Chain-O-Lakes weather by month
What a typical year looks like in Chain-O-Lakes, Indiana: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at South Bend Airport, 6 km from Chain-O-Lakes; records cover 1893–2026.
The year at a glance
- Precipitation a year
- 39.2 in996 mm
- Snow a year
- 65 in164 cm
- Last spring freeze
- Apr 28
- First fall freeze
- Oct 17
- Heating degree days
- 6,402
- Cooling degree days
- 723
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −2°−19° (heating, 99%) and 93°34° (cooling, 1%).
Month by month
Chain-O-Lakes in January
Highs average 31°0° and lows 17°−8°, with 2.7 in68 mm of precipitation and 22 in55 cm of snow in a typical January.
- Record high
- 68°20° (1950)
- Record low
- −22°−30° (1897)
- Heating degree days
- 1268
- Cooling degree days
- 0
Chain-O-Lakes in February
Highs average 35°2° and lows 19°−7°, with 2.3 in59 mm of precipitation and 16 in41 cm of snow in a typical February.
- Record high
- 74°23° (2000)
- Record low
- −20°−29° (1899)
- Heating degree days
- 1061
- Cooling degree days
- 0
Chain-O-Lakes in March
Highs average 46°8° and lows 27°−3°, with 2.4 in60 mm of precipitation and 7 in17 cm of snow in a typical March.
- Record high
- 85°29° (1981)
- Record low
- −13°−25° (1943)
- Heating degree days
- 879
- Cooling degree days
- 2
Chain-O-Lakes in April
Highs average 59°15° and lows 37°3°, with 3.5 in89 mm of precipitation and 1 in2.5 cm of snow in a typical April.
- Record high
- 91°33° (1942)
- Record low
- 11°−12° (1972)
- Heating degree days
- 514
- Cooling degree days
- 6
Chain-O-Lakes in May
Highs average 70°21° and lows 48°9°, with 4.2 in107 mm of precipitation in a typical May.
- Record high
- 97°36° (2012)
- Record low
- 24°−4° (1968)
- Heating degree days
- 231
- Cooling degree days
- 48
Chain-O-Lakes in June
Highs average 79°26° and lows 58°15°, with 4 in103 mm of precipitation in a typical June.
- Record high
- 106°41° (1934)
- Record low
- 35°2° (1917)
- Heating degree days
- 44
- Cooling degree days
- 156
Chain-O-Lakes in July
Highs average 83°28° and lows 62°17°, with 3.8 in96 mm of precipitation in a typical July.
- Record high
- 109°43° (1934)
- Record low
- 42°6° (1930)
- Heating degree days
- 7
- Cooling degree days
- 236
Chain-O-Lakes in August
Highs average 81°27° and lows 61°16°, with 4 in102 mm of precipitation in a typical August.
- Record high
- 105°41° (1934)
- Record low
- 40°4° (1911)
- Heating degree days
- 14
- Cooling degree days
- 189
Chain-O-Lakes in September
Highs average 74°24° and lows 53°12°, with 3.5 in89 mm of precipitation in a typical September.
- Record high
- 99°37° (1913)
- Record low
- 29°−2° (1942)
- Heating degree days
- 116
- Cooling degree days
- 77
Chain-O-Lakes in OctoberThis month
Highs average 62°17° and lows 42°6°, with 3.7 in94 mm of precipitation and 0.2 in0.5 cm of snow in a typical October.
- Record high
- 92°33° (1963)
- Record low
- 12°−11° (1906)
- Heating degree days
- 414
- Cooling degree days
- 9
Chain-O-Lakes in November
Highs average 48°9° and lows 32°0°, with 2.8 in71 mm of precipitation and 5 in13 cm of snow in a typical November.
- Record high
- 82°28° (1950)
- Record low
- −7°−22° (1950)
- Heating degree days
- 758
- Cooling degree days
- 0
Chain-O-Lakes in December
Highs average 36°2° and lows 23°−5°, with 2.4 in61 mm of precipitation and 14 in35 cm of snow in a typical December.
- Record high
- 70°21° (1982)
- Record low
- −18°−28° (1924)
- Heating degree days
- 1096
- Cooling degree days
- 0