Sentinel weather by month
What a typical year looks like in Sentinel, Oklahoma: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Hobart Municipal Airport, 22 km from Sentinel; records cover 1910–2026.
The year at a glance
- Precipitation a year
- 28 in711 mm
- Snow a year
- Rare
- Last spring freeze
- Apr 4
- First fall freeze
- Nov 1
- Heating degree days
- 3,406
- Cooling degree days
- 2,306
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 13°−11° (heating, 99%) and 106°41° (cooling, 1%).
Month by month
Sentinel in January
Highs average 51°10° and lows 28°−2°, with 0.67 in17 mm of precipitation in a typical January.
- Record high
- 88°31° (1910)
- Record low
- −10°−23° (1930)
- Heating degree days
- 792
- Cooling degree days
- 0
Sentinel in February
Highs average 55°13° and lows 32°0°, with 0.98 in25 mm of precipitation in a typical February.
- Record high
- 93°34° (2017)
- Record low
- −9°−23° (2021)
- Heating degree days
- 606
- Cooling degree days
- 1
Sentinel in March
Highs average 64°18° and lows 40°4°, with 1.9 in47 mm of precipitation in a typical March.
- Record high
- 99°37° (2026)
- Record low
- 2°−17° (1948)
- Heating degree days
- 415
- Cooling degree days
- 10
Sentinel in April
Highs average 73°23° and lows 48°9°, with 2.9 in75 mm of precipitation in a typical April.
- Record high
- 102°39° (1972)
- Record low
- 19°−7° (1936)
- Heating degree days
- 191
- Cooling degree days
- 46
Sentinel in May
Highs average 82°28° and lows 58°15°, with 4.2 in105 mm of precipitation in a typical May.
- Record high
- 108°42° (2000)
- Record low
- 29°−2° (2013)
- Heating degree days
- 42
- Cooling degree days
- 208
Sentinel in June
Highs average 92°33° and lows 68°20°, with 3.4 in85 mm of precipitation in a typical June.
- Record high
- 116°47° (1980)
- Record low
- 43°6° (1919)
- Heating degree days
- 1
- Cooling degree days
- 455
Sentinel in July
Highs average 97°36° and lows 73°23°, with 2.7 in69 mm of precipitation in a typical July.
- Record high
- 117°47° (1936)
- Record low
- 52°11° (1924)
- Heating degree days
- 0
- Cooling degree days
- 611
Sentinel in August
Highs average 95°35° and lows 71°22°, with 2.8 in70 mm of precipitation in a typical August.
- Record high
- 116°47° (1936)
- Record low
- 46°8° (1915)
- Heating degree days
- 0
- Cooling degree days
- 570
Sentinel in September
Highs average 87°30° and lows 64°18°, with 2.9 in74 mm of precipitation in a typical September.
- Record high
- 110°43° (2000)
- Record low
- 31°−1° (1984)
- Heating degree days
- 14
- Cooling degree days
- 316
Sentinel in OctoberThis month
Highs average 75°24° and lows 51°11°, with 2.9 in72 mm of precipitation in a typical October.
- Record high
- 102°39° (2000)
- Record low
- 14°−10° (1917)
- Heating degree days
- 148
- Cooling degree days
- 83
Sentinel in November
Highs average 62°16° and lows 39°4°, with 1.5 in39 mm of precipitation in a typical November.
- Record high
- 92°33° (2017)
- Record low
- 9°−13° (1911)
- Heating degree days
- 450
- Cooling degree days
- 6
Sentinel in December
Highs average 52°11° and lows 30°−1°, with 1.3 in33 mm of precipitation in a typical December.
- Record high
- 86°30° (1955)
- Record low
- −9°−23° (1989)
- Heating degree days
- 747
- Cooling degree days
- 0