Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average sea temperature in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
With the onset of September, the average high-temperature subtly recedes from August's comfortable 16.4°C (61.5°F) to a cool 11.8°C (53.2°F). During the month of September, the temperature in Cartwright generally drops to a low average of 5.7°C (42.3°F).Humidity
The least humid month is September, with an average relative humidity of 76%.Rainfall
In September, the rain falls for 15.7 days. Throughout September, 55mm (2.17") of precipitation is accumulated. In Cartwright, during the entire year, the rain falls for 114.7 days and collects up to 679mm (26.73") of precipitation.Snowfall
January through June, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.7 snowfall days, it receives 3mm (0.12") of snow. In Cartwright, Canada, during the entire year, snow falls for 97.9 days and aggregates up to 1017mm (40.04") of snow.Sea temperature
In Cartwright, in September, the average water temperature is 5°C (41°F).Note: You can swim in 5°C (41°F) below 10°C (50°F) with proper thermal wear; failing that, the cold shock and respiratory challenges are nearly certain. A short span at 13°C (55.4°F) without it is tough.
Daylight
In September, the average length of the day is 12h and 41min.On the first day of September in Cartwright, sunrise is at 5:58 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:26 pm ADT.
Sunshine
In Cartwright, the average sunshine in September is 6.7h.UV index
The average daily maximum UV index in September in Cartwright is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Cartwright?
What is the least humid month in Cartwright?
What is the average humidity in September in Cartwright?
How many days does it rain in September in Cartwright?
When does it start snowing in Cartwright?
What is the sea water temperature in September in Cartwright?
How many hours of daylight does Cartwright have in September?
What time are sunrise and sunset in September in Cartwright?
How many hours of sunshine does Cartwright have in September?
What is the UV index intensity in September in Cartwright?
Average temperature in September
Cartwright, Canada
- Average high temperature in September: 11.8°C
The warmest month (with the highest average high temperature) is August (16.4°C).
The months with the lowest average high temperature are January and February (-9.3°C).
- Average low temperature in September: 5.7°C
The month with the highest average low temperature is August (9.6°C).
The coldest month (with the lowest average low temperature) is February (-16.8°C).
Average pressure in September
Cartwright, Canada
- Average pressure in September: 1011.2mbar
The month with the highest atmospheric pressure is May (1014.1mbar).
The month with the lowest atmospheric pressure is January (1005.5mbar).
Average wind speed in September
Cartwright, Canada
- Average wind speed in September: 17km/h
The windiest month (with the highest average wind speed) is December (20.8km/h).
The calmest month (with the lowest average wind speed) is July (13.4km/h).
Average humidity in September
Cartwright, Canada
- Average humidity in September: 76%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is September (76%).
Average rainfall in September
Cartwright, Canada
- Average rainfall in September: 55mm
The wettest month (with the highest rainfall) is November (82mm).
The driest month (with the least rainfall) is April (40mm).
Average rainfall days in September
Cartwright, Canada
- Average rainfall days in September: 15.7 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is February (1.7 days).
Average snowfall in September
Cartwright, Canada
- Average snowfall in September: 3mm
The month with the highest snowfall is November (170mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Cartwright, Canada
- Average snowfall days in September: 0.7 days
The month with the highest number of snowfall days is December (15.2 days).
The months with the least snowfall days are July and August (0 days).
Average sea temperature in September
Cartwright, Canada
- Average sea temperature in September: 5°C
The best month for swimming (with the highest average sea temperature) is August (7°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (-1°C).
Average daylight in September /
Average sunshine in September
Cartwright, Canada
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in September: 6h and 4min
The month with the most sunshine is August (Average sunshine: 7h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).
Average sunshine days in September
Cartwright, Canada
- Average sunshine days in September: 12.2 days
The month with the most sunshine days is June (15.1 days).
The month with the least sunshine days is November (8.9 days).
Average UV index in September
Cartwright, Canada
- Average UV index in September: 3
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February, March and April (UV index 1).
Average cloud cover in September
Cartwright, Canada
- Average cloud cover in September: 51
The month with the most cloud cover is March (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 50).
Average visibility in September
Cartwright, Canada
- Average visibility in September: 9km
The months with the highest visibility are June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, April, May, November and December (8km).
