{"id":939498,"date":"2026-10-20T02:08:14","date_gmt":"2026-10-20T02:08:14","guid":{"rendered":"https:\/\/www.newsbeep.com\/ca\/939498\/"},"modified":"2026-10-20T02:08:14","modified_gmt":"2026-10-20T02:08:14","slug":"oct-20-weather-fog-patches-and-frost-in-southern-ontario","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/ca\/939498\/","title":{"rendered":"Oct. 20 weather: Fog patches and frost in southern Ontario"},"content":{"rendered":"

Tuesday is expected to bring warmer-than-usual temperatures to the Greater Toronto Area with a chance of fog patches and frost across southern Ontario.<\/p>\n

Environment and Climate Change Canada says the morning will be sunny in Toronto, Mississauga, Brampton, Oshawa and Burlington, with a mix of sun and cloudy conditions in Hamilton and the Niagara Falls area.<\/p>\n

Winds could reach up to 20 km\/h in the morning in the GTA before becoming light in the afternoon, and there\u2019s a chance of fog patches in the early hours in Hamilton and Niagara Falls.<\/p>\n

The daytime high will be around 16 C in Mississauga, with a UV index of 4 or \u201cmoderate,\u201d the weather agency says.<\/p>\n

The seasonal normal in Mississauga for Oct. 20 is between 3 C to 12 C, Environment Canada says.<\/p>\n

Tuesday night is expected to be clear in the GTA with a low of 2 C, and patchy frost is possible overnight. The low will be 3 C, the weather agency says.<\/p>\n

<\/p>\n

<\/p>\n

Unseasonably warm temperatures are expected to stick around through most of the week, Environment Canada says. Wednesday is expected to be sunny with a high of around 15 C in Mississauga, while the evening will be clear with a low of 6 C.<\/p>\n

Thursday\u2019s forecast calls for more sunny skies, a high of 18 C and a low of 1 C overnight.<\/p>\n

The mercury will drop a bit on Friday with a high of 13 C expected, while the weekend will bring highs of 14 C on Saturday and 18 C on Sunday to Mississauga, the weather agency says.<\/p>\n

Last 30 Days: 53,897 Votes<\/p>\n

All Time: 1,581,857 Votes<\/p>\n

365 VOTES
\n Do you trust the promises being made by mayoral candidates in your city? <\/p>\n


\n INSAUGA Canada’s Editorial Standards and Policies <\/a><\/p>\n

\tStay in the know.<\/p>\n

Subscribe now to receive our daily email of today\u2019s top stories in your city!<\/p>\n","protected":false},"excerpt":{"rendered":"Tuesday is expected to bring warmer-than-usual temperatures to the Greater Toronto Area with a chance of fog patches…\n","protected":false},"author":2,"featured_media":939499,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[194297],"tags":[49,48,55405],"class_list":["post-939498","post","type-post","status-publish","format-standard","has-post-thumbnail","category-mississauga","tag-ca","tag-canada","tag-mississauga"],"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts\/939498","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/comments?post=939498"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts\/939498\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/media\/939499"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/media?parent=939498"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/categories?post=939498"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/tags?post=939498"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}