Fully, Switzerland — Weather in August 2026

Climate Overview

Fully, Switzerland in August has warm conditions, with highs averaging 25.9°C (79°F). Rain falls on about 15 days this month, totalling around 163 mm. Temperatures drop noticeably between day and night.

This month falls at the end of Summer.

Temperatures remain fairly steady throughout August, with daily highs around 25°C (77°F).

August sees fairly even rainfall, totalling about 164 mm across the month.

Expect around 11.4h of sunshine at the start of August, decreasing to 10.0h by the end.

The warmest days tend to fall around the 14th, averaging 27.5°C (82°F).

Compared to July, this month is about 0°C cooler with 3 fewer rainy days. Temperatures begin dropping heading into September.

Monthly August Averages

Temperature

26°C / 15°C

Feels Like

29°C / 16°C

Rain

15 days · 163 mm

Sunshine

11.1h / day

Humidity

78% — Humid

Wind

7 km/h

Wind Direction

NNE (13°)

Gusts

33 km/h

Daylight

14.1 h

Cloud Cover

56%

Clear Sky Days

UV Index

6.4 — High

Dew Point

17°C — Humid

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 06:32

Daylight 14.2h

Sunset 20:43

What to Expect

Daytime temperatures around 26°C (79°F) are ideal for full-day outdoor exploration. 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 / -5°C	2°C / -9°C	14days (159 mm) Wet	5.7h Fair	75% Muggy	1.9 Low	Poor	View Details
February	8°C / -2°C	6°C / -5°C	12days (108 mm) Wet	7.1h Good	76% Humid	2.8 Moderate	Poor	View Details
March	11°C / 1°C	9°C / -2°C	14days (126 mm) Wet	8.8h Good	76% Humid	4.3 Moderate	Poor	View Details
April	14°C / 5°C	13°C / 3°C	15days (127 mm) Wet	10.7h Excellent	74% Muggy	5.7 High	Fair	View Details
May	18°C / 8°C	18°C / 7°C	21days (206 mm) Wet	10.5h Excellent	80% Humid	6 High	Wet	View Details
June best	24°C / 14°C	27°C / 14°C	19days (205 mm) Wet	11.7h Excellent	79% Humid	7.1 Very High	Wet	View Details
July best	26°C / 16°C	29°C / 17°C	18days (210 mm) Wet	12.1h Excellent	78% Humid	7.1 Very High	Excellent	View Details
August best	26°C / 15°C	29°C / 16°C	15days (163 mm) Wet	11.1h Excellent	78% Humid	6.4 High	Excellent	View Details
September best	22°C / 12°C	23°C / 11°C	15days (147 mm) Wet	9.1h Good	82% Humid	4.8 Moderate	Good	View Details
October best	18°C / 7°C	18°C / 6°C	13days (124 mm) Wet	7.6h Good	81% Humid	3.3 Moderate	Good	View Details
November	11°C / 1°C	9°C / -2°C	14days (142 mm) Wet	6.1h Fair	80% Humid	2.1 Moderate	Poor	View Details
December	6°C / -4°C	4°C / -7°C	14days (176 mm) Wet	5.1h Fair	76% Humid	1.6 Low	Poor	View Details

What to Wear

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.

Temperatures drop significantly at night, so pack layers you can add or remove throughout the day.

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

Packing List

UmbrellaWaterproof jacketWaterproof shoesBreathable clothingSunscreen (SPF 30+)Sun hatSunglasses

Frequently Asked Questions

Expand all

Is August a good time to visit Fully?

August is typically excellent for visiting Fully, with average highs of 26°C (79°F) and around 15 rainy days. Fully, Switzerland in August has warm conditions, with highs averaging 25.9°C (79°F). Rain falls on about 15 days this m

Does it rain a lot in Fully in August?

Fully typically sees around 15 rainy days in August with 163 mm (6.4 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Fully in August?

Evenings in Fully during August are mild at 15°C (59°F). A light cardigan is usually enough.

What should I pack for Fully in August?

With highs of 26°C (79°F) and lows of 15°C (59°F) in August, we recommend: Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). Comfortable walking shoes are essential.

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

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

What is the UV index in Fully in August?

The average UV index in Fully during August is 6 (high). Wear sunscreen SPF 30+, a hat, and sunglasses. Limit direct sun exposure between 10 AM and 4 PM.

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

Fully gets approximately 14 hours of daylight per day in August, with around 11 hours of sunshine.

Does it snow in Fully in August?

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

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