Edinburgh, United Kingdom skyline

Edinburgh Weather in September

The usual September conditions in Edinburgh, United Kingdom, drawn from 2006–2025 records.

Edinburgh in September: highs near 15.7°C (60.3°F), lows near 10.1°C (50.2°F), roughly 12 rainy days adding up to 66 mm, and 7.6 hours of sunshine on an average day.

Avg high

15.7°C (60.3°F)

Avg low

10.1°C (50.2°F)

Rainfall

66 mm (2.6 in)

Rainy days

12 days

Sunshine

7.6 h / day

Humidity

81%

September vs the rest of the year

Only 3 months are warmer than September in Edinburgh; for rain it is the 3rd driest month.

MonthAvg highvs SeptemberRainRainy days
January6°C (42.8°F)−9.7°C (−17.5°F)76 mm14
February6.8°C (44.2°F)−8.9°C (−16°F)65 mm12
March8.4°C (47.1°F)−7.3°C (−13.1°F)68 mm14
April10.8°C (51.4°F)−4.9°C (−8.8°F)48 mm11
May13.7°C (56.7°F)−2°C (−3.6°F)68 mm14
June16.4°C (61.5°F)+0.7°C (+1.3°F)70 mm13
July18.2°C (64.8°F)+2.5°C (+4.5°F)86 mm16
August17.5°C (63.5°F)+1.8°C (+3.2°F)86 mm14
September15.7°C (60.3°F)—66 mm12
October12.5°C (54.5°F)−3.2°C (−5.8°F)88 mm14
November8.7°C (47.7°F)−7°C (−12.6°F)80 mm14
December6.6°C (43.9°F)−9.1°C (−16.4°F)92 mm15

What September feels like in Edinburgh

For Edinburgh, September is early autumn on the calendar. Days are on the cool side, the kind of weather that suits brisk sightseeing. The gap between afternoon and night is small, so nights are cool and the temperature hardly changes after dark. The air is damp, which makes cool temperatures feel colder, particularly in wind.

Rain in Edinburgh in September

Expect a mix of dry and wet days, with rain about one day in 3. Wet days average about 5.5 mm (0.2 in), enough to soak you without an umbrella. Across the year Edinburgh averages about 5.5 mm per rainy day, so September is typical. It is among the three driest months of the year.

Daylight and sunshine in September

In mid-September, sunrise is at about 6:42 am and sunset at about 7:34 pm (local time) — 12 h 52 min of daylight. Compared with mid-August, the day has lost 2 h 19 min. About 59% of daylight hours are sunny; in short, sun and cloud share the day.

How September compares to the rest of the year

In Edinburgh's temperature order, September sits as the 4th warmest month. Against August, the average high is 1.8°C (3.2°F) lower, with 20 mm less rain. Temperatures keep falling into October. October averages a high of 12.5°C (54.5°F).

Who September suits

  • Sightseeing: a good fit — daytime temperatures are fine for walking around.
  • Parks & outdoor: a good fit — good conditions for sitting outside.
  • Beach: less ideal — the sea air is too cool.
  • Hiking: less ideal — trails are cool.

Tips for visiting Edinburgh in September

Rain Protection

Keep a small umbrella in your bag and wear shoes that cope with puddles.

Light Jacket

Cool days — a light jacket or sweater for walking around.

Sunglasses

Plenty of sun, so bring sunglasses and a cap.

Quick questions

How warm is Edinburgh in September?

It feels cool: typical highs are 15.7°C (60.3°F), with lows near 10.1°C (50.2°F).

Does it rain a lot in Edinburgh in September?

Quite a lot — 66 mm spread over about 12 days.

What should I wear in Edinburgh in September?

Pack rain protection, a light jacket and sunglasses. There is little need to change for the evening.

Is September or October better for visiting Edinburgh?

September, clearly: it ranks #1 of 12 among Edinburgh's months, against #5 for the other. October is cooler and has more rainy days.

Is September a good time to visit Edinburgh?

Good

Good — mild but cool days, frequent rain (about 12 rainy days). Within Edinburgh's own year, September ranks #1 of 12 — one of the 3 best months to visit.

September in other United Kingdom cities

Warmer or drier places in September

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Monthly averages from 20 years of Open-Meteo history (2006–2025), not a forecast — see all 12 months in Edinburgh weather by month.