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 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
Weather in September
Temperature
September brings a drop in Haines Junction's average high-temperature, falling from a fresh 12.4°C (54.3°F) in August to a chilly 6.5°C (43.7°F). During September, the nighttime temperature in Haines Junction averages of -0.8°C (30.6°F).Humidity
In Haines Junction, the average relative humidity in September is 70%.Rainfall
In September, the rain falls for 10.4 days. Throughout September, 20mm (0.79") of precipitation is accumulated. Throughout the year, in Haines Junction, there are 95.9 rainfall days, and 250mm (9.84") of precipitation is accumulated.Snowfall
January through May, August through December are months with snowfall. In Haines Junction, in September, snow falls for 2.9 days, with typically accumulated 34mm (1.34") of snow. Throughout the year, in Haines Junction, Canada, there are 63.9 snowfall days, and 470mm (18.5") of snow is accumulated.Daylight
In September, the average length of the day is 12h and 51min.On the first day of September in Haines Junction, sunrise is at 7:05 am and sunset at 9:14 pm. On the last day of the month, sunrise is at 8:16 am and sunset at 7:43 pm PDT.
Sunshine
In Haines Junction, Canada, the average sunshine in September is 8.6h.UV index
In September, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In September, a regular UV index of 2 translates into these guidelines:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is September in Haines Junction?
What is the average humidity in September in Haines Junction?
How much does it rain in Haines Junction in September?
How many days does it snow in September in Haines Junction?
What is the average length of the day in September in Haines Junction?
When are sunrise and sunset in September in Haines Junction?
How long on average sun shines in September in Haines Junction?
How high is the UV index in September in Haines Junction?
Average temperature in September
Haines Junction, Canada
- Average high temperature in September: 6.5°C
The warmest month (with the highest average high temperature) is July (14.4°C).
The month with the lowest average high temperature is January (-13.8°C).
- Average low temperature in September: -0.8°C
The month with the highest average low temperature is July (5°C).
The coldest month (with the lowest average low temperature) is January (-21.2°C).
Average pressure in September
Haines Junction, Canada
- Average pressure in September: 1009.6mbar
The month with the highest atmospheric pressure is February (1014.9mbar).
The month with the lowest atmospheric pressure is September (1009.6mbar).
Average wind speed in September
Haines Junction, Canada
- Average wind speed in September: 9.1km/h
The windiest month (with the highest average wind speed) is September (9.1km/h).
The calmest month (with the lowest average wind speed) is July (7.2km/h).
Average humidity in September
Haines Junction, Canada
- Average humidity in September: 70%
The month with the highest relative humidity is March (86%).
The month with the lowest relative humidity is June (60%).
Average rainfall in September
Haines Junction, Canada
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is July (63mm).
The driest months (with the least rainfall) are January, February, March and December (5mm).
Average rainfall days in September
Haines Junction, Canada
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is November (2.6 days).
Average snowfall in September
Haines Junction, Canada
- Average snowfall in September: 34mm
The month with the highest snowfall is April (103mm).
The months with the least snowfall are June and July (0mm).
Average snowfall days in September
Haines Junction, Canada
- Average snowfall days in September: 2.9 days
The month with the highest number of snowfall days is April (10.1 days).
The months with the least snowfall days are June and July (0 days).
Average daylight in September /
Average sunshine in September
Haines Junction, Canada
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is May (Average sunshine: 12h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).
Average sunshine days in September
Haines Junction, Canada
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in September
Haines Junction, Canada
- Average UV index in September: 2
The month with the highest UV index is July (UV index 4).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Haines Junction, Canada
- Average cloud cover in September: 31
The months with the most cloud cover are March, April and November (Cloud cover 39).
The months with the least cloud cover are May and September (Cloud cover 31).
Average visibility in September
Haines Junction, Canada
- Average visibility in September: 9km
The months with the highest visibility are May, June and July (10km).
The months with the lowest visibility are January, March, November and December (7km).
Haines Junction, Canada
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