Altona
Durham Region, Greater Toronto, Canada
Current Weather
6°42°
Clear
Feels Like: 4°39°
Min: 3°37°
Max: 15°58°
The next few hours will be clear, with tomorrow reaching 17°C and dropping to 6°C. The coming days will be partly cloudy throughout the day.
Hourly Forecast
Want a closer look at the weather?
Premium adds minute-by-minute rain timing, yesterday comparisons, and more detail across Airpult.
Air Quality
Air quality is satisfactory, and air pollution poses little or no risk.
Daylight Hours
07:51
Sunrise
18:10
Sunset
Moon
17:16
Moonrise
05:52
Moonset
Daily Forecast
Saturday
Today
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Sunday
Resources
UV Index
Humidity
Looking at the night sky?
See moon phases, eclipses, and seasons for this year.
View astronomyCurrent stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Altona.
View stargazing scoreWeather in Altona tomorrow, October 25, 2026
Cloud cover dominates in Altona on October 25, 2026, keeping sunshine limited. Expect a grey, overcast feel rather than long bright spells. The opening hours look fair, as cloud stays near 5% around 05:00. Morning errands should face fewer weather interruptions.Cloud cover dominates in Altona on October 25, 2026, keeping sunshine limited. Expect a grey, overcast feel rather than long bright spells. The opening hours look fair, as cloud stays near 5% around 05:00. Morning errands should face fewer weather interruptions.
Temperatures climb from an overnight low near 5°C toward a daytime high of about 17°C. The air stays humid, with relative humidity between 37% and 97% and the peak around 08:00. A lighter breeze peaks around 14:00 near 14 km/h.Temperatures climb from an overnight low near 40°F toward a daytime high of about 62°F. The air stays humid, with relative humidity between 37% and 97% and the peak around 08:00. A lighter breeze peaks around 14:00 near 9 mph.
Expect persistent cloud later on, with amounts around 100% by 13:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 15.1 km on average, though it can drop toward 12.7 km in thicker cloud or showers. Daylight runs from 07:52 to 18:08, lasting 10 hours 16 minutes of sunlight today.Expect persistent cloud later on, with amounts around 100% by 13:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 9.4 mi on average, though it can drop toward 7.9 mi in thicker cloud or showers. Daylight runs from 07:52 to 18:08, lasting 10 hours 16 minutes of sunlight today.
The practical takeaway for Altona on October 25, 2026 is a cloudy day that stays usable, just not particularly bright, around 17°C.The practical takeaway for Altona on October 25, 2026 is a cloudy day that stays usable, just not particularly bright, around 62°F.
Frequently asked questions about weather in Altona
How warm does it get in Altona?
The warmest month in Altona is July, with average high temperatures of 27°C. The average temperature during this period is around 22°C.The warmest month in Altona is July, with average high temperatures of 80°F. The average temperature during this period is around 71°F.
How cold does it get in Altona?
The coldest month in Altona is January, with average low temperatures of -9°C. The average temperature during this period is around -5°C.The coldest month in Altona is January, with average low temperatures of 16°F. The average temperature during this period is around 23°F.
What is the wettest time of year in Altona?
The wettest month in Altona is April, with an average of 100 mm of precipitation.The wettest month in Altona is April, with an average of 3.9 in of precipitation.
What is the driest time of year in Altona?
The driest month in Altona is November, with an average of 62 mm of precipitation.The driest month in Altona is November, with an average of 2.5 in of precipitation.


