Jennings weather by month
What a typical year looks like in Jennings, Maryland: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Sines Deep Creek, 24 km from Jennings; records cover 1928–2026.
The year at a glance
- Precipitation a year
- 0 in0 mm
- Snow a year
- Rare
- Last spring freeze
- May 14
- First fall freeze
- Oct 11
- Heating degree days
- 6,721
- Cooling degree days
- 228
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −6°−21° (heating, 99%) and 86°30° (cooling, 1%).
Month by month
Jennings in January
Highs average 34°1° and lows 17°−9°, with — of precipitation in a typical January.
- Record high
- 73°23° (1950)
- Record low
- −20°−29° (1963)
- Heating degree days
- 1230
- Cooling degree days
- 0
Jennings in February
Highs average 38°3° and lows 18°−8°, with — of precipitation in a typical February.
- Record high
- 74°23° (1932)
- Record low
- −23°−31° (1934)
- Heating degree days
- 1046
- Cooling degree days
- 0
Jennings in March
Highs average 47°8° and lows 24°−4°, with — of precipitation in a typical March.
- Record high
- 82°28° (1954)
- Record low
- −11°−24° (2014)
- Heating degree days
- 910
- Cooling degree days
- 0
Jennings in April
Highs average 59°15° and lows 34°1°, with — of precipitation in a typical April.
- Record high
- 87°31° (1941)
- Record low
- 11°−12° (1943)
- Heating degree days
- 555
- Cooling degree days
- 0
Jennings in May
Highs average 68°20° and lows 44°6°, with — of precipitation in a typical May.
- Record high
- 88°31° (1934)
- Record low
- 20°−7° (1943)
- Heating degree days
- 293
- Cooling degree days
- 5
Jennings in June
Highs average 75°24° and lows 52°11°, with — of precipitation in a typical June.
- Record high
- 95°35° (2025)
- Record low
- 24°−4° (2016)
- Heating degree days
- 90
- Cooling degree days
- 38
Jennings in July
Highs average 79°26° and lows 56°13°, with — of precipitation in a typical July.
- Record high
- 97°36° (2024)
- Record low
- 35°2° (1943)
- Heating degree days
- 22
- Cooling degree days
- 102
Jennings in August
Highs average 76°25° and lows 55°13°, with — of precipitation in a typical August.
- Record high
- 94°34° (1928)
- Record low
- 35°2° (1942)
- Heating degree days
- 43
- Cooling degree days
- 63
Jennings in September
Highs average 72°22° and lows 48°9°, with — of precipitation in a typical September.
- Record high
- 95°35° (1953)
- Record low
- 22°−6° (1942)
- Heating degree days
- 175
- Cooling degree days
- 18
Jennings in OctoberThis month
Highs average 61°16° and lows 39°4°, with — of precipitation in a typical October.
- Record high
- 86°30° (1941)
- Record low
- 14°−10° (1952)
- Heating degree days
- 473
- Cooling degree days
- 2
Jennings in November
Highs average 49°9° and lows 29°−2°, with — of precipitation in a typical November.
- Record high
- 78°26° (1950)
- Record low
- −8°−22° (1930)
- Heating degree days
- 787
- Cooling degree days
- 0
Jennings in December
Highs average 38°3° and lows 21°−6°, with — of precipitation in a typical December.
- Record high
- 75°24° (1951)
- Record low
- −17°−27° (1942)
- Heating degree days
- 1097
- Cooling degree days
- 0