Orléans, Ontario Weather by Month and Climate Averages

How much rain does Orléans get?

Orléans gets 959 mm of precipitation in an average year, spread over about 139 days with measurable rain. That is more rainy days than 63% of Canada.

June is the wettest month, with 108 mm. February is the driest, with 42 mm. October has the most rainy days, about 13.

The longest dry spell in the last five years lasted 15 days, to October 5, 2023.

Does it snow in Orléans?

The snowiest winter on record is 1970–71, with 430 cm.

The most recent measurable snow at the station fell on October 21, 2023.

Orléans weather by month

Orléans weather in January

In January, Orléans averages a high of -6°C and a low of -17°C. It gets 66 mm of precipitation over about 12 rainy days. The sun is out about 27% of daylight hours. The January record high is 10°C (2008) and the record low is -39°C (1976).

Orléans weather in February

In February, Orléans averages a high of -4°C and a low of -16°C. It gets 42 mm of precipitation over about 10 rainy days. The sun is out about 32% of daylight hours. The February record high is 12°C (2011) and the record low is -39°C (1971).

Orléans weather in March

In March, Orléans averages a high of 2°C and a low of -9°C. It gets 51 mm of precipitation over about 9 rainy days. The sun is out about 32% of daylight hours. The March record high is 27°C (2012) and the record low is -33°C (2007).

Orléans weather in April

In April, Orléans averages a high of 11°C and a low of -1°C. It gets 80 mm of precipitation over about 11 rainy days. The sun is out about 37% of daylight hours. The April record high is 31°C (1976) and the record low is -18°C (1977).

Orléans weather in May

In May, Orléans averages a high of 19°C and a low of 6°C. It gets 86 mm of precipitation over about 12 rainy days. The sun is out about 42% of daylight hours. The May record high is 34°C (2010) and the record low is -7°C (1974). May is one of the most comfortable months to visit.

Orléans weather in June

In June, Orléans averages a high of 24°C and a low of 11°C. It gets 108 mm of precipitation over about 12 rainy days. The sun is out about 38% of daylight hours. The June record high is 34°C (1988) and the record low is -2°C (1986).

Orléans weather in July

In July, Orléans averages a high of 26°C and a low of 13°C. It gets 101 mm of precipitation over about 12 rainy days. The sun is out about 43% of daylight hours. The July record high is 35°C (1988) and the record low is 3°C (1982). July is one of the most comfortable months to visit.

Orléans weather in August

In August, Orléans averages a high of 25°C and a low of 12°C. It gets 101 mm of precipitation over about 12 rainy days. The sun is out about 40% of daylight hours. The August record high is 37°C (1975) and the record low is -1°C (1976). August is one of the most comfortable months to visit.

Orléans weather in September

In September, Orléans averages a high of 20°C and a low of 8°C. It gets 89 mm of precipitation over about 12 rainy days. The sun is out about 46% of daylight hours. The September record high is 34°C (2002) and the record low is -7°C (2000). September is one of the most comfortable months to visit.

Orléans weather in October

In October, Orléans averages a high of 13°C and a low of 2°C. It gets 99 mm of precipitation over about 13 rainy days. The sun is out about 36% of daylight hours. The October record high is 28°C (2005) and the record low is -10°C (1997).

Orléans weather in November

In November, Orléans averages a high of 5°C and a low of -4°C. It gets 71 mm of precipitation over about 11 rainy days. The sun is out about 32% of daylight hours. The November record high is 22°C (2020) and the record low is -25°C (2018).

Orléans weather in December

In December, Orléans averages a high of -2°C and a low of -11°C. It gets 65 mm of precipitation over about 13 rainy days. The sun is out about 20% of daylight hours. The December record high is 17°C (2015) and the record low is -37°C (1989).

Sunshine, humidity and wind in Orléans

September is the sunniest month in Orléans, with sunshine about 46% of daylight hours. December is the cloudiest, at 20%. Over the year the sun shines about 35% of daylight hours. Orléans is cloudier than 58% of Canada.

Humidity peaks in January at 78% and is lowest in May at 56%.

Orléans has about 4 days a year above 32°C. Orléans is hotter than 53% of Canada.

First and last freeze in Orléans

The first fall freeze in Orléans typically comes around September 21, and the last spring freeze around May 19. That leaves a frost-free growing season of about 125 days.

Orléans weather records

The hottest temperature on record at the Orléans station is 37°C, on August 1, 1975. The coldest is -39°C, on January 24, 1976.

The wettest day on record brought 98 mm of rain, on September 11, 1986.

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

The annual mean temperature has changed by +0.4°C per decade since 1970.

The best time to visit Orléans

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

Winter (December–February) is cold, with average highs around -4°C and lows near -15°C. Snow is possible.

Spring (March–May) is chilly, with average highs around 11°C and lows near -2°C.

Summer (June–August) is warm, with average highs around 25°C and lows near 12°C. It can feel humid.

Autumn (September–November) is chilly, with average highs around 13°C and lows near 2°C.

Orléans climate questions

How much rain does Orléans get?

Orléans gets 959 mm of precipitation in an average year, over about 139 rainy days.

What is the wettest month in Orléans?

June is the wettest month in Orléans, with 108 mm. February is the driest, with 42 mm.

How many rainy days does Orléans have a year?

Orléans has about 139 days with measurable rain in an average year. October has the most, about 13.

What is the hottest month in Orléans?

July is the warmest month in Orléans, with an average high of 26°C.

What is the coldest month in Orléans?

January is the coldest month in Orléans, with an average low of -17°C.

What is the record high temperature in Orléans?

The record high at the Orléans station is 37°C, set on August 1, 1975. The record low is -39°C, on January 24, 1976.

What is the sunniest month in Orléans?

September is the sunniest month in Orléans, with sunshine about 46% of daylight hours. December is the cloudiest.

When is the first frost in Orléans?

The first fall freeze in Orléans typically comes around September 21. The last spring freeze is around May 19.

What is the best time to visit Orléans?

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