Geronimo weather by month
What a typical year looks like in Geronimo, Oklahoma: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Lawton Municipal Airport, 9 km from Geronimo; records cover 1912–2026.
The year at a glance
- Precipitation a year
- 27.5 in698 mm
- Snow a year
- Rare
- Last spring freeze
- Mar 31
- First fall freeze
- Nov 3
- Heating degree days
- 3,163
- Cooling degree days
- 2,321
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 14°−10° (heating, 99%) and 107°42° (cooling, 1%).
Month by month
Geronimo in January
Highs average 54°12° and lows 27°−3°, with 1 in26 mm of precipitation in a typical January.
- Record high
- 85°29° (1950)
- Record low
- −11°−24° (1930)
- Heating degree days
- 758
- Cooling degree days
- 0
Geronimo in February
Highs average 58°14° and lows 32°0°, with 0.89 in23 mm of precipitation in a typical February.
- Record high
- 95°35° (1918)
- Record low
- −12°−24° (2021)
- Heating degree days
- 563
- Cooling degree days
- 2
Geronimo in March
Highs average 67°19° and lows 41°5°, with 1.9 in48 mm of precipitation in a typical March.
- Record high
- 98°37° (1940)
- Record low
- 6°−14° (1948)
- Heating degree days
- 368
- Cooling degree days
- 16
Geronimo in April
Highs average 75°24° and lows 49°9°, with 2.5 in62 mm of precipitation in a typical April.
- Record high
- 102°39° (2006)
- Record low
- 22°−6° (1957)
- Heating degree days
- 156
- Cooling degree days
- 56
Geronimo in May
Highs average 83°28° and lows 59°15°, with 3.7 in94 mm of precipitation in a typical May.
- Record high
- 109°43° (2000)
- Record low
- 29°−2° (2013)
- Heating degree days
- 28
- Cooling degree days
- 216
Geronimo in June
Highs average 92°33° and lows 68°20°, with 4 in101 mm of precipitation in a typical June.
- Record high
- 114°46° (1994)
- Record low
- 45°7° (1917)
- Heating degree days
- 0
- Cooling degree days
- 451
Geronimo in July
Highs average 97°36° and lows 72°22°, with 2 in51 mm of precipitation in a typical July.
- Record high
- 114°46° (1936)
- Record low
- 53°12° (1915)
- Heating degree days
- 0
- Cooling degree days
- 600
Geronimo in August
Highs average 96°36° and lows 71°22°, with 3.2 in82 mm of precipitation in a typical August.
- Record high
- 115°46° (1936)
- Record low
- 50°10° (1915)
- Heating degree days
- 0
- Cooling degree days
- 575
Geronimo in September
Highs average 88°31° and lows 63°17°, with 2.8 in71 mm of precipitation in a typical September.
- Record high
- 111°44° (2023)
- Record low
- 35°2° (1912)
- Heating degree days
- 11
- Cooling degree days
- 314
Geronimo in OctoberThis month
Highs average 77°25° and lows 50°10°, with 2.5 in64 mm of precipitation in a typical October.
- Record high
- 104°40° (1977)
- Record low
- 16°−9° (1917)
- Heating degree days
- 135
- Cooling degree days
- 85
Geronimo in November
Highs average 64°18° and lows 38°3°, with 1.5 in38 mm of precipitation in a typical November.
- Record high
- 92°33° (2025)
- Record low
- 11°−12° (1975)
- Heating degree days
- 422
- Cooling degree days
- 6
Geronimo in December
Highs average 54°12° and lows 29°−2°, with 1.5 in37 mm of precipitation in a typical December.
- Record high
- 88°31° (1955)
- Record low
- −8°−22° (1989)
- Heating degree days
- 722
- Cooling degree days
- 0