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

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Air Quality

45
Good

Air quality is satisfactory, and air pollution poses little or no risk.

GoodHazardous

Daylight Hours

07:51

Sunrise

18:10

Sunset

10 hours 18 minutes of sunlight today

Moon

17:16

Moonrise

05:52

Moonset

Daily Forecast

Saturday

3°37°
15°58°

Today

5°40°
17°62°

Monday

5°40°
11°51°

Tuesday

2°36°
10°51°

Wednesday

1°34°
11°52°

Thursday

2°36°
9°49°

Friday

0°32°
8°47°

Saturday

0°32°
8°47°

Sunday

0°32°
16°61°

Sunday

9°49°
18°64°

UV Index

No protection needed
0Low
LowExtreme

Humidity

93%Very Humid
LowHigh

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Weather 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.

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