Early autumn · Weather & things to do
Leavenworth in September
Leavenworth cools off: highs slip to 74°F (23°C), from 83°F in August, with lows of 51°F (11°C) and about 1.3 in (32 mm) of rain.
At 94/100 for comfort (the top score of the year), it's one of the best months to visit.
- Avg high
- 74°F (23°C)
- Avg low
- 51°F (11°C)
- Rain
- 1.3 in (32 mm)
- Humidity
- 65%
- Cloud cover
- 47%
- Daylight
- ~12 h 19 min
- Comfort score
- 94/100 · Great
What September feels like
Days are warm, averaging 74°F (23°C), easy weather for being outside from morning to evening.
Mornings start much cooler: lows average 51°F (11°C), about 13°C (23°F) below the afternoon high.
About 1.3 in (32 mm) of rain falls in a typical year's September.
Plan around September
September is one of Leavenworth's best months on the climate data.
- Last warm month for a while: October highs fall to 60°F.
- Last dry month before the rain picks up: October brings 3.2 in (81 mm).
- Last of the best-scoring months: by October, the score drops to 76/100.
- Comfort improves from 91/100 in August to 94/100.
- Our Seattle, Snoqualmie Pass & Leavenworth route is planned for Late Nov – Dec, a window set by the holiday season rather than the weather — September falls outside it.
What to pack for September
- Light, breathable clotheshighs average 74°F
- A warm layer for eveningsnights drop to 51°F
- Comfortable walking shoesmost places below are best reached on foot or with short walks
What to do in Leavenworth in September
With conditions on your side, the picks below favor time outside.
Kris Kringl
Year-round Christmas store on Front Street selling ornaments, nutcrackers and German smokers.
Why now September scores 94/100 for comfort, good conditions for being outside.
Blackbird Island
Riverside trails in Waterfront Park, a short walk from Front Street, along the Wenatchee River.
Why now Highs near 74°F and 1.3 in of monthly rain make this an easy outdoor pick.
Leavenworth Nutcracker Museum
Upstairs museum on Front Street with thousands of nutcrackers from around the world, some centuries old.
München Haus
Open-air Bavarian grill on Front Street serving bratwurst and German beer year-round, with heaters and fire pits in winter.
Why now One to do outside while the weather is on your side.
Andreas Keller
German cellar restaurant under Front Street with schnitzel, sausages and an accordion player on busy nights.
Nearby in September
- Snoqualmie Pass in September~37 mi · highs 62°F, 3.0 in rain · 7°C (12°F) cooler by day, wetter
- Seattle in September~78 mi · highs 69°F, 2.3 in rain · 3°C (5°F) cooler by day, wetter
- Bainbridge Island in September~87 mi · highs 69°F, 2.3 in rain · 3°C (5°F) cooler by day, wetter
- San Juan Island in September~127 mi · highs 65°F, 2.0 in rain · 5°C (9°F) cooler by day, wetter
NASA POWER 2001–2025 monthly averages on a ~50 km grid, temperatures adjusted from the grid cell's ~997 m to Leavenworth's ~355 m elevation (standard lapse rate). Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Leavenworth in September: quick answers
Is September a good time to visit Leavenworth?
Yes. On the climate data it's one of the best months, scoring 94/100. Expect highs of 74°F (23°C) and 1.3 in (32 mm) of rain.
How hot is Leavenworth in September?
Average highs are 74°F (23°C) and average lows 51°F (11°C), making it the 4th-warmest month by daytime highs.
Does it rain a lot in Leavenworth in September?
Not much: about 1.3 in (32 mm) of rain falls across September on average, the 3rd-driest month of the year. The annual total is about 31.9 in (810 mm).
What should I pack for Leavenworth in September?
Bring light, breathable clothes (highs average 74°F), a warm layer for evenings (nights drop to 51°F) and comfortable walking shoes (most places below are best reached on foot or with short walks).
More on Leavenworth
Planning Leavenworth in September?
Bring the crew into one shared trip: vote on dates, build the day-by-day plan, split costs and share one packing list.