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Haines Junction Weather in September
September in Haines Junction sees daytime temperatures around 10°C (50°F) and lows of 1°C (34°F) at night. With around 69 mm (2.7 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Haines Junction in September
You can typically expect 9 days of rain this month, averaging around 69 mm (2.7 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Haines Junction in September
In September, expect low temperatures in Haines Junction, with highs of 10°C (50°F) and lows of 1°C (34°F) at night. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. With lows around 1°C (34°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.September in Haines Junction has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Haines Junction Temperature in September
Min Temperature
1°C (34°F)
Max Temperature
10°C (50°F)
Chance of Rain
31%
Precipitation
69 mm (2.7 in)
Rainy days
9 days
Haines Junction Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Haines Junction - and find the best time to visit.
Daily Historical Temperatures
32-year average (1992-2025)
Based on our historical records, temperatures in Haines Junction typically drop from around 15°C (59°F) at the start of September to approximately 10°C (50°F) by the end. Nights are cold, with lows typically ranging from -2°C (28°F) to 3°C (37°F).
Average temperatures in September
Daily Historical Precipitation
32-year average (1992-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Haines Junction in September
Browse day-by-day weather records for Haines Junction spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Haines Junction historical weather extremes in September
Our historical data for Haines Junction spans 1998 to 2026, revealing these weather extremes.
- On September 2, 2025, temperatures climbed to 26°C (79°F), marking the warmest September day on record.
- The coldest September day was on September 24, 2010, with a maximum of 1°C (34°F).
- Haines Junction registered its coldest September night on September 16, 2003, with temperatures dropping to -13°C (9°F).
Best Places in Canada in September
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Haines Junction in September
Dress warmly and in layers for your trip to Haines Junction in September. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Wet weather is likely, so pack waterproof gear for multiple rainy days.
What To Do in Haines Junction in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling6/10 -
Walking6/10 -
Barbeque2/10 -
Camping4/10 -
Outdoor sports6/10
Haines Junction 3-Day Forecast
More climate data for Haines Junction
See the full Haines Junction climate overview or explore weather in Canada.
Popular in September
Where to go in September - average daytime high across popular destinations.
Toronto
22°C (72°F) Niagara Falls23°C (73°F) Montréal
22°C (72°F) Ottawa22°C (72°F) Quebec City
20°C (68°F) Vancouver19°C (66°F) Calgary19°C (66°F) Whistler15°C (59°F) Bucket list
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