Climate and monthly weather forecast
Summerside, Canada

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Weather in January

January, the same as December, in Summerside, Canada, is a freezing cold winter month, with an average temperature ranging between max -3.3°C (26.1°F) and min -8.8°C (16.2°F). January and February are identified as the coldest months, with an average high-temperature of -3.3°C (26.1°F). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Summerside, Canada, with an average temperature varying between -9.3°C (15.3°F) and -3.3°C (26.1°F). Summerside's lowest temperatures tend to occur in January and February, with an average high-temperature of -3.3°C (26.1°F). Weather in February »

Weather in March

March, the first month of the spring in Summerside, is also a subzero cold month, with an average temperature fluctuating between -5.7°C (21.7°F) and -0.6°C (30.9°F). March commences with an average high-temperature of a still subzero cold -0.6°C (30.9°F), showing little deviation from February's -3.3°C (26.1°F). Weather in March »

Weather in April

April in Summerside, Canada, is a cold spring month, with an average temperature varying between 0.3°C (32.5°F) and 5.7°C (42.3°F). With the beginning of April, Summerside's average high-temperature sees an increase, transitioning from a freezing cold -0.6°C (30.9°F) in March to a wintry 5.7°C (42.3°F). Weather in April »

Weather in May

The last month of the spring, May, is a cool month in Summerside, Canada, with temperature in the range of an average low of 5.5°C (41.9°F) and an average high of 11.8°C (53.2°F). May brings an increase in the average high-temperature, progressing from an icy 5.7°C (42.3°F) in April to a fresh 11.8°C (53.2°F). Weather in May »

Weather in June

June, the first month of the summer in Summerside, is an enjoyable month, with an average temperature ranging between min 10.3°C (50.5°F) and max 17.1°C (62.8°F). As May transitions into June, Summerside sees a rise in the average high-temperature, moving from a fresh 11.8°C (53.2°F) to a comfortable 17.1°C (62.8°F). Weather in June »

Weather in July

July is a pleasant summer month in Summerside, Canada, with an average temperature fluctuating between 15.2°C (59.4°F) and 22.2°C (72°F). Summerside's transition into July sees a rise in the average high-temperature, advancing from an enjoyable 17.1°C (62.8°F) in June to an agreeable 22.2°C (72°F). Weather in July »

Weather in August

August, the last month of the summer in Summerside, is also an agreeable month, with an average temperature fluctuating between 16°C (60.8°F) and 22.8°C (73°F). In Summerside, the average temperatures in August are the highest, with a peak at 22.8°C (73°F) and a low of 16°C (60.8°F). Weather in August »

Weather in September

September, the first month of the autumn in Summerside, is also an enjoyable month, with an average temperature varying between 12.6°C (54.7°F) and 18.5°C (65.3°F). The onset of September brings a small shift in high-temperatures, falling from a pleasant 22.8°C (73°F) in August to an enjoyable 18.5°C (65.3°F). Weather in September »

Weather in October

October, like September, in Summerside, Canada, is another fresh autumn month, with temperature in the range of an average low of 7.4°C (45.3°F) and an average high of 12.1°C (53.8°F). October comes with a drop in the average high-temperature, falling from September's refreshing 18.5°C (65.3°F) to a fresh 12.1°C (53.8°F). Weather in October »

Weather in November

November, the last month of the autumn in Summerside, is another chilly month, with temperature in the range of an average low of 1.8°C (35.2°F) and an average high of 6.1°C (43°F). The move into November indicates a reduction in the average high-temperature, down from October's cool 12.1°C (53.8°F) to a chilly 6.1°C (43°F). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Summerside, Canada, with an average temperature fluctuating between -3.7°C (25.3°F) and 0.5°C (32.9°F). December's onset brings a reduction in the average high-temperature, from a chilly 6.1°C (43°F) in November to an icy 0.5°C (32.9°F). Weather in December »
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Frequently asked questions

What is the coldest month in Summerside?

Summerside witnesses its lowest temperatures in January and February, reaching an average of -3.3°C (26.1°F).

How many days does it rain in Summerside?

In Summerside, Canada, during the entire year, the rain falls for 153.3 days and collects up to 807mm (31.77") of precipitation.

When does it snow in Summerside?

January through May, October through December are months with snowfall in Summerside.

How much does it snow in Summerside?

Throughout the year, in Summerside, Canada, there are 81.4 snowfall days, and 813mm (32.01") of snow is accumulated.

What are the months with the least sunshine in Summerside?

The months with the least sunshine in Summerside are January and December, with an average of 2.7h of sunshine.

