Terni, Italy — Weather in August 2026

Climate Overview

Terni, Italy in August has hot conditions, with highs reaching 32.7°C (91°F) and afternoons the warmest part of the day. Temperatures drop noticeably between day and night.

This month falls at the end of Summer. Temperatures are at their seasonal peak.

Daily highs in August gradually drop from around 33°C (92°F) at the start to 31°C (87°F) by month's end.

Rainfall is heaviest during the last third of the month, while the middle tends to be drier.

Expect around 12.8h of sunshine at the start of August, decreasing to 11.3h by the end.

The warmest days tend to fall around the 11th, averaging 34.2°C (94°F).

Compared to July, this month is about 0°C cooler with 4 more rainy days. Temperatures begin dropping heading into September.

Monthly August Averages

Temperature

33°C / 20°C

Feels Like

34°C / 22°C

Rain

8 days · 49 mm

Sunshine

12.2h / day

Humidity

58% — Moderate

Wind

11 km/h

Wind Direction

SW (225°)

Gusts

35 km/h

Daylight

13.9 h

Cloud Cover

28%

Clear Sky Days

UV Index

6.9 — 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 06:17

Daylight 13.9h

Sunset 20:14

What to Expect

With midday temperatures reaching 33°C (91°F), schedule outdoor activities for early morning or late afternoon.

Rain usually comes in shorter passing showers rather than all-day rain.

1 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	11°C / 3°C	9°C / 0°C	11days (90 mm) Wet	6.3h Fair	83% Humid	2 Low	Poor	View Details
February	13°C / 4°C	11°C / 1°C	9days (81 mm) Wet	7.6h Good	80% Humid	2.9 Moderate	Fair	View Details
March	15°C / 5°C	14°C / 3°C	11days (100 mm) Wet	9h Good	77% Humid	4.2 Moderate	Fair	View Details
April	19°C / 8°C	19°C / 6°C	12days (81 mm) Wet	10.7h Excellent	74% Muggy	6 High	Good	View Details
May	23°C / 12°C	23°C / 11°C	15days (105 mm) Wet	11.6h Excellent	74% Muggy	6.8 High	Good	View Details
June best	30°C / 17°C	31°C / 18°C	8days (47 mm) Wet	13.2h Excellent	64% Muggy	7.5 Very High	Excellent	View Details
July	33°C / 20°C	34°C / 22°C	4days (26 mm) Good	13.4h Excellent	55% Moderate	7.5 Very High	Good	View Details
August best	33°C / 20°C	34°C / 22°C	8days (49 mm) Wet	12.2h Excellent	58% Moderate	6.9 High	Excellent	View Details
September best	27°C / 16°C	27°C / 16°C	9days (93 mm) Wet	10.3h Excellent	71% Muggy	5.5 High	Excellent	View Details
October best	22°C / 12°C	22°C / 11°C	10days (95 mm) Wet	8.5h Good	78% Humid	3.8 Moderate	Excellent	View Details
November	16°C / 8°C	15°C / 6°C	13days (137 mm) Wet	6.5h Fair	85% Humid	2.5 Moderate	Good	View Details
December	12°C / 4°C	11°C / 1°C	10days (108 mm) Wet	6.2h Fair	85% Humid	2 Low	Fair	View Details

What to Wear

Light, breathable fabrics like cotton and linen are essential. Opt for loose-fitting clothing in light colors to stay cool.

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

UmbrellaBreathable clothingSunscreen (SPF 30+)Sun hatSunglassesComfortable walking shoes

Frequently Asked Questions

Expand all

Is August a good time to visit Terni?

August is typically excellent for visiting Terni, with average highs of 33°C (91°F) and around 8 rainy days. Terni, Italy in August has hot conditions, with highs reaching 32.7°C (91°F) and afternoons the warmest part of the day.

Does it rain a lot in Terni in August?

Terni typically sees around 8 rainy days in August with 49 mm (1.9 in) of total rainfall. An umbrella should suffice.

Does it get cold at night in Terni in August?

Nights stay pleasantly warm in Terni during August, around 20°C (68°F). Light evening wear is sufficient.

What should I pack for Terni in August?

With highs of 33°C (91°F) and lows of 20°C (68°F) in August, we recommend: Umbrella, Breathable clothing, Sunscreen (SPF 30+), Sun hat, Sunglasses. Comfortable walking shoes are essential.

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

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

What is the UV index in Terni in August?

The average UV index in Terni during August is 7 (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 Terni in August?

Terni gets approximately 14 hours of daylight per day in August, with around 12 hours of sunshine.

Does it snow in Terni in August?

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

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