Coquitlam, British Columbia Weather by Month and Climate Averages

How much rain does Coquitlam get?

Coquitlam gets 1778 mm of precipitation in an average year, spread over about 149 days with measurable rain. That is more rainy days than 71% of Canada.

November is the wettest month, with 282 mm. July is the driest, with 43 mm. November has the most rainy days, about 17.

The longest dry spell in the last five years lasted 32 days, to July 23, 2023.

Does it snow in Coquitlam?

The snowiest winter on record is 1970–71, with 196 cm.

The most recent measurable snow at the station fell on March 3, 2024.

Coquitlam weather by month

Coquitlam weather in January

In January, Coquitlam averages a high of 6°C and a low of 2°C. It gets 260 mm of precipitation over about 17 rainy days. The sun is out about 13% of daylight hours. The January record high is 17°C (1981) and the record low is -22°C (2024).

Coquitlam weather in February

In February, Coquitlam averages a high of 8°C and a low of 2°C. It gets 137 mm of precipitation over about 13 rainy days. The sun is out about 21% of daylight hours. The February record high is 19°C (1986) and the record low is -13°C (1989).

Coquitlam weather in March

In March, Coquitlam averages a high of 10°C and a low of 3°C. It gets 186 mm of precipitation over about 16 rainy days. The sun is out about 28% of daylight hours. The March record high is 24°C (2004) and the record low is -8°C (1976).

Coquitlam weather in April

In April, Coquitlam averages a high of 13°C and a low of 6°C. It gets 122 mm of precipitation over about 13 rainy days. The sun is out about 33% of daylight hours. The April record high is 30°C (2016) and the record low is -3°C (2008).

Coquitlam weather in May

In May, Coquitlam averages a high of 17°C and a low of 9°C. It gets 89 mm of precipitation over about 11 rainy days. The sun is out about 33% of daylight hours. The May record high is 34°C (1983) and the record low is -1°C (2002). May is one of the most comfortable months to visit.

Coquitlam weather in June

In June, Coquitlam averages a high of 19°C and a low of 11°C. It gets 70 mm of precipitation over about 10 rainy days. The sun is out about 36% of daylight hours. The June record high is 38°C (2021) and the record low is 4°C (1976). June is one of the most comfortable months to visit.

Coquitlam weather in July

In July, Coquitlam averages a high of 23°C and a low of 13°C. It gets 43 mm of precipitation over about 6 rainy days. The sun is out about 59% of daylight hours. The July record high is 35°C (2007) and the record low is 6°C (2000). July is one of the most comfortable months to visit.

Coquitlam weather in August

In August, Coquitlam averages a high of 23°C and a low of 13°C. It gets 67 mm of precipitation over about 6 rainy days. The sun is out about 52% of daylight hours. The August record high is 34°C (2020) and the record low is 7°C (1973). August is one of the most comfortable months to visit.

Coquitlam weather in September

In September, Coquitlam averages a high of 19°C and a low of 11°C. It gets 90 mm of precipitation over about 9 rainy days. The sun is out about 44% of daylight hours. The September record high is 32°C (1988) and the record low is 1°C (2000). September is one of the most comfortable months to visit.

Coquitlam weather in October

In October, Coquitlam averages a high of 13°C and a low of 7°C. It gets 191 mm of precipitation over about 15 rainy days. The sun is out about 30% of daylight hours. The October record high is 28°C (1987) and the record low is -7°C (1984).

Coquitlam weather in November

In November, Coquitlam averages a high of 8°C and a low of 4°C. It gets 282 mm of precipitation over about 17 rainy days. The sun is out about 21% of daylight hours. The November record high is 19°C (1981) and the record low is -16°C (1985).

Coquitlam weather in December

In December, Coquitlam averages a high of 6°C and a low of 1°C. It gets 240 mm of precipitation over about 17 rainy days. The sun is out about 19% of daylight hours. The December record high is 16°C (1996) and the record low is -16°C (2021).

Sunshine, humidity and wind in Coquitlam

July is the sunniest month in Coquitlam, with sunshine about 59% of daylight hours. January is the cloudiest, at 13%. Over the year the sun shines about 32% of daylight hours. Coquitlam is cloudier than 77% of Canada.

Humidity peaks in December at 89% and is lowest in July at 69%.

Coquitlam has about 2 days a year above 32°C. Coquitlam is cooler than 89% of Canada.

First and last freeze in Coquitlam

The first fall freeze in Coquitlam typically comes around November 14, and the last spring freeze around March 28. That leaves a frost-free growing season of about 231 days.

Coquitlam weather records

The hottest temperature on record at the Coquitlam station is 38°C, on June 28, 2021. The coldest is -22°C, on January 12, 2024.

The wettest day on record brought 139 mm of rain, on October 16, 2003.

42 all-time records have been set at the station since 1970.

The annual mean temperature has changed by +0.2°C per decade since 1971.

The best time to visit Coquitlam

The most comfortable time to visit is typically May to September, when daytime highs sit near 21°C.

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

Spring (March–May) is mild, with average highs around 13°C and lows near 6°C.

Summer (June–August) is warm, with average highs around 22°C and lows near 13°C. It can feel humid.

Autumn (September–November) is mild, with average highs around 14°C and lows near 7°C.

Coquitlam climate questions

How much rain does Coquitlam get?

Coquitlam gets 1778 mm of precipitation in an average year, over about 149 rainy days.

What is the wettest month in Coquitlam?

November is the wettest month in Coquitlam, with 282 mm. July is the driest, with 43 mm.

How many rainy days does Coquitlam have a year?

Coquitlam has about 149 days with measurable rain in an average year. November has the most, about 17.

What is the hottest month in Coquitlam?

July is the warmest month in Coquitlam, with an average high of 23°C.

What is the coldest month in Coquitlam?

December is the coldest month in Coquitlam, with an average low of 1°C.

What is the record high temperature in Coquitlam?

The record high at the Coquitlam station is 38°C, set on June 28, 2021. The record low is -22°C, on January 12, 2024.

What is the sunniest month in Coquitlam?

July is the sunniest month in Coquitlam, with sunshine about 59% of daylight hours. January is the cloudiest.

When is the first frost in Coquitlam?

The first fall freeze in Coquitlam typically comes around November 14. The last spring freeze is around March 28.

What is the best time to visit Coquitlam?

The most comfortable time to visit is typically May to September, when daytime highs sit near 21°C.