Brightside

Lanark County, Ontario, Canada

Current Weather

17°62°

Mostly Cloudy

Feels Like: 5°42°

Min: 0°32°

Max: 17°63°

The next few hours will be clear, with today reaching 17°C and dropping to 10°C. The coming days will be partly cloudy throughout the day.

Hourly Forecast

17°63°17°62°15°60°13°55°11°51°11°51°10°50°11°51°11°52°11°52°10°51°11°52°10°51°11°51°11°51°11°51°10°51°2°35°2°35°1°34°1°34°1°33°1°34°2°35°
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
Today
Tomorrow

Want a closer look at the weather?

Premium adds minute-by-minute rain timing, yesterday comparisons, and more detail across Airpult.

Get Premium

Air Quality

33
Good

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

GoodHazardous

Daylight Hours

07:43

Sunrise

17:55

Sunset

10 hours 11 minutes of sunlight today

Moon

17:26

Moonrise

06:58

Moonset

Daily Forecast

Today

0°32°
17°63°

Monday

1°33°
11°52°

Tuesday

1°33°
3°37°

Wednesday

-2°29°
2°36°

Thursday

-3°26°
2°35°

Friday

-4°25°
1°34°

Saturday

-4°25°
2°36°

Sunday

-3°26°
3°37°

Sunday

-2°29°
9°48°

Monday

-2°28°
16°60°

UV Index

No protection needed
2Low
LowExtreme

Humidity

48%Dry
LowHigh

Looking at the night sky?

See moon phases, eclipses, and seasons for this year.

View astronomy

Current stargazing conditions?

See sky darkness, moon phase, and the best viewing window for Brightside.

View stargazing score

Weather in Brightside today, October 25, 2026

Brightside stays under cloudy skies on October 25, 2026, with only brief brighter breaks. Plan for a day that feels grey more often than open.Brightside stays under cloudy skies on October 25, 2026, with only brief brighter breaks. Plan for a day that feels grey more often than open.

The day peaks near 17°C and cools toward 0°C. Expect humidity between 47% and 80%, most humid near 19:00. Airflow remains manageable, reaching about 15 km/h around 15:00.The day peaks near 63°F and cools toward 32°F. Expect humidity between 47% and 80%, most humid near 19:00. Airflow remains manageable, reaching about 9 mph around 15:00.

Expect persistent cloud later on, with amounts around 100% by 15:00. Sunshine remains the exception, not the rule. Views remain open at about 16.1 km. Daylight runs from 07:43 to 17:55, lasting 10 hours 11 minutes of sunlight today.Expect persistent cloud later on, with amounts around 100% by 15:00. Sunshine remains the exception, not the rule. Views remain open at about 10 mi. Daylight runs from 07:43 to 17:55, lasting 10 hours 11 minutes of sunlight today.

In short, cloud leads the story in Brightside on October 25, 2026; expect limited sun and a peak around 17°C.In short, cloud leads the story in Brightside on October 25, 2026; expect limited sun and a peak around 63°F.

Frequently asked questions about weather in Brightside

How warm does it get in Brightside?

The warmest month in Brightside is July, with average high temperatures of 27°C. The average temperature during this period is around 21°C.The warmest month in Brightside is July, with average high temperatures of 81°F. The average temperature during this period is around 71°F.

How cold does it get in Brightside?

The coldest month in Brightside is January, with average low temperatures of -12°C. The average temperature during this period is around -8°C.The coldest month in Brightside is January, with average low temperatures of 11°F. The average temperature during this period is around 18°F.

What is the wettest time of year in Brightside?

The wettest month in Brightside is April, with an average of 108 mm of precipitation.The wettest month in Brightside is April, with an average of 4.3 in of precipitation.

What is the driest time of year in Brightside?

The driest month in Brightside is September, with an average of 55 mm of precipitation.The driest month in Brightside is September, with an average of 2.2 in of precipitation.

View full climate insights for Brightside →