Manchester · September
Run in the morning.
Cool month: average high 64°F, low 51°F. Humidity averages 82% — the limiting factor on most runs. Expect 18 rain days — plan around the radar. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
Avg high / low
64° / 51°F
Humidity
82%
Rain days
18/mo
Wind
12 mph
What September feels like in Manchester
Sunrise
06:43
Mid-month average
Sunset
19:24
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 Manchester in September
The kit for September in Manchester: shorts and a short-sleeve are the standard kit, a water-resistant cap or jacket on standby.
September vs the surrounding months
vs August
-3° avg high
-5 rain days
Manchester in August →
September
64°F avg high
18 rain days
Best: morning
vs October
+6° avg high
-2 rain days
Manchester in October →
Frequently Asked Questions
What is the best time of day to run in Manchester in September?+
Morning. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
What's the average temperature in Manchester in September?+
Average high 64°F, average low 51°F.
How does September compare to surrounding months in Manchester?+
Compared to August (avg high 67°F), September is cooler. Compared to October (avg high 57°F), September is warmer.
Does it rain often in Manchester in September?+
Expect about 18 measurable rain days in September, on average.