What is the most humid month in Summerside?

The most humid month in Summerside, Canada, is February, with an average relative humidity of 89%.

What is the snowiest month in Summerside?

The month with the most snowfall in Summerside is February, when snow falls for 17.4 days and typically aggregates up to 195mm (7.68") of snow.

What are the months with the coldest sea water in Summerside?

February and March, with an average sea temperature of -1.1°C (30°F), are months with the coldest seawater in Summerside.

When is the lowest UV index in Summerside?

The months with the lowest UV index in Summerside, Canada, are February, March and December, with an average maximum UV index of 1.

When is Daylight Saving Time (DST) in Summerside?

On Sunday, 10. March 2024, at 2:00 am, Daylight Saving Time starts in Summerside, and the time zone changes from AST to ADT. Daylight Saving Time ends on Sunday, 03. November 2024, at 2:00 am, and the time zone reverts from ADT to AST.

When it does not snow in Summerside?

June through September are months without snowfall in Summerside.

When are the longest days in Summerside?

With an average of 15h and 42min of daylight, June has the longest days of the year.

When is the highest UV index in Summerside?

The months with the highest UV index in Summerside, Canada, are June through August, with an average maximum UV index of 5.

What are the least humid months in Summerside?

The months with the lowest humidity are July through October, with an average relative humidity of 77%.

What is the driest month in Summerside?

July is the month with the least rainfall in Summerside, Canada. Rain falls for 15.8 days and accumulates 53mm (2.09") of precipitation.

What are the months with the most sunshine in Summerside?

The months with the most sunshine in Summerside are July and August, with an average of 9.1h of sunshine.

What are the warmest months in Summerside?

The warmest period in Summerside, Canada, tends to be August, when average temperatures fluctuate between a high of 22.8°C (73°F) and a low of 16°C (60.8°F).

When is the sea warmest in Summerside?

With an average sea temperature of 18.2°C (64.8°F), August is the month with the warmest seawater.

What is the wettest month in Summerside?

December is the month with the most rainfall in Summerside, Canada. Rain falls for 11.4 days and accumulates 86mm (3.39") of precipitation.

What is the month with the shortest days in Summerside?

The month with the shortest days in Summerside is December, with an average of 8h and 42min of daylight.

Average temperature
Summerside, Canada

Average temperature - Summerside, Canada

The warmest month (with the highest average high temperature) is August (22.8°C).
The months with the lowest average high temperature are January and February (-3.3°C).

The month with the highest average low temperature is August (16°C).
The coldest month (with the lowest average low temperature) is February (-9.3°C).

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Average pressure
Summerside, Canada

Average pressure - Summerside, Canada

The month with the highest atmospheric pressure is September (1016.2mbar).
The month with the lowest atmospheric pressure is January (1012mbar).

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Average wind speed
Summerside, Canada

Average wind speed - Summerside, Canada

The windiest month (with the highest average wind speed) is December (20.2km/h).
The calmest month (with the lowest average wind speed) is July (14.4km/h).

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Average humidity
Summerside, Canada

Average humidity - Summerside, Canada

The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are July, August, September and October (77%).

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Average rainfall
Summerside, Canada

Average rainfall - Summerside, Canada

The wettest month (with the highest rainfall) is December (86mm).
The driest month (with the least rainfall) is July (53mm).

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Average rainfall days
Summerside, Canada

Average rainfall days - Summerside, Canada

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (6 days).

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Average snowfall
Summerside, Canada

Average snowfall - Summerside, Canada

The month with the highest snowfall is February (195mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days
Summerside, Canada

Average snowfall days - Summerside, Canada

The month with the highest number of snowfall days is January (18.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature
Summerside, Canada

Average sea temperature - Summerside, Canada

The best month for swimming (with the highest average sea temperature) is August (18.2°C).
The coldest months (with the lowest average sea temperature) are February and March (-1.1°C).

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Average daylight / Average sunshine
Summerside, Canada

Average daylight / Average sunshine - Summerside, Canada

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

The months with the most sunshine are July and August (Average sunshine: 9h and 6min).
The months with the least sunshine are January and December (Average sunshine: 2h and 42min).

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Average sunshine days
Summerside, Canada

Average sunshine days - Summerside, Canada

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (7.3 days).

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Average UV index
Summerside, Canada

Average UV index - Summerside, Canada

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are February, March and December (UV index 1).

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Average visibility
Summerside, Canada

Average visibility - Summerside, Canada

The months with the highest visibility are April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is February (7km).

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Summerside, Canada

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