Northwest Territories weather in September 2019

  • 10°C maximum daytime temperature in September in Northwest Territories (Yellowknife)10
    10°C max day temperature
  • 5 hours of sunshine per day
  • 10 days with some rainfall in September in Northwest Territories (Yellowknife)10
    10 days with some rainfall
  • 3°C minimum night-time temperature in September in Northwest Territories (Yellowknife)3
    3°C min night temperature
  • 13 hours of daylight per day in September in Northwest Territories (Yellowknife)13
    13 hours of daylight per day
  • No heat & humidity in September in Northwest Territories (Yellowknife)0
    No heat & humidity
  • 29 mm monthly rainfall in September in Northwest Territories (Yellowknife)29
    29 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in September in Northwest Territories (Yellowknife)2
    2 (Low) UV index

Going to the Northwest Territories? Find the best month to visit the Northwest Territories based on the weather.

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Expect 10°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Northwest Territories in September. Check more long-term weather averages for Northwest Territories in September before you book your next holiday to Northwest Territories in 2019/2020. The September weather averages shown above are for Yellowknife.

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More about Northwest Territories

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The September weather guide for Northwest Territories, represented by Yellowknife, shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Guide to Northwest Territories weather in September

The average maximum daytime temperature in Northwest Territories in September is a cool 10°C (50°F). The average night-time temperature is usually a cold 3°C (37°F). There are usually 5 hours of bright sunshine each day, which represents 39% of the 13 hours of daylight.

Expect 29mm (1.1 inches) of rainfall across the whole of September with 10 days with some rain falling. Maximum UV levels will be low (2 UV index) at midday when the skies are clear.

The weather in Northwest Territories in September is represented by Yellowknife.

Northwest Territories sunrise & sunset times for September 2019

Browse the sunrise & sunset times for Northwest Territories in September 2019. Select a month to view Northwest Territories sunrise & sunset times for the next twelve months. The Northwest Territories sunrise & sunset times shown below are for Yellowknife.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2019 06:25 20:48
Monday, 2nd September 2019 06:28 20:45
Tuesday, 3rd September 2019 06:31 20:41
Wednesday, 4th September 2019 06:33 20:38
Thursday, 5th September 2019 06:36 20:35
Friday, 6th September 2019 06:39 20:31
Saturday, 7th September 2019 06:41 20:28
Sunday, 8th September 2019 06:44 20:25
Monday, 9th September 2019 06:47 20:21
Tuesday, 10th September 2019 06:49 20:18
Wednesday, 11th September 2019 06:52 20:15
Thursday, 12th September 2019 06:55 20:11
Friday, 13th September 2019 06:57 20:08
Saturday, 14th September 2019 07:00 20:05
Sunday, 15th September 2019 07:02 20:01
Monday, 16th September 2019 07:05 19:58
Tuesday, 17th September 2019 07:08 19:55
Wednesday, 18th September 2019 07:10 19:52
Thursday, 19th September 2019 07:13 19:48
Friday, 20th September 2019 07:16 19:45
Saturday, 21st September 2019 07:18 19:42
Sunday, 22nd September 2019 07:21 19:38
Monday, 23rd September 2019 07:24 19:35
Tuesday, 24th September 2019 07:26 19:31
Wednesday, 25th September 2019 07:29 19:28
Thursday, 26th September 2019 07:31 19:25
Friday, 27th September 2019 07:34 19:21
Saturday, 28th September 2019 07:37 19:18
Sunday, 29th September 2019 07:39 19:15
Monday, 30th September 2019 07:42 19:12
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