Americus weather by month
What a typical year looks like in Americus, Indiana: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Lafayette Purdue University Airport, 20 km from Americus; records cover 1944–2026.
The year at a glance
- Precipitation a year
- 37 in940 mm
- Snow a year
- Rare
- Last spring freeze
- Apr 23
- First fall freeze
- Oct 16
- Heating degree days
- 5,824
- Cooling degree days
- 883
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 94°34° (cooling, 1%).
Month by month
Americus in January
Highs average 33°1° and lows 18°−8°, with 2.2 in56 mm of precipitation in a typical January.
- Record high
- 69°21° (2008)
- Record low
- −23°−31° (1985)
- Heating degree days
- 1215
- Cooling degree days
- 0
Americus in February
Highs average 38°3° and lows 21°−6°, with 1.8 in45 mm of precipitation in a typical February.
- Record high
- 73°23° (1999)
- Record low
- −20°−29° (1982)
- Heating degree days
- 988
- Cooling degree days
- 0
Americus in March
Highs average 50°10° and lows 30°−1°, with 2.7 in69 mm of precipitation in a typical March.
- Record high
- 86°30° (2012)
- Record low
- −6°−21° (2015)
- Heating degree days
- 779
- Cooling degree days
- 2
Americus in April
Highs average 62°17° and lows 40°5°, with 3.8 in98 mm of precipitation in a typical April.
- Record high
- 89°32° (1980)
- Record low
- 7°−14° (1982)
- Heating degree days
- 425
- Cooling degree days
- 8
Americus in May
Highs average 73°23° and lows 51°10°, with 4 in103 mm of precipitation in a typical May.
- Record high
- 96°36° (2018)
- Record low
- 25°−4° (1966)
- Heating degree days
- 170
- Cooling degree days
- 64
Americus in June
Highs average 81°27° and lows 60°16°, with 4.6 in116 mm of precipitation in a typical June.
- Record high
- 105°41° (1988)
- Record low
- 35°2° (1945)
- Heating degree days
- 24
- Cooling degree days
- 193
Americus in July
Highs average 84°29° and lows 63°17°, with 4.1 in104 mm of precipitation in a typical July.
- Record high
- 105°41° (1983)
- Record low
- 43°6° (1972)
- Heating degree days
- 3
- Cooling degree days
- 270
Americus in August
Highs average 83°28° and lows 62°17°, with 3.1 in79 mm of precipitation in a typical August.
- Record high
- 100°38° (1983)
- Record low
- 37°3° (1965)
- Heating degree days
- 7
- Cooling degree days
- 230
Americus in September
Highs average 77°25° and lows 54°12°, with 2.6 in66 mm of precipitation in a typical September.
- Record high
- 98°37° (2011)
- Record low
- 29°−2° (1995)
- Heating degree days
- 83
- Cooling degree days
- 100
Americus in OctoberThis month
Highs average 65°18° and lows 43°6°, with 2.9 in74 mm of precipitation in a typical October.
- Record high
- 92°33° (1983)
- Record low
- 19°−7° (1981)
- Heating degree days
- 365
- Cooling degree days
- 16
Americus in November
Highs average 50°10° and lows 33°0°, with 2.9 in73 mm of precipitation in a typical November.
- Record high
- 80°27° (2020)
- Record low
- 5°−15° (2019)
- Heating degree days
- 711
- Cooling degree days
- 0
Americus in December
Highs average 38°3° and lows 24°−5°, with 2.3 in58 mm of precipitation in a typical December.
- Record high
- 73°23° (1982)
- Record low
- −16°−27° (1983)
- Heating degree days
- 1054
- Cooling degree days
- 0