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Lowell weather by month

What a typical year looks like in Lowell, Vermont: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Johnson 2 N, 25 km from Lowell; records cover 2012–2026.

Today’s Lowell forecast

The year at a glance

January: typical high 24.1°F, low 4.6°F, precipitation 2.81 in. February: typical high 27.6°F, low 6.6°F, precipitation 2.38 in. March: typical high 36.1°F, low 16.4°F, precipitation 2.77 in. April: typical high 50.3°F, low 29.7°F, precipitation 3.79 in. May: typical high 63.4°F, low 41.9°F, precipitation 5.04 in. June: typical high 71.2°F, low 51.2°F, precipitation 4.65 in. July: typical high 75.9°F, low 55.6°F, precipitation 4.49 in. August: typical high 74.3°F, low 53.8°F, precipitation 4.37 in. September: typical high 67.7°F, low 46°F, precipitation 4.04 in. October: typical high 54.4°F, low 35.6°F, precipitation 5.16 in. November: typical high 41.6°F, low 25.7°F, precipitation 3.74 in. December: typical high 30.3°F, low 13.9°F, precipitation 3.59 in.−30°−34°−10°−23°10°−12°30°−1°50°10°70°21°90°32°24°−4°5°−15°Jan28°−2°7°−14°Feb36°2°16°−9°Mar50°10°30°−1°Apr63°17°42°5°May71°22°51°11°Jun76°24°56°13°Jul74°24°54°12°Aug68°20°46°8°Sep54°12°36°2°Oct42°5°26°−4°Nov30°−1°14°−10°DecPrecipitation
Bars: typical low to high (official normals, 1991–2020) Record high Record low
Precipitation a year
46.8 in1189 mm
Snow a year
Rare
Last spring freeze
May 14
First fall freeze
Sep 20
Heating degree days
8,685
Cooling degree days
183

Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −15°−26° (heating, 99%) and 86°30° (cooling, 1%).

Month by month

Lowell in January

Highs average 24°−4° and lows 5°−15°, with 2.8 in71 mm of precipitation in a typical January.

Record high
60°16° (2020)
Record low
−21°−29° (2014)
Heating degree days
1570
Cooling degree days
0

Lowell in February

Highs average 28°−2° and lows 7°−14°, with 2.4 in60 mm of precipitation in a typical February.

Record high
70°21° (2018)
Record low
−24°−31° (2023)
Heating degree days
1341
Cooling degree days
0

Lowell in March

Highs average 36°2° and lows 16°−9°, with 2.8 in70 mm of precipitation in a typical March.

Record high
77°25° (2022)
Record low
−15°−26° (2014)
Heating degree days
1201
Cooling degree days
0

Lowell in April

Highs average 50°10° and lows 30°−1°, with 3.8 in96 mm of precipitation in a typical April.

Record high
82°28° (2023)
Record low
7°−14° (2016)
Heating degree days
750
Cooling degree days
0

Lowell in May

Highs average 63°17° and lows 42°5°, with 5 in128 mm of precipitation in a typical May.

Record high
90°32° (2022)
Record low
26°−3° (2013)
Heating degree days
389
Cooling degree days
6

Lowell in June

Highs average 71°22° and lows 51°11°, with 4.7 in118 mm of precipitation in a typical June.

Record high
91°33° (2025)
Record low
35°2° (2015)
Heating degree days
148
Cooling degree days
34

Lowell in July

Highs average 76°24° and lows 56°13°, with 4.5 in114 mm of precipitation in a typical July.

Record high
89°32° (2013)
Record low
41°5° (2013)
Heating degree days
51
Cooling degree days
74

Lowell in August

Highs average 74°24° and lows 54°12°, with 4.4 in111 mm of precipitation in a typical August.

Record high
89°32° (2018)
Record low
36°2° (2022)
Heating degree days
78
Cooling degree days
48

Lowell in September

Highs average 68°20° and lows 46°8°, with 4 in103 mm of precipitation in a typical September.

Record high
87°31° (2018)
Record low
20°−7° (2014)
Heating degree days
266
Cooling degree days
21

Lowell in OctoberThis month

Highs average 54°12° and lows 36°2°, with 5.2 in131 mm of precipitation in a typical October.

Record high
83°28° (2023)
Record low
15°−9° (2020)
Heating degree days
620
Cooling degree days
0

Lowell in November

Highs average 42°5° and lows 26°−4°, with 3.7 in95 mm of precipitation in a typical November.

Record high
75°24° (2024)
Record low
−5°−21° (2013)
Heating degree days
941
Cooling degree days
0

Lowell in December

Highs average 30°−1° and lows 14°−10°, with 3.6 in91 mm of precipitation in a typical December.

Record high
65°18° (2015)
Record low
−20°−29° (2013)
Heating degree days
1330
Cooling degree days
0