Cartwright weather in September 2026

Expect daytime maximum temperatures of 54°F in Cartwright, Newfoundland & Labrador in September based on long-term weather averages. There are 4 hours of sunshine per day on average with 15 days with some rainfall and typically 3.5 inches of rainfall in the month.

  • 54°F maximum daytime temperature in September in Cartwright54
    54°F max day temperature
  • 4 hours of sunshine per day
  • 15 days with some rainfall in September in Cartwright15
    15 days with some rainfall
  • 39°F minimum night-time temperature in September in Cartwright39
    39°F min night temperature
  • 13 hours of daylight per day in September in Cartwright13
    13 hours of daylight per day
  • No heat & humidity in September in Cartwright0
    No heat & humidity
  • 3.5 inches monthly rainfall in September in Cartwright3.5
    3.5 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in September in Cartwright3
    3 (Moderate) UV index
  • 45°F sea temperature in September in Cartwright45
    45°F sea temperature

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The September weather guide for Newfoundland & Labrador (Cartwright) 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)  |  Imperial (°F)

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How warm is it in Cartwright in September?

Daytime temperatures usually reach 61°F in Cartwright in September, falling to 46°F at night.

How sunny is it in Cartwright in September?

There are normally 5 hours of bright sunshine each day in Cartwright in September - that's 38% of daylight hours.

How warm is the sea around Cartwright in September?

The average sea temperature around Cartwright in September is 54°F.

Does it rain in Cartwright in September?

There are usually 15 days with some rain in Cartwright in September and the average monthly rainfall is 4.6 inches.

What is the chance of a hurricane in Cartwright in September?

On average less than 1 day in September in Cartwright is likely to be affected by the passage of one or more tropical storms.

Cartwright September sunrise & sunset times

Browse the sunrise and sunset times for Cartwright in September 2026. Select a month to view Cartwright sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 04:57 18:38
Tuesday, 15th September 2026 05:22 18:04
Wednesday, 30th September 2026 05:48 17:27

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