Hightstown weather by month
What a typical year looks like in Hightstown, New Jersey: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at New Brunswick 3 SE, 24 km from Hightstown; records cover 1893–2026.
The year at a glance
- Precipitation a year
- 49.5 in1258 mm
- Snow a year
- 29 in74 cm
- Last spring freeze
- Apr 13
- First fall freeze
- Oct 21
- Heating degree days
- 5,102
- Cooling degree days
- 1,036
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 8°−13° (heating, 99%) and 96°36° (cooling, 1%).
Month by month
Hightstown in January
Highs average 40°5° and lows 23°−5°, with 3.7 in95 mm of precipitation and 8 in21 cm of snow in a typical January.
- Record high
- 73°23° (1916)
- Record low
- −15°−26° (1904)
- Heating degree days
- 1035
- Cooling degree days
- 0
Hightstown in February
Highs average 43°6° and lows 24°−4°, with 3 in75 mm of precipitation and 9 in24 cm of snow in a typical February.
- Record high
- 79°26° (2018)
- Record low
- −16°−27° (1934)
- Heating degree days
- 885
- Cooling degree days
- 0
Hightstown in March
Highs average 51°10° and lows 31°−1°, with 4.4 in112 mm of precipitation and 5 in13 cm of snow in a typical March.
- Record high
- 88°31° (1998)
- Record low
- 2°−17° (1967)
- Heating degree days
- 751
- Cooling degree days
- 0
Hightstown in April
Highs average 63°17° and lows 41°5°, with 3.9 in99 mm of precipitation and 0.6 in1.5 cm of snow in a typical April.
- Record high
- 95°35° (1896)
- Record low
- 11°−12° (1923)
- Heating degree days
- 411
- Cooling degree days
- 10
Hightstown in May
Highs average 72°22° and lows 51°10°, with 4 in102 mm of precipitation in a typical May.
- Record high
- 99°37° (1895)
- Record low
- 28°−2° (1907)
- Heating degree days
- 164
- Cooling degree days
- 51
Hightstown in June
Highs average 81°27° and lows 60°16°, with 4.8 in123 mm of precipitation in a typical June.
- Record high
- 102°39° (1895)
- Record low
- 38°3° (1907)
- Heating degree days
- 24
- Cooling degree days
- 197
Hightstown in July
Highs average 87°30° and lows 66°19°, with 4.8 in123 mm of precipitation in a typical July.
- Record high
- 106°41° (1901)
- Record low
- 45°7° (1909)
- Heating degree days
- 1
- Cooling degree days
- 343
Hightstown in August
Highs average 85°29° and lows 64°18°, with 4.7 in118 mm of precipitation in a typical August.
- Record high
- 106°41° (1918)
- Record low
- 40°4° (1982)
- Heating degree days
- 2
- Cooling degree days
- 292
Hightstown in September
Highs average 78°26° and lows 57°14°, with 4.2 in106 mm of precipitation in a typical September.
- Record high
- 103°39° (1895)
- Record low
- 33°1° (1942)
- Heating degree days
- 54
- Cooling degree days
- 128
Hightstown in OctoberThis month
Highs average 67°19° and lows 44°7°, with 4.1 in104 mm of precipitation and 0.2 in0.5 cm of snow in a typical October.
- Record high
- 95°35° (2019)
- Record low
- 22°−6° (1936)
- Heating degree days
- 314
- Cooling degree days
- 15
Hightstown in November
Highs average 56°13° and lows 35°2°, with 3.4 in86 mm of precipitation and 0.5 in1.3 cm of snow in a typical November.
- Record high
- 83°28° (2024)
- Record low
- 6°−14° (1938)
- Heating degree days
- 590
- Cooling degree days
- 0
Hightstown in December
Highs average 45°7° and lows 28°−2°, with 4.5 in114 mm of precipitation and 5 in12 cm of snow in a typical December.
- Record high
- 76°24° (1998)
- Record low
- −15°−26° (1917)
- Heating degree days
- 871
- Cooling degree days
- 0