Burlington, Ontario Weather by Month and Climate Averages

Burlington, Ontario gets 779 mm of precipitation a year over about 143 rainy days. July is the warmest month (average high 28°C) and January the coldest (average low -8°C).

Burlington climate at a glance

Humid continental climate

Burlington, Ontario has warm summers and cold winters. Daytime highs range from about 0°C in January to 28°C in July. April is usually the wettest month. The most comfortable time to visit is typically May to June and August to September, when daytime highs sit near 23°C.

How much rain does Burlington get?

Burlington gets 779 mm of precipitation in an average year, spread over about 143 days with measurable rain. That is more rainy days than 66% of Canada.

April is the wettest month, with 80 mm. February is the driest, with 52 mm. January has the most rainy days, about 14.

The longest dry spell in the last five years lasted 11 days, to May 15, 2022.

Burlington weather by month

Burlington weather in January

In January, Burlington averages a high of 0°C and a low of -8°C. It gets 53 mm of precipitation over about 14 rainy days. The sun is out about 18% of daylight hours. The January record high is 18°C (2005) and the record low is -26°C (2003).

Burlington weather in February

In February, Burlington averages a high of 1°C and a low of -8°C. It gets 52 mm of precipitation over about 12 rainy days. The sun is out about 31% of daylight hours. The February record high is 19°C (2017) and the record low is -27°C (2015).

Burlington weather in March

In March, Burlington averages a high of 6°C and a low of -3°C. It gets 66 mm of precipitation over about 13 rainy days. The sun is out about 34% of daylight hours. The March record high is 27°C (2012) and the record low is -24°C (2003).

Burlington weather in April

In April, Burlington averages a high of 12°C and a low of 2°C. It gets 80 mm of precipitation over about 12 rainy days. The sun is out about 37% of daylight hours. The April record high is 29°C (2002) and the record low is -12°C (2016).

Burlington weather in May

In May, Burlington averages a high of 19°C and a low of 8°C. It gets 71 mm of precipitation over about 12 rainy days. The sun is out about 44% of daylight hours. The May record high is 35°C (2006) and the record low is -2°C (2008). May is one of the most comfortable months to visit.

Burlington weather in June

In June, Burlington averages a high of 24°C and a low of 13°C. It gets 76 mm of precipitation over about 13 rainy days. The sun is out about 48% of daylight hours. The June record high is 35°C (2025) and the record low is 1°C (1998). June is one of the most comfortable months to visit.

Burlington weather in July

In July, Burlington averages a high of 28°C and a low of 16°C. It gets 80 mm of precipitation over about 11 rainy days. The sun is out about 51% of daylight hours. The July record high is 38°C (2012) and the record low is 7°C (2015).

Burlington weather in August

In August, Burlington averages a high of 27°C and a low of 15°C. It gets 54 mm of precipitation over about 10 rainy days. The sun is out about 48% of daylight hours. The August record high is 37°C (2001) and the record low is 6°C (2004). August is one of the most comfortable months to visit.

Burlington weather in September

In September, Burlington averages a high of 23°C and a low of 11°C. It gets 64 mm of precipitation over about 10 rainy days. The sun is out about 50% of daylight hours. The September record high is 35°C (2007) and the record low is -1°C (2000). September is one of the most comfortable months to visit.

Burlington weather in October

In October, Burlington averages a high of 16°C and a low of 6°C. It gets 70 mm of precipitation over about 14 rainy days. The sun is out about 39% of daylight hours. The October record high is 32°C (2007) and the record low is -6°C (2020).

Burlington weather in November

In November, Burlington averages a high of 9°C and a low of 1°C. It gets 58 mm of precipitation over about 11 rainy days. The sun is out about 38% of daylight hours. The November record high is 26°C (2022) and the record low is -14°C (2018).

Burlington weather in December

In December, Burlington averages a high of 3°C and a low of -4°C. It gets 55 mm of precipitation over about 12 rainy days. The sun is out about 20% of daylight hours. The December record high is 19°C (2001) and the record low is -22°C (2004).

Sunshine, humidity and wind in Burlington

July is the sunniest month in Burlington, with sunshine about 51% of daylight hours. January is the cloudiest, at 18%. Over the year the sun shines about 38% of daylight hours. Burlington is sunnier than 68% of Canada.

Humidity peaks in January at 77% and is lowest in April at 66%.

Burlington has about 9 days a year above 32°C. Burlington is hotter than 88% of Canada.

First and last freeze in Burlington

The first fall freeze in Burlington typically comes around October 18, and the last spring freeze around April 30. That leaves a frost-free growing season of about 171 days.

Burlington weather records

The hottest temperature on record at the Burlington station is 38°C, on July 17, 2012. The coldest is -27°C, on February 16, 2015.

The wettest day on record brought 72 mm of rain, on April 20, 2017.

36 all-time records have been set at the station since 1997.

The best time to visit Burlington

The most comfortable time to visit is typically May to June and August to September, when daytime highs sit near 23°C.

Winter (December–February) is cold, with average highs around 1°C and lows near -6°C.

Spring (March–May) is chilly, with average highs around 12°C and lows near 2°C.

Summer (June–August) is warm, with average highs around 26°C and lows near 14°C. It can feel humid.

Autumn (September–November) is mild, with average highs around 16°C and lows near 6°C.

Monthly climate

MonthPrecipRain daysHumiditySunshineSea tempRecord highRecord low
January53 mm1477%18%-16°18°-26°
February52 mm1271%31%-17°19°-27°
March66 mm1368%34%-16°27°-24°
April80 mm1266%37%-16°29°-12°
May71 mm1266%44%-13°35°-2°
June76 mm1368%48%-9°35°
July80 mm1172%51%-7°38°
August54 mm1074%48%-6°37°
September64 mm1074%50%-7°35°-1°
October70 mm1474%39%-10°32°-6°
November58 mm1172%38%-13°26°-14°
December55 mm1277%20%-15°19°-22°

From ERA5 reanalysis. Sunshine is estimated from cloud cover.

Burlington climate questions

How much rain does Burlington get?

Burlington gets 779 mm of precipitation in an average year, over about 143 rainy days.

What is the wettest month in Burlington?

April is the wettest month in Burlington, with 80 mm. February is the driest, with 52 mm.

How many rainy days does Burlington have a year?

Burlington has about 143 days with measurable rain in an average year. January has the most, about 14.

What is the hottest month in Burlington?

July is the warmest month in Burlington, with an average high of 28°C.

What is the coldest month in Burlington?

January is the coldest month in Burlington, with an average low of -8°C.

What is the record high temperature in Burlington?

The record high at the Burlington station is 38°C, set on July 17, 2012. The record low is -27°C, on February 16, 2015.

What is the sunniest month in Burlington?

July is the sunniest month in Burlington, with sunshine about 51% of daylight hours. January is the cloudiest.

When is the first frost in Burlington?

The first fall freeze in Burlington typically comes around October 18. The last spring freeze is around April 30.

What is the best time to visit Burlington?

The most comfortable time to visit is typically May to June and August to September, when daytime highs sit near 23°C.

Source: NOAA GHCN-Daily station HAMILTON RBG CS (12 km away).

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Normals from NOAA GHCN-Daily station HAMILTON RBG CS.