Hollis weather by month
What a typical year looks like in Hollis, Oklahoma: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Hollis 5e Mesonet, 8 km from Hollis; records cover 2007–2026.
The year at a glance
- Precipitation a year
- 0 in0 mm
- Snow a year
- Rare
- Last spring freeze
- Mar 31
- First fall freeze
- Nov 3
- Heating degree days
- 3,392
- Cooling degree days
- 2,174
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 12°−11° (heating, 99%) and 108°42° (cooling, 1%).
Month by month
Hollis in January
Highs average 54°12° and lows 26°−3°, with — of precipitation in a typical January.
- Record high
- 85°29° (2016)
- Record low
- −4°−20° (2026)
- Heating degree days
- 778
- Cooling degree days
- 0
Hollis in February
Highs average 57°14° and lows 30°−1°, with — of precipitation in a typical February.
- Record high
- 95°35° (2017)
- Record low
- −5°−21° (2021)
- Heating degree days
- 606
- Cooling degree days
- 1
Hollis in March
Highs average 66°19° and lows 38°3°, with — of precipitation in a typical March.
- Record high
- 100°38° (2020)
- Record low
- 4°−16° (2015)
- Heating degree days
- 410
- Cooling degree days
- 8
Hollis in April
Highs average 75°24° and lows 46°8°, with — of precipitation in a typical April.
- Record high
- 102°39° (2018)
- Record low
- 23°−5° (2014)
- Heating degree days
- 177
- Cooling degree days
- 45
Hollis in May
Highs average 84°29° and lows 57°14°, with — of precipitation in a typical May.
- Record high
- 106°41° (2011)
- Record low
- 30°−1° (2013)
- Heating degree days
- 44
- Cooling degree days
- 216
Hollis in June
Highs average 92°34° and lows 67°19°, with — of precipitation in a typical June.
- Record high
- 115°46° (2011)
- Record low
- 50°10° (2020)
- Heating degree days
- 0
- Cooling degree days
- 439
Hollis in July
Highs average 96°36° and lows 70°21°, with — of precipitation in a typical July.
- Record high
- 114°46° (2022)
- Record low
- 57°14° (2013)
- Heating degree days
- 0
- Cooling degree days
- 567
Hollis in August
Highs average 95°35° and lows 69°21°, with — of precipitation in a typical August.
- Record high
- 113°45° (2024)
- Record low
- 56°13° (2010)
- Heating degree days
- 0
- Cooling degree days
- 534
Hollis in September
Highs average 87°31° and lows 61°16°, with — of precipitation in a typical September.
- Record high
- 108°42° (2023)
- Record low
- 39°4° (2020)
- Heating degree days
- 13
- Cooling degree days
- 283
Hollis in OctoberThis month
Highs average 76°24° and lows 48°9°, with — of precipitation in a typical October.
- Record high
- 102°39° (2020)
- Record low
- 15°−9° (2019)
- Heating degree days
- 162
- Cooling degree days
- 75
Hollis in November
Highs average 64°18° and lows 37°3°, with — of precipitation in a typical November.
- Record high
- 95°35° (2023)
- Record low
- 8°−13° (2019)
- Heating degree days
- 456
- Cooling degree days
- 6
Hollis in December
Highs average 54°12° and lows 28°−2°, with — of precipitation in a typical December.
- Record high
- 88°31° (2025)
- Record low
- 3°−16° (2013)
- Heating degree days
- 746
- Cooling degree days
- 0