Forth, United Kingdom — Weather in August 2026

Climate Overview

Forth, United Kingdom in August has mild conditions, with highs averaging 16.5°C (62°F) and noticeably cooler mornings. Rain falls on about 16 days this month, totalling around 97 mm.

This month falls at the end of Summer.

Temperatures remain fairly steady throughout August, with daily highs around 16°C (61°F).

August sees fairly even rainfall, totalling about 98 mm across the month.

Expect around 9.3h of sunshine at the start of August, decreasing to 8.3h by the end.

The warmest days tend to fall around the 12th, averaging 17.6°C (64°F).

Monthly August Averages

Temperature

17°C / 11°C

Feels Like

15°C / 9°C

Rain

16 days · 97 mm

Sunshine

8.6h / day

Humidity

82% — Very Humid

Wind

19 km/h

Wind Direction

SW (221°)

Gusts

41 km/h

Daylight

15 h

Cloud Cover

74%

Clear Sky Days

0.7

UV Index

4.5 — Moderate

Dew Point

11°C — Comfortable

Moon Phase

Waxing Crescent · 3%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

HighLow

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 05:47

Daylight 15.1h

Sunset 20:54

What to Expect

Keep afternoons flexible as tropical showers are common — they typically clear within an hour.

Wet weather can spread across much of the day, so it is best to keep outdoor plans flexible.

2 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January	5°C / 0°C	1°C / -4°C	14days (92 mm) Wet	3h Poor	90% Very Muggy	0.8 Low	Poor	View Details
February	6°C / 1°C	1°C / -3°C	16days (106 mm) Wet	4.7h Fair	86% Very Muggy	1.2 Low	Poor	View Details
March	7°C / 2°C	3°C / -2°C	15days (84 mm) Wet	6.4h Fair	83% Humid	2.5 Moderate	Poor	View Details
April	10°C / 3°C	6°C / -1°C	11days (57 mm) Wet	8.9h Good	78% Humid	3.9 Moderate	Poor	View Details
May best	14°C / 6°C	11°C / 3°C	13days (68 mm) Wet	10h Excellent	77% Humid	5.1 High	Fair	View Details
June best	16°C / 9°C	14°C / 7°C	15days (86 mm) Wet	10.1h Excellent	78% Humid	5.4 High	Good	View Details
July best	17°C / 11°C	15°C / 9°C	16days (96 mm) Wet	9.1h Good	81% Humid	4.8 Moderate	Fair	View Details
August best	17°C / 11°C	15°C / 9°C	16days (97 mm) Wet	8.6h Good	82% Humid	4.5 Moderate	Fair	View Details
September best	15°C / 9°C	12°C / 6°C	15days (89 mm) Wet	6.8h Fair	83% Humid	3.3 Moderate	Fair	View Details
October	11°C / 6°C	8°C / 3°C	17days (106 mm) Wet	4.7h Fair	87% Very Muggy	1.7 Low	Poor	View Details
November	7°C / 3°C	4°C / -1°C	14days (82 mm) Wet	3.6h Poor	89% Very Muggy	0.9 Low	Poor	View Details
December	6°C / 2°C	2°C / -2°C	16days (104 mm) Wet	2.2h Poor	91% Very Muggy	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 jacketWaterproof shoes

Frequently Asked Questions

Expand all

Is August a good time to visit Forth?

August is typically fair for visiting Forth, with average highs of 17°C (62°F) and around 16 rainy days. Forth, United Kingdom in August has mild conditions, with highs averaging 16.5°C (62°F) and noticeably cooler mornings.

Does it rain a lot in Forth in August?

Forth typically sees around 16 rainy days in August with 97 mm (3.8 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Forth in August?

Nights in Forth during August are cool at around 11°C (51°F). Bring a jacket or sweater for evenings.

What should I pack for Forth in August?

With highs of 17°C (62°F) and lows of 11°C (51°F) in August, we recommend: Layered clothing, Light jacket, Umbrella, Waterproof jacket, Waterproof shoes. Comfortable walking shoes are essential.

Is August among the best months weather-wise in Forth?

Yes, August offers some of the best weather conditions in Forth with comfortable temperatures and lower chances of rain.

What is the UV index in Forth in August?

The average UV index in Forth during August is 5 (moderate). Sunscreen and sunglasses are recommended during midday hours.

How many hours of daylight are there in Forth in August?

Forth gets approximately 15 hours of daylight per day in August, with around 9 hours of sunshine.

Does it snow in Forth in August?

Snow is uncommon in Forth during August based on 10-year climate averages.

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