Celio, Italy — Weather in May 2027

Climate Overview

Celio, Italy in May has warm conditions, with highs averaging 22.2°C (72°F). Rain falls on about 11 days this month. Sea temperature stays cool at 19.9°C (68°F).

This month falls at the end of Spring.

Daily highs in May gradually rise from around 20°C (68°F) at the start to 25°C (76°F) by month's end.

May sees fairly even rainfall, totalling about 80 mm across the month.

Expect around 11.0h of sunshine at the start of May, increasing to 12.8h by the end.

The warmest days tend to fall around the 27th, averaging 24.9°C (77°F).

Compared to April, this month is about 4°C warmer with 2 more rainy days. Temperatures will rise further into June.

Monthly May Averages

Temperature

22°C / 13°C

Feels Like

23°C / 13°C

Rain

11 days · 80 mm

Sunshine

12h / day

Humidity

74% — Humid

Wind

14 km/h

Wind Direction

SSW (209°)

Gusts

32 km/h

Daylight

14.6 h

Cloud Cover

50%

Clear Sky Days

5.7

UV Index

7.1 — Very High

Sea Temperature

20°C

Dew Point

13°C — Comfortable

Moon Phase

Waxing Gibbous · 66%

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 05:52

Daylight 14.5h

Sunset 20:24

What to Expect

Daytime temperatures around 22°C (72°F) are ideal for full-day outdoor exploration.

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

3days (16 mm) Excellent

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January	12°C / 4°C	10°C / 1°C	10days (69 mm) Wet	6.5h Fair	80% Humid	2.3 Moderate	Fair	View Details
February	14°C / 5°C	11°C / 3°C	9days (72 mm) Wet	7.8h Good	79% Humid	3.3 Moderate	Fair	View Details
March	16°C / 7°C	14°C / 4°C	10days (79 mm) Wet	9.2h Good	76% Humid	4.6 Moderate	Fair	View Details
April	19°C / 9°C	18°C / 7°C	9days (56 mm) Wet	10.9h Excellent	74% Muggy	6.3 High	Good	View Details
May	22°C / 13°C	23°C / 13°C	11days (80 mm) Wet	12h Excellent	74% Muggy	7.1 Very High	Good	View Details
June best	28°C / 18°C	30°C / 19°C	5days (29 mm) Good	13.4h Excellent	67% Muggy	7.8 Very High	Excellent	View Details
July best	32°C / 21°C	34°C / 23°C	3days (16 mm) Excellent	13.4h Excellent	61% Muggy	7.8 Very High	Excellent	View Details
August	32°C / 21°C	34°C / 24°C	5days (30 mm) Good	12.4h Excellent	63% Muggy	7.2 Very High	Excellent	View Details
September best	26°C / 18°C	28°C / 19°C	9days (97 mm) Wet	10.4h Excellent	73% Muggy	5.8 High	Excellent	View Details
October	22°C / 14°C	22°C / 13°C	10days (99 mm) Wet	8.7h Good	78% Humid	4.1 Moderate	Good	View Details
November	17°C / 10°C	16°C / 8°C	13days (125 mm) Wet	6.7h Fair	81% Humid	2.8 Moderate	Good	View Details
December	13°C / 6°C	12°C / 3°C	10days (98 mm) Wet	6.4h Fair	81% Humid	2.1 Moderate	Fair	View Details

What to Wear

Dress in layers — a mix of long sleeves, light sweaters, and a versatile jacket works best for changeable conditions.

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

Packing List

UmbrellaWaterproof jacketSunscreen (SPF 30+)SunglassesComfortable walking shoes