Edinburgh · September
Run in the morning.
Cool month: average high 61°F, low 51°F. Humidity averages 81% — the limiting factor on most runs. Expect 17 rain days — plan around the radar. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
Avg high / low
61° / 51°F
Humidity
81%
Rain days
17/mo
Wind
13 mph
What September feels like in Edinburgh
Sunrise
06:45
Mid-month average
Sunset
19:29
Mid-month average
Time-of-day breakdown
Morning
Coolest, driest air of the day. The window before sunrise is the most reliable comfortable hour.
Midday
Mild but UV and traffic peak. Workable if you don't mind shifting your pace.
Evening
Warm and runnable. Crowded routes but the air's typically calm.
What to wear running in Edinburgh in September
The kit for September in Edinburgh: shorts and a short-sleeve are the standard kit, a water-resistant cap or jacket on standby.
September vs the surrounding months
vs August
-2° avg high
-4 rain days
Edinburgh in August →
September
61°F avg high
17 rain days
Best: morning
vs October
+6° avg high
-2 rain days
Edinburgh in October →
Frequently Asked Questions
What is the best time of day to run in Edinburgh in September?+
Morning. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
What's the average temperature in Edinburgh in September?+
Average high 61°F, average low 51°F.
How does September compare to surrounding months in Edinburgh?+
Compared to August (avg high 64°F), September is cooler. Compared to October (avg high 55°F), September is warmer.
Does it rain often in Edinburgh in September?+
Expect about 17 measurable rain days in September, on average.