Gloucester weather by month
What a typical year looks like in Gloucester, Massachusetts: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at MARBLEHEAD, 20 km from Gloucester; records cover 1984–2026.
The year at a glance
- Precipitation a year
- 48 in1220 mm
- Snow a year
- 39 in99 cm
- Last spring freeze
- Apr 11
- First fall freeze
- Oct 29
- Heating degree days
- 6,378
- Cooling degree days
- 479
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 4°−16° (heating, 99%) and 92°33° (cooling, 1%).
Month by month
Gloucester in January
Highs average 36°2° and lows 18°−8°, with 3.8 in95 mm of precipitation and 13 in34 cm of snow in a typical January.
- Record high
- 71°22° (2007)
- Record low
- −9°−23° (2004)
- Heating degree days
- 1178
- Cooling degree days
- 0
Gloucester in February
Highs average 38°3° and lows 20°−7°, with 3.5 in89 mm of precipitation and 9 in22 cm of snow in a typical February.
- Record high
- 72°22° (2018)
- Record low
- −20°−29° (2023)
- Heating degree days
- 1015
- Cooling degree days
- 0
Gloucester in March
Highs average 44°7° and lows 26°−3°, with 4.7 in120 mm of precipitation and 8 in19 cm of snow in a typical March.
- Record high
- 91°33° (1998)
- Record low
- 3°−16° (2007)
- Heating degree days
- 921
- Cooling degree days
- 0
Gloucester in April
Highs average 55°13° and lows 36°2°, with 4.3 in109 mm of precipitation and 1.5 in3.8 cm of snow in a typical April.
- Record high
- 94°34° (2002)
- Record low
- 18°−8° (1995)
- Heating degree days
- 592
- Cooling degree days
- 2
Gloucester in May
Highs average 65°18° and lows 45°7°, with 3.5 in88 mm of precipitation in a typical May.
- Record high
- 97°36° (2001)
- Record low
- 26°−3° (2017)
- Heating degree days
- 320
- Cooling degree days
- 13
Gloucester in June
Highs average 74°23° and lows 54°12°, with 4.1 in105 mm of precipitation in a typical June.
- Record high
- 101°38° (2025)
- Record low
- 35°2° (2020)
- Heating degree days
- 98
- Cooling degree days
- 77
Gloucester in July
Highs average 80°27° and lows 61°16°, with 3.5 in88 mm of precipitation in a typical July.
- Record high
- 101°38° (2011)
- Record low
- 45°7° (1988)
- Heating degree days
- 13
- Cooling degree days
- 184
Gloucester in August
Highs average 79°26° and lows 60°15°, with 3.3 in83 mm of precipitation in a typical August.
- Record high
- 97°36° (2001)
- Record low
- 42°6° (2019)
- Heating degree days
- 16
- Cooling degree days
- 150
Gloucester in September
Highs average 72°22° and lows 53°12°, with 3.6 in90 mm of precipitation in a typical September.
- Record high
- 97°36° (2015)
- Record low
- 33°1° (2020)
- Heating degree days
- 121
- Cooling degree days
- 50
Gloucester in OctoberThis month
Highs average 61°16° and lows 42°6°, with 5 in127 mm of precipitation and 0.1 in0.3 cm of snow in a typical October.
- Record high
- 84°29° (2002)
- Record low
- 13°−11° (2020)
- Heating degree days
- 414
- Cooling degree days
- 3
Gloucester in November
Highs average 51°10° and lows 33°0°, with 4.2 in105 mm of precipitation and 0.8 in2 cm of snow in a typical November.
- Record high
- 80°27° (2024)
- Record low
- 6°−14° (1989)
- Heating degree days
- 696
- Cooling degree days
- 0
Gloucester in December
Highs average 42°5° and lows 24°−4°, with 4.7 in119 mm of precipitation and 7 in19 cm of snow in a typical December.
- Record high
- 77°25° (1998)
- Record low
- −8°−22° (2017)
- Heating degree days
- 994
- Cooling degree days
- 0