Live Weather & Forecast

Weather in Longlac

Ontario, Canada · Real-time conditions & 3-day outlook

Flag of Canada
Fog
1°C
Feels like 1°C
34°F / Feels 33°F
Fog
Longlac, Ontario
🌞 Daytime
Updated: 2026-04-25 07:15
💧
Humidity
97%
💨
Wind
5 km/h W
🌬️
Wind Gust
8.1 km/h
🌡️
Pressure
1014 mb
👁️
Visibility
0 km
☀️
UV Index
0 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
100%
💦
Dew Point
0°C
🌐
Wind Degree
260°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
161.8 μg/m³
NO₂
1.1 μg/m³
O₃
88 μg/m³
SO₂
1 μg/m³
PM 2.5
7.7 μg/m³
PM 10
9.2 μg/m³

Weather Alerts 3

Met · Moderate · Future
yellow warning - rainfall - in effect

Rain, heavy at times continues. The frozen ground has a reduced ability to absorb this rainfall. What: Total rainfall amounts of 30 to 50 mm. When: Ending this evening. Additional Information: A stalled cold front continues to bring rain, heavy at times, to the area. This front will move out of the area this evening, bringing an end to the rain. ### Water will likely pool on roads and in low...

Don't drive through flooded roadways. Watch for washouts near rivers, creeks and culverts.

Effective: 2026-04-24T19:17:46-00:00  ·  Expires: 2026-04-25T08:01:46-00:00
Met · Moderate · Future
yellow advisory - fog - in effect

Near zero visibility in fog is expected tonight into Saturday morning. ### Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.

Be prepared for areas of near-zero visibility and allow extra time to reach your destination.

Effective: 2026-04-25T01:33:11-00:00  ·  Expires: 2026-04-25T15:02:11-00:00
Met · Moderate · Future
yellow advisory - fog - in effect

Near zero visibility in fog is expected into this morning. ### Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.

Be prepared for areas of near-zero visibility and allow extra time to reach your destination.

Effective: 2026-04-25T04:57:22-00:00  ·  Expires: 2026-04-25T15:00:22-00:00

Today's Hourly Forecast

24-hour breakdown for Longlac, Ontario

12 AM
Mist
2°
Mist
💧 95% 💨 6.5 km/h
1 AM
Mist
2°
Mist
💧 95% 💨 5.4 km/h
2 AM
Mist
2°
Mist
💧 96% 💨 5 km/h
3 AM
Mist
2°
Mist
💧 96% 💨 6.1 km/h
4 AM
Clear
1°
Clear
💧 91% 💨 1.1 km/h
5 AM
Clear
1°
Clear
💧 91% 💨 1.4 km/h
6 AM
Mist
1°
Mist
💧 95% 💨 4.7 km/h
7 AM
Fog
1°
Fog
💧 97% 💨 5 km/h
8 AM
Mist
2°
Mist
💧 97% 💨 3.6 km/h
9 AM
Mist
3°
Mist
💧 95% 💨 11.9 km/h
10 AM
Overcast
4°
Overcast
💧 94% 💨 12.2 km/h
11 AM
Overcast
5°
Overcast
💧 92% 💨 12.2 km/h
12 PM
Overcast
5°
Overcast
💧 93% 💨 11.2 km/h
1 PM
Overcast
6°
Overcast
💧 93% 💨 10.8 km/h
2 PM
Cloudy
8°
Cloudy
💧 85% 💨 11.5 km/h
3 PM
Overcast
9°
Overcast
💧 74% 💨 12.2 km/h
4 PM
Partly Cloudy
9°
Partly Cloudy
💧 70% 💨 11.5 km/h
5 PM
Sunny
11°
Sunny
💧 67% 💨 9.7 km/h
6 PM
Sunny
11°
Sunny
💧 46% 💨 7.9 km/h
7 PM
Partly Cloudy
10°
Partly Cloudy
💧 57% 💨 8.3 km/h
8 PM
Sunny
8°
Sunny
💧 70% 💨 8.3 km/h
9 PM
Clear
6°
Clear
💧 82% 💨 9 km/h
10 PM
Clear
5°
Clear
💧 86% 💨 7.9 km/h
11 PM
Clear
4°
Clear
💧 88% 💨 7.9 km/h

3-Day Forecast

Daily overview for Longlac, Ontario

Today
Overcast
Overcast
12° / 0°
🌧️ 0% chance of rain
💧 Avg. humidity: 85%
💨 Max wind: 12.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 3.2
🌅 Sunrise: 06:35 AM
🌇 Sunset: 08:57 PM
🌙 Waxing Gibbous
🌑 Moon: 60% lit
Sun, Apr 26
Patchy rain nearby
Patchy rain nearby
11° / 3°
🌧️ 89% chance of rain
💧 Avg. humidity: 81%
💨 Max wind: 16.6 km/h
🌧️ Total precip: 1.53 mm
☀️ UV Index: 3.7
🌅 Sunrise: 06:33 AM
🌇 Sunset: 08:59 PM
🌙 Waxing Gibbous
🌑 Moon: 70% lit
Mon, Apr 27
Moderate rain
Moderate rain
12° / 4°
🌧️ 78% chance of rain
💧 Avg. humidity: 80%
💨 Max wind: 14 km/h
🌧️ Total precip: 6.49 mm
☀️ UV Index: 2.9
🌅 Sunrise: 06:31 AM
🌇 Sunset: 09:00 PM
🌙 Waxing Gibbous
🌑 Moon: 79% lit

Best Time to Visit Longlac

Plan your trip to Longlac, Canada around the most favorable weather conditions.

Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
← Back to Longlac 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Longlac?
Current conditions in Longlac: Fog, temperature 1°C, humidity 97%.
What is the best time to visit Longlac?
The best time to visit Longlac is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Longlac?
Longlac is located at approximately 49.8° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Longlac?
The wettest period in Longlac is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Longlac?
For visits to Longlac during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Longlac in?
Longlac is located in Canada, in the state of Ontario.
What are the public holidays in Longlac in 2026?
View the 2026 public holidays for Longlac on our Holidays page.
What are the GPS coordinates used for the weather forecast in Longlac?
The weather forecast for Longlac uses coordinates 49.7782, -86.5394.
What is the current temperature outside in Longlac?
The current outdoor temperature in Longlac is 1°C (34°F) with fog.
What is the hourly weather forecast for Longlac today?
Today's hour-by-hour weather breakdown for Longlac is shown in the Hourly Forecast section above, including temperature, rain chance, and conditions for each hour of the day.
What is the weather in Longlac tomorrow hour by hour?
Tomorrow's forecast for Longlac shows a high of 11°C and a low of 3°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in Longlac?
Rain is not expected in Longlac today. Current forecast shows no significant rain probability.
Is it going to rain today in Longlac?
No, rain is not forecast for Longlac today. Current conditions show clear to partly cloudy skies.