2020 Long Range Weather Forecast for Barrie, ON

Get the Long Range Weather for Your Location

See long range weather forecasts for the next 60 days from The Old Farmer’s Almanac! Our long range forecasts can be used to make more informed decisions about future plans that depend on the weather, from vacations and weddings to sporting events and outdoor activities.

To see long term forecasts for the entire year, pick up a copy of The 2020 Old Farmer’s Almanac, available online and in stores.

Note: Long range forecasts are regional, not city-specific.

Free 2-Month Weather Forecast

April 2020 Long Range Weather Forecast for Southern Ontario
DatesWeather Conditions
Apr 1-10Sunny, cool
Apr Rain,then sunny, mild
Apr 11-16Rain, then sunny, cool
Apr 17-19Rain, then sunny, cool
Apr 20-23A few showers, cool
Apr 24-30Rainy periods, turning warmer
Apriltemperature 6°C (1°C below avg.)
precipitation 75mm (10mm above avg.)

May 2020 Long Range Weather Forecast for Southern Ontario
DatesWeather Conditions
May 1-4Sunny, warm
May 5-10A few showers, seasonable
May 11-21Scattered t-storms, turning hot
May 22-31A few showers, cool
Maytemperature 15.5°C (3°C above avg.)
precipitation 70mm (30mm above avg. east, 40mm below west)

Annual Weather Summary
November 2019 to October 2020

Winter temperatures, precipitation, and snowfall will be above normal. The coldest periods will be in mid- to late November, January, early and mid- to late February, and early March. The snowiest periods will be in early and mid-December, mid- to late January, mid-February, and early March. April and May will be warmer than normal, with precipitation above normal in the east and below normal in the west. Summer will be hotter than normal, with the hottest periods in late June and early to mid- and mid- to late July. Precipitation will be above normal in the east and below in the west. September and October will be slightly warmer and drier than normal.

Map showing Old Farmer's Almanac long range weather region number 3

About the Southern Ontario Region

The Southern Ontario long range weather region includes all or part of the following provinces: ONTARIO (Alliston, Amherstburg, Barrie, Bolton, Bradford, Brantford, Chatham, Cobourg, Collingwood, Elliot Lake, Fergus, Fort Erie, Georgetown, Guelph, Haileybury, Hamilton, Ingersoll, Kenora, Kitchener, Leamington, Lindsay, London, Midland, Milton, North Bay, Orangeville, Orillia, Oshawa, Owen Sound, Paris, Peterborough, Port Hope, Sarnia, Simcoe, Stouffville, Stratford, Strathroy, Sudbury, Thunder Bay, Tillsonburg, Timmins, Toronto, Uxbridge, Wallaceburg, Windsor, Woodstock).

Southern Ontario Neighboring Regions

Here are the regions that neighbor the Southern Ontario long range weather region:

Temperature and Precipitation November 2019 to October 2020

Temperature and Precipitation Chart, November 2019 to October 2020 for Barrie, ON

Reader Comments

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Long range weather

How’s the weather going to be around September 4-5?

party

we have an outdoor party on Sunday August 4th 2019 from 3:00pm top 11:00pm. what is the weather outlook?

weather conditions

We have an outdoor wedding in Acton ON. Canada , Aug. 24th 2019. Will we have good weather? Trying to determine if we need a tent to cover our guests.

weather for Acton, Ontario

Hi, Judy. A tent may be a good idea. During that time period the Almanac is predicting showers.

August 23

What is the likelihood of rain on Friday, August 23, 2019?

Sorry I should mention, it's

Sorry I should mention, it's in Woodbridge, Ontario

weather for Woodbridge, Ontario

Hi, Daff. During that time period the Almanac is predicting showers.

Outdoor baby shower??

Hoping to do an outdoor baby shower on Sept 15th. Will it possibly be warm enough?

September 7 outdoor engagement

Hey, just wondering about September 7!? We are having an outdoor engagement and I’m wondering if it’s going to be a really wet day??
Thanks

October 5, 2019

Hi, my wedding is on October 5, 2019 in Toronto. Any predictions on weather? We were hoping to have the ceremony outdoors. Thank you!

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