Climateby Month

Burlington, VT climate by month

NOAA 1991-2020 normals · 195 ft elevation · also covers South Burlington

Summers in Burlington are warm; winters are very cold and snowy. Highs peak at 82°F in July and fall to 29°F in January. Wet days are spread through the year, from about 11 to 15 a month. Normal snowfall is about 88 in a year. The most comfortable time to visit is May, June and September.

Warmest month
82°F
July normal high
Coldest month
13°F
January normal low
Wet days a year
157
37.5 in of precipitation
Snow a year
87.5 in
normal snowfall

How warm is Burlington?

Normal highs range from 29°F in January to 82°F in July.

0°20°40°60°80°100° January: normal high 29°F (-2°C), low 13°F (-11°C) 29° 13° February: normal high 32°F (0°C), low 14°F (-10°C) March: normal high 41°F (5°C), low 24°F (-4°C) April: normal high 55°F (13°C), low 36°F (2°C) May: normal high 69°F (21°C), low 48°F (9°C) June: normal high 78°F (26°C), low 57°F (14°C) July: normal high 82°F (28°C), low 62°F (17°C) 82° 62° August: normal high 81°F (27°C), low 61°F (16°C) September: normal high 73°F (23°C), low 53°F (12°C) October: normal high 59°F (15°C), low 42°F (6°C) November: normal high 46°F (8°C), low 32°F (0°C) December: normal high 35°F (2°C), low 21°F (-6°C) JFMAMJJASOND

Bars run from the normal low to the normal high for each month.

How rainy is Burlington?

December has the most wet days (about 15); the year brings about 38 in of precipitation.

January: 15 wet days February: 12 wet days March: 13 wet days April: 13 wet days May: 14 wet days June: 14 wet days July: 13 wet days August: 12 wet days September: 11 wet days 11 October: 13 wet days November: 14 wet days December: 15 wet days 15 JFMAMJJASOND

Wet day: at least 0.01 in of rain or melted snow, counted from daily records 1991-2020.

How much does it snow?

Normal snowfall is 87.5 in a year, most of it in January.

January: 21.1 in of snow 21.1 February: 19.3 in of snow March: 17.5 in of snow April: 4.1 in of snow May: 0.0 in of snow 0.0 June: 0.0 in of snow July: 0.0 in of snow August: 0.0 in of snow September: 0.0 in of snow October: 0.3 in of snow November: 5.7 in of snow December: 19.5 in of snow JFMAMJJASOND

How humid is Burlington?

Muggy days peak in July, at about 6 days.

January: 0 muggy days 0 February: 0 muggy days March: 0 muggy days April: 0 muggy days May: 0 muggy days June: 2 muggy days July: 6 muggy days 6 August: 5 muggy days September: 1 muggy days October: 0 muggy days November: 0 muggy days December: 0 muggy days JFMAMJJASOND

Muggy day: daily mean dew point of 65°F or higher, from hourly observations 1991-2020 at Burlington International Airport, 3.1 mi E of the city center.

How much daylight?

Daylight ranges from about 8.9 hours in December to 15.5 hours in June.

January: 9.3 hours of daylight February: 10.5 hours of daylight March: 11.9 hours of daylight April: 13.5 hours of daylight May: 14.8 hours of daylight June: 15.5 hours of daylight 15.5 July: 15.2 hours of daylight August: 14.0 hours of daylight September: 12.5 hours of daylight October: 11.0 hours of daylight November: 9.6 hours of daylight December: 8.9 hours of daylight 8.9 JFMAMJJASOND
See all numbers
Monthly climate normals and day counts for Burlington, 1991-2020
MonthHighLowPrecip.Wet daysSnowMuggy daysDaylight
January 29°F13°F 2.1 in15 21.1 in 0 9.3 h
February 32°F14°F 1.8 in12 19.3 in 0 10.5 h
March 41°F24°F 2.2 in13 17.5 in 0 11.9 h
April 55°F36°F 3.1 in13 4.1 in 0 13.5 h
May 69°F48°F 3.8 in14 0.0 in 0 14.8 h
June 78°F57°F 4.3 in14 0.0 in 2 15.5 h
July 82°F62°F 4.1 in13 0.0 in 6 15.2 h
August 81°F61°F 3.5 in12 0.0 in 5 14.0 h
September 73°F53°F 3.7 in11 0.0 in 1 12.5 h
October 59°F42°F 3.8 in13 0.3 in 0 11.0 h
November 46°F32°F 2.7 in14 5.7 in 0 9.6 h
December 35°F21°F 2.5 in15 19.5 in 0 8.9 h

High and low: NOAA 1991-2020 normal daily high and low. Wet days: at least 0.01 in of rain or melted snow. Muggy days: daily mean dew point 65°F or higher.

Best months to visit Burlington

By our comfort score, the best months are May, June and September.

Comfort score by month (0-100) and its parts, in days per month
MonthScoreComfortableNotable rainHot or cold
Jan 240626
Feb 280523
Mar 381617
Apr 54583
May 731680
Jun 721582
Jul 62984
Aug 661272
Sep 701771
Oct 53880
Nov 372610
Dec 250723

Score = 40 × share of comfortable days + 25 × share of days without notable rain + 20 × share of days neither hot (90°F+) nor cold (high 40°F or below) + 15 × daylight. How the score works.

Frost dates in Burlington

The last spring frost typically comes around Apr 29, and the first fall frost around Oct 15, leaving 169 frost-free days in a typical year.

Frost and freeze dates for Burlington
Typical date1 year in 10
Last spring frost (32°F)Apr 29after May 11
First fall frost (32°F)Oct 15before Oct 2
Last hard freeze (28°F)Apr 18after Apr 30
First hard freeze (28°F)Oct 28before Oct 12
Frost-free season169 daysunder 149 days

"Typical" is the date with a 50% chance of a later spring frost (or earlier fall frost). Planting after the "1 year in 10" spring date gives a 90% chance of no further frost. The Old Farmer's Almanac publishes 30% dates, which fall between our typical and 1-in-10 dates.

Station: Burlington Intl Airport (USW00014742), NOAA 1991-2020 freeze probabilities. Frost dates for every city in Vermont.

Hottest and coldest readings, 1991-2020

The highest reading was 100°F (June 19, 1995); the lowest was -29°F (January 27, 1994).

From the temperature station's daily records with NOAA quality flags removed. Not an all-time record.

Near Burlington

Similar climates elsewhere

Also covers

South Burlington uses the same temperature and rain stations as Burlington, so its monthly numbers are the ones on this page.

Where the numbers come from

  • Temperature, rain, snowfall, snow depth, frost dates and humidity and wind by hour: Burlington Intl Airport (USW00014742), 3.1 mi E of the city center, 330 ft (135 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Daily humidity and wind: Burlington International Airport (726170-14742), 3.1 mi E of the city center, 332 ft (137 ft higher than the city). Hourly observations, 1991-2020.
  • Not available for this location: cloud cover (no station close enough or similar enough in elevation).

Distances from the city center (USGS). Methodology · Report an error