Firth of Forth Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Firth of Forth year round climate
Spring (March–May): Average 6.1–11.9°C, mild but can be wet and windy with occasional showers. Popular activities: Coastal walks, exploring historical sites. Recommended clothing: Light jacket, comfortable trousers, warm base layers.
Summer (June–August): Average 14.1–15.7°C, pleasantly cool with occasional rain. Popular activities: Watersports, cycling, outdoor picnics. Recommended clothing: Light and breathable clothing, rain gear.
Autumn (September–November): Average 10.6–13.3°C, turning cooler with increased rainfall, particularly heavy in October. Popular activities: Visiting museums, enjoying autumn scenery. Recommended clothing: Warm jacket, waterproof clothing.
Winter (December–February): Average 4.6–5.9°C, cold and wet with frequent strong winds and rain. Popular activities: Indoor sightseeing, enjoying afternoon tea. Recommended clothing: Heavy coat, warm clothing, waterproof boots.
Firth of Forth climatological average
Annual average temperature: approx. 9.8°C / Annual rainfall: approx. 733 mm / Summer humidity: 65%–75% / Rainiest month: October
Firth of Forth monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
4.6°C
33.3
February
5.9°C
42
March
6.1°C
60.7
April
7.9°C
53
May
11.9°C
41.3
June
14.1°C
32
July
15.7°C
54.3
August
15.6°C
43.3
September
13.3°C
56
October
10.6°C
113
November
6.9°C
93
December
4.8°C
112
Firth of Forth weather for the next seven days
12/8
Monday
Patchy rain nearby
9.3°C/7.5°C
12/9
Tuesday
Moderate rain
13.3°C/7.3°C
12/10
Wednesday
Partly Cloudy
9.8°C/8.4°C
12/11
Thursday
Partly Cloudy
9.5°C/7.1°C
12/12
Friday
Patchy rain nearby
9°C/7.4°C
12/13
Saturday
Patchy rain nearby
7.3°C/6.2°C
12/14
Sunday
Patchy rain nearby
11.2°C/8.5°C
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