Saint Monans, United Kingdom — Weather in September 2026

Climate Overview

Saint Monans, United Kingdom in September has mild conditions, with highs averaging 15.7°C (60°F) and noticeably cooler mornings. Rain falls on about 11 days this month. Sea temperature stays cool at 13.8°C (57°F).

This month falls at the beginning of Autumn.

Daily highs in September gradually drop from around 17°C (62°F) at the start to 14°C (58°F) by month's end.

September sees fairly even rainfall, totalling about 61 mm across the month.

Expect around 8.4h of sunshine at the start of September, decreasing to 7.2h by the end.

Wind speeds pick up through the month, from 22 km/h (14 mph) to 28 km/h (17 mph).

The warmest days tend to fall around the 6th, averaging 17.3°C (63°F).

Compared to August, this month is about 2°C cooler with 1 fewer rainy days. Temperatures begin dropping heading into October.

Monthly September Averages

Temperature

16°C / 11°C

Feels Like

13°C / 8°C

Rain

11 days · 61 mm

Sunshine

8h / day

Humidity

79% — Humid

Wind

25 km/h

Wind Direction

SW (225°)

Gusts

42 km/h

Daylight

12.7 h

Cloud Cover

68%

Clear Sky Days

0.7

UV Index

3.4 — Moderate

Sea Temperature

14°C

Dew Point

10°C — Dry

Moon Phase

Waxing Crescent · 11%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

High Low

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 06:42

Daylight 12.8h

Sunset 19:29

Compare Months

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January	6°C / 3°C	2°C / -2°C	11days (61 mm) Wet	3.6h Poor	83% Humid	0.7 Low	Poor	View Details
February	7°C / 3°C	2°C / -2°C	12days (61 mm) Wet	5.4h Fair	80% Humid	1.3 Low	Poor	View Details
March	8°C / 4°C	4°C / -1°C	12days (57 mm) Wet	7.4h Good	80% Humid	2.6 Moderate	Poor	View Details
April	10°C / 5°C	6°C / 1°C	9days (42 mm) Wet	9.9h Good	77% Humid	4 Moderate	Fair	View Details
May	14°C / 8°C	11°C / 5°C	9days (48 mm) Wet	11.4h Excellent	78% Humid	5.3 High	Fair	View Details
June best	16°C / 11°C	14°C / 8°C	10days (59 mm) Wet	11.7h Excellent	77% Humid	5.5 High	Good	View Details
July best	18°C / 13°C	16°C / 11°C	13days (67 mm) Wet	11.1h Excellent	78% Humid	5.1 High	Good	View Details
August best	18°C / 13°C	16°C / 11°C	12days (64 mm) Wet	10.2h Excellent	79% Humid	4.7 Moderate	Good	View Details
September best	16°C / 11°C	13°C / 8°C	11days (61 mm) Wet	8h Good	79% Humid	3.4 Moderate	Good	View Details
October	13°C / 9°C	9°C / 5°C	15days (100 mm) Wet	5.7h Fair	81% Humid	1.8 Low	Poor	View Details
November	9°C / 6°C	5°C / 1°C	13days (80 mm) Wet	4.1h Fair	83% Humid	0.9 Low	Poor	View Details
December	8°C / 4°C	3°C / 0°C	14days (84 mm) Wet	2.6h Poor	85% Humid	0.5 Low	Poor	View Details

What to Wear

Bundle up with a warm coat, scarf, and closed-toe shoes. Thermal layers underneath give flexibility between indoors and outdoors.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

Layered clothingLight jacketUmbrellaWaterproof jacketComfortable walking shoes

Frequently Asked Questions

Expand all

Is September a good time to visit Saint Monans?

September is typically good for visiting Saint Monans, with average highs of 16°C (60°F) and around 11 rainy days. Saint Monans, United Kingdom in September has mild conditions, with highs averaging 15.7°C (60°F) and noticeably cooler

Does it rain a lot in Saint Monans in September?

Saint Monans typically sees around 11 rainy days in September with 61 mm (2.4 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Saint Monans in September?

Nights in Saint Monans during September are cool at around 11°C (52°F). Bring a jacket or sweater for evenings.

What should I pack for Saint Monans in September?

With highs of 16°C (60°F) and lows of 11°C (52°F) in September, we recommend: Layered clothing, Light jacket, Umbrella, Waterproof jacket, Comfortable walking shoes. Comfortable walking shoes are essential.

Is September among the best months weather-wise in Saint Monans?

Yes, September offers some of the best weather conditions in Saint Monans with comfortable temperatures and lower chances of rain.

What is the UV index in Saint Monans in September?

The average UV index in Saint Monans during September is 3 (moderate). Sunscreen and sunglasses are recommended during midday hours.

How many hours of daylight are there in Saint Monans in September?

Saint Monans gets approximately 13 hours of daylight per day in September, with around 8 hours of sunshine.

Does it snow in Saint Monans in September?

Snow is uncommon in Saint Monans during September based on 10-year climate averages.

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