Lyons weather by month
What a typical year looks like in Lyons, New Jersey: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at CANOE BROOK, 18 km from Lyons; records cover 1931–2026.
The year at a glance
- Precipitation a year
- 50.4 in1280 mm
- Snow a year
- 24 in61 cm
- Last spring freeze
- Apr 19
- First fall freeze
- Oct 20
- Heating degree days
- 5,263
- Cooling degree days
- 1,023
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 5°−15° (heating, 99%) and 96°36° (cooling, 1%).
Month by month
Lyons in January
Highs average 40°4° and lows 22°−6°, with 3.5 in90 mm of precipitation and 6 in15 cm of snow in a typical January.
- Record high
- 73°23° (1950)
- Record low
- −25°−32° (1935)
- Heating degree days
- 1063
- Cooling degree days
- 0
Lyons in February
Highs average 42°5° and lows 23°−5°, with 3 in75 mm of precipitation and 8 in21 cm of snow in a typical February.
- Record high
- 79°26° (2018)
- Record low
- −26°−32° (1934)
- Heating degree days
- 913
- Cooling degree days
- 0
Lyons in March
Highs average 50°10° and lows 31°−1°, with 4.2 in106 mm of precipitation and 5 in12 cm of snow in a typical March.
- Record high
- 89°32° (1998)
- Record low
- −6°−21° (1934)
- Heating degree days
- 769
- Cooling degree days
- 1
Lyons in April
Highs average 62°17° and lows 41°5°, with 4 in102 mm of precipitation and 0.4 in1 cm of snow in a typical April.
- Record high
- 96°36° (2002)
- Record low
- 12°−11° (1954)
- Heating degree days
- 415
- Cooling degree days
- 9
Lyons in May
Highs average 72°22° and lows 50°10°, with 4.1 in103 mm of precipitation in a typical May.
- Record high
- 97°36° (1962)
- Record low
- 25°−4° (1986)
- Heating degree days
- 168
- Cooling degree days
- 54
Lyons in June
Highs average 82°28° and lows 60°16°, with 4.8 in121 mm of precipitation in a typical June.
- Record high
- 103°39° (2011)
- Record low
- 31°−1° (1932)
- Heating degree days
- 25
- Cooling degree days
- 196
Lyons in July
Highs average 86°30° and lows 66°19°, with 4.7 in119 mm of precipitation in a typical July.
- Record high
- 107°42° (2010)
- Record low
- 41°5° (1939)
- Heating degree days
- 1
- Cooling degree days
- 340
Lyons in August
Highs average 85°29° and lows 64°18°, with 4.9 in125 mm of precipitation in a typical August.
- Record high
- 104°40° (1944)
- Record low
- 35°2° (1934)
- Heating degree days
- 3
- Cooling degree days
- 288
Lyons in September
Highs average 78°26° and lows 56°13°, with 4.6 in118 mm of precipitation in a typical September.
- Record high
- 100°38° (2015)
- Record low
- 26°−3° (1947)
- Heating degree days
- 59
- Cooling degree days
- 122
Lyons in OctoberThis month
Highs average 66°19° and lows 44°7°, with 4.6 in116 mm of precipitation in a typical October.
- Record high
- 94°34° (2019)
- Record low
- 13°−11° (1936)
- Heating degree days
- 328
- Cooling degree days
- 13
Lyons in November
Highs average 54°12° and lows 35°2°, with 3.6 in91 mm of precipitation and 0.7 in1.8 cm of snow in a typical November.
- Record high
- 84°29° (1950)
- Record low
- −5°−21° (1938)
- Heating degree days
- 615
- Cooling degree days
- 0
Lyons in December
Highs average 44°7° and lows 28°−2°, with 4.4 in113 mm of precipitation and 4 in10 cm of snow in a typical December.
- Record high
- 76°24° (1998)
- Record low
- −16°−27° (1933)
- Heating degree days
- 904
- Cooling degree days
- 0