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

June 2020 Long Range Weather Forecast for Southern Ontario
DatesWeather Conditions
Jun 1-4Showers, cool
Jun 5-14Scattered t-storms, cool
Jun 15-20A few showers, warm
Jun 21-30A few t-storms, hot
Junetemperature 18.5°C (1°C above avg.)
precipitation 100mm (20mm above avg.)

July 2020 Long Range Weather Forecast for Southern Ontario
DatesWeather Conditions
Jul 1-7A few showers, warm
Jul 8-13Scattered t-storms, hot
Jul 14-18T-storms, warm
Jul 19-24Isolated t-storms, turning hot
Jul 25-28A few t-storms, hot
Jul 29-31Sunny, cool
Julytemperature 22°C (1°C above avg.)
precipitation 100mm (50mm above avg. east, 10mm 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

Leave a Comment

Same Thing

The Editors's picture

Hi, Amanda: See below. Best wishes from all of us here to both of you!

August 31st 2019

Having an outdoor event on August 31, 2019 in North Bay Ontario. Please tell me I wont be needing a winter or raincoat.

Not All Day

The Editors's picture

Hi: You won’t be needing a winter coat or raincoat. All day, that is. But seriously: Sunny and cool, no prob! Good luck!

Wedding October 26, 2019

Any indication of the weather on October 26th in Toronto, ON?

Bundle Up

The Editors's picture

Hi, Janice: Showers and cool, but dealing with it will just be good practice for a warm marriage! Best wishes!

Sept wedding

My son is determined to have his wedding September 28 on our large wooded property outside. Any chance at all for good weather ?

Whither Thow Goest

The Editors's picture

Hi, Anna: We can’t help you without knowing where. :)

July 6th, 2019 Sudbury weather

Looking for an idea of the weather in Sudbury for July 6th ?

Looks Good

The Editors's picture

Hi, Jessica: Sunny and cool! Have fun!

Weather

What's the weather to be like on June 22nd in Oshawa, Ontario?

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