Toronto Weather

2025 Summer

Average Temperature
25.8 °C
High
/
17.7 °C
Low
169.3mm
Rain Volume
35.6°C
Peak Temp
6.7°C
Low Temp
92
Days Count

Temperature Trends

Daily high, low, and average

Weather Extremes

Most notable conditions during this period

Period High

35.6°C
Tuesday, June 24
avg daily high: 25.8°C

Coolest Day

15.5°C
Sunday, June 1
avg daily high: 25.8°C

Period Low

6.7°C
Sunday, June 1
avg night low: 17.7°C
Progress 0%
0 / 0 years
Analyzing Historical Data

Analyzing 15 years of historical data...

Analysis Period

Years: 15
Location: Toronto
Period: 2025-06-01 to 2025-08-31

Weather Insights

Key findings from analysis for selected period

Variable with Hot Extremes

Worth noting

Average of 25.8°C but 2 very hot days (35.6°C peak).

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Seasonal Weather Patterns

Info
Rainfall Patterns:
Wettest: August (72mm), June (62mm)
Driest: July (36mm), June (62mm)

Temperature Patterns (Monthly Averages):
Hottest months: July (28.0°C), August (24.8°C)
Coolest months: June (24.4°C), August (24.8°C)

Travel Recommendations:
Best visiting months: June, August, July (optimal temperature and rainfall balance).
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3 Exceptional Weather Events

Info

The most extreme days in this period:

Jun 24 Heat

Hottest day: 35.6°C — the average daily high in this period was 25.8°C

Jun 23 Heat

Very hot day: 35.3°C — the average daily high in this period was 25.8°C

Aug 19 Rain

Heavy rain: 39.0mm in one day

5 Extreme Heat Index Days

Worth noting

5 days with dangerous heat index levels (43.8°C average). Temperature 33.7°C combined with 66% humidity creates hazardous conditions.

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Moderate Humidity Levels

Notable

Average humidity of 66% represents typical moderate moisture conditions. Generally comfortable range for most activities. Humidity varied significantly (48%-94% range).

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Data Source

Weather data provided by Open-Meteo, offering reliable historical weather information from meteorological stations worldwide.

Data accuracy and availability may vary by location and time period.

© 2025 WeatherWhen. Historical weather data analysis tool.

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