September 5, 2025: Sioux Lookout Detailed Weather Forecast

1800
Weather Update - Leaves in Fall

Cool, Cloudy, and Windy Today — Gradual Warming Ahead

SIOUX LOOKOUT – WEATHER – A chilly and blustery Friday morning is underway in Sioux Lookout, with mostly cloudy skies, strong northwest winds, and a good chance of scattered showers throughout the day. Temperatures remain below seasonal norms, but residents can look forward to a gradual warming trend beginning this weekend and continuing into next week.

Today’s Weather Overview

Current Conditions (As of 4:00 AM CDT)

  • Temperature: 4.1°C

  • Condition: Mostly Cloudy

  • Dew Point: 2.8°C

  • Humidity: 91%

  • Wind: Northwest 22 km/h, gusting to 38 km/h

  • Pressure: 99.9 kPa and falling

  • Visibility: 24 km

Expect a cloudy day with a 60% chance of showers, particularly through the morning and early afternoon. Winds will strengthen from the northwest at 30 km/h, gusting up to 50 km/h. Daytime temperatures will stay cool, with a high of just 8°C. The UV index is 2 (Low)—minimal sun exposure expected.

Weekend Forecast

Saturday, September 6

  • Day: A mix of sun and cloud with a 30% chance of showers in the afternoon.

  • High: 13°C

  • UV Index: 4 (Moderate)

  • Night: Cloudy periods with a 30% chance of showers.

  • Low: 4°C

Sunday, September 7

  • Day: A continued mix of sun and cloud with a 30% chance of scattered showers.

  • High: 14°C

  • Night: Partly cloudy, low near 5°C

Monday, September 8

  • Day: Warmer and more pleasant with a mix of sun and cloud.

  • High: 19°C

  • Night: Cloudy periods, low around 11°C


Wardrobe Recommendations

  • Friday: It’s a bundle-up kind of day—go with a windproof jacket, layers, and water-resistant footwear if you’re heading out.

  • Saturday & Sunday: A light jacket or hoodie will be ideal. Mornings and evenings remain chilly, but daytime conditions will feel more comfortable.

  • Monday: Welcome back sweater weather! Long sleeves will be enough, but a light layer for the morning is still wise.

Weather Trivia

Did You Know?
Sioux Lookout, often called the “Hub of the North,” experiences over 200 frost-free days less than Toronto annually, making early fall chills a defining part of its climate. Despite this, its late-summer sun angle can still deliver warmth quickly—making for big swings in temperature across a single day.

Previous articleSeptember 5, 2025: Dryden & Vermilion Bay Detailed Weather Forecast
Next articleHow to Budget for Every Three‑Month Tax Bill