For daily wit & wisdom, get the Almanac newsletter.

Long-Range Weather Forecast for Northwest Territories

60-Day Weather Forecast

September 2026 Long Range Weather Forecast for Northwest Territories
DatesWeather Conditions
Sep 1-2Sunny, mild
Sep 3-6Snow showers north, rainy south; cool
Sep 7-13Sunny, warm
Sep 14-16Snowy north, rainy south; chilly
Sep 17-21Sunny, cold
Sep 22-30A few rain and snow showers, then sunny; chilly
Septembertemperature 9°C (1°C above avg.)
precipitation 45mm (10mm above avg.)
October 2026 Long Range Weather Forecast for Northwest Territories
DatesWeather Conditions
Oct 1-9Sunny, chilly north; showers, mild south
Oct 10-15Sunny, chilly
Oct 16-21A few snow showers, cold
Oct 22-31A few rain and snow showers, mild
Octobertemperature -1°C (2°C above avg.)
precipitation 30mm (10mm above avg.)

12-Month Long-Range Weather Outlook

November 2025 to October 2026

Winter will be warmer than normal, with below-normal precipitation and snowfall. The coldest periods will be in late November, as well as early and late December. The snowiest periods will be in late December and early March. April and May will be cooler and wetter than usual. Watch for a snowstorm in early April. Summer will be warmer than normal, with the warmest temperatures in much of June, early July, and mid-August. Precipitation will be above normal in the north and below normal in the south. September and October will feature warmer-than-normal temperatures and above-normal precipitation.

See the complete 12-month weather forecast in The Old Farmer’s Almanac..

The Old Farmer's Almanac Store