Montezuma weather by month
What a typical year looks like in Montezuma, Indiana: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Rockville, 13 km from Montezuma; records cover 1893–2026.
The year at a glance
- Precipitation a year
- 47.4 in1205 mm
- Snow a year
- 13 in33 cm
- Last spring freeze
- Apr 21
- First fall freeze
- Oct 14
- Heating degree days
- 5,635
- Cooling degree days
- 918
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −1°−18° (heating, 99%) and 95°35° (cooling, 1%).
Month by month
Montezuma in January
Highs average 36°2° and lows 17°−8°, with 3.4 in86 mm of precipitation and 5 in13 cm of snow in a typical January.
- Record high
- 70°21° (1950)
- Record low
- −25°−32° (1994)
- Heating degree days
- 1195
- Cooling degree days
- 0
Montezuma in February
Highs average 41°5° and lows 21°−6°, with 2.6 in66 mm of precipitation and 2.8 in7.1 cm of snow in a typical February.
- Record high
- 74°23° (2000)
- Record low
- −22°−30° (1905)
- Heating degree days
- 956
- Cooling degree days
- 0
Montezuma in March
Highs average 52°11° and lows 29°−1°, with 3.3 in84 mm of precipitation and 1.1 in2.8 cm of snow in a typical March.
- Record high
- 89°32° (1967)
- Record low
- −9°−23° (1943)
- Heating degree days
- 752
- Cooling degree days
- 2
Montezuma in April
Highs average 66°19° and lows 40°4°, with 5 in126 mm of precipitation and 0.1 in0.3 cm of snow in a typical April.
- Record high
- 92°33° (1930)
- Record low
- 15°−9° (2018)
- Heating degree days
- 380
- Cooling degree days
- 12
Montezuma in May
Highs average 76°24° and lows 50°10°, with 5 in128 mm of precipitation in a typical May.
- Record high
- 97°36° (2018)
- Record low
- 25°−4° (2020)
- Heating degree days
- 145
- Cooling degree days
- 72
Montezuma in June
Highs average 84°29° and lows 58°15°, with 5.5 in138 mm of precipitation in a typical June.
- Record high
- 105°41° (2012)
- Record low
- 34°1° (1894)
- Heating degree days
- 20
- Cooling degree days
- 199
Montezuma in July
Highs average 86°30° and lows 62°17°, with 4.7 in119 mm of precipitation in a typical July.
- Record high
- 109°43° (1936)
- Record low
- 43°6° (1895)
- Heating degree days
- 3
- Cooling degree days
- 279
Montezuma in August
Highs average 85°29° and lows 60°16°, with 3.8 in98 mm of precipitation in a typical August.
- Record high
- 106°41° (1918)
- Record low
- 39°4° (1915)
- Heating degree days
- 5
- Cooling degree days
- 231
Montezuma in September
Highs average 79°26° and lows 53°12°, with 3.1 in80 mm of precipitation in a typical September.
- Record high
- 103°39° (1899)
- Record low
- 25°−4° (1942)
- Heating degree days
- 78
- Cooling degree days
- 107
Montezuma in OctoberThis month
Highs average 67°19° and lows 42°5°, with 3.9 in98 mm of precipitation in a typical October.
- Record high
- 92°33° (1897)
- Record low
- 18°−8° (1893)
- Heating degree days
- 349
- Cooling degree days
- 16
Montezuma in November
Highs average 52°11° and lows 31°0°, with 3.9 in99 mm of precipitation and 0.3 in0.8 cm of snow in a typical November.
- Record high
- 82°28° (1950)
- Record low
- −5°−21° (1950)
- Heating degree days
- 698
- Cooling degree days
- 0
Montezuma in December
Highs average 40°4° and lows 22°−5°, with 3.3 in83 mm of precipitation and 4 in9 cm of snow in a typical December.
- Record high
- 74°23° (1982)
- Record low
- −22°−30° (1924)
- Heating degree days
- 1054
- Cooling degree days
- 0