October 4–6, 2025: Toronto Weather Outlook – More like Summer than Fall!

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Weather Sunny Delight

Feeling more like July than October — sunshine and summer-like warmth dominate the long weekend!

TORONTO – WEATHER – It’s a glorious start to the first weekend of October in Toronto, with clear skies, light winds, and temperatures already at 15°C before sunrise.

The next three days will feature full sunshine, humidex values over 30, and no rain in sight — perfect for Toronto Blue Jays baseball fans, outdoor patios, lakefront walks, or just soaking in one last stretch of summer-like warmth.


Current Conditions (as of 6:00 AM EDT – Toronto Pearson Int’l)

  • Temperature: 15.1°C

  • Dew Point: 10.2°C

  • Humidity: 73%

  • Wind: SW 3 km/h

  • Visibility: 24 km

  • Pressure: 102.2 kPa (falling)

  • Condition: Clear


Saturday, October 4

  • Mainly sunny skies all day.

  • High: 27°C, with humidex of 31°C

  • UV Index: 5 (moderate) — sunscreen is a must.

Tonight:

  • Clear skies, very comfortable evening conditions.

  • Low: 14°C


Sunday, October 5

  • Sunny from start to finish.

  • High: 27°C, humidex 32°Chot for October

  • UV Index: 5 (moderate)

Sunday Night:

  • Clear, low: 15°C


Monday, October 6

  • Sunny and hot again.

  • High: 27°C

Monday Night:

  • Cloudy periods, low of 15°C


Wardrobe & Outdoor Tips

  • Daytime:

    • Dress like it’s July — short sleeves, sunglasses, and light fabrics.

    • Stay hydrated, especially if you’re walking or cycling through the city.

  • Evenings:

    • A light sweater or jacket will be more than enough after sunset.

    • Patio weather continues well into the night!

  • Sun Protection:

    • Despite being October, the UV index remains moderate, so don’t skip sunscreen if you’re outdoors midday.

Event Outlook

🎉 Heading to the Blue Jays game?

  • Expect the roof open at the Rogers Centre with perfect viewing conditions.

  • Hot, dry air and calm winds will make for an enjoyable stadium experience — wear your Jays cap and stay cool!

🌇 Exploring the city or waterfront?

  • It’s ideal for beach visits, patios, and park picnics. No weather interruptions expected.

Weather Trivia

Did you know?
This weekend could rank among Toronto’s warmest early Octobers on record. With forecast highs of 27°C and humidex over 30, it’s more than 10°C above average. October typically marks the beginning of sweater weather, but 2025 is defying expectations, extending the latest summer-like stretch in nearly 15 years.

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