Verdict: Good month
Mürren Weather in September
September is mild-to-cool in Mürren, topping out near 14°C (57°F) — comfortable with a layer on. It's also the wet side of the calendar: rain falls on about 16 days, so build flexibility into plans. Overall, September is a solid month to visit Mürren.
Average high
14°C / 57°F
Average low
6°C / 43°F
Rain days
~16
Precipitation
135 mm
What to pack for Mürren in September
- Layers — t-shirts under a light jacket or sweater
- Rain gear is non-negotiable — expect rain on roughly 16 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
September against the rest of the year
Warmest in Mürren: Jul (18°C / 64°F) · Coolest: Jan (1°C / 34°F) · Wettest: Jul (~22 rain days)
1°
-6°
Jan
4°
-4°
Feb
4°
-4°
Mar
6°
-2°
Apr
10°
2°
May
15°
7°
Jun
18°
9°
Jul
17°
9°
Aug
14°
6°
Sep
11°
3°
Oct
5°
-2°
Nov
3°
-4°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)