow in a typical December.
- Record high
- 70°21° (2012)
- Record low
- −29°−34° (1989)
- Heating degree days
- 1119
- Cooling degree days
- 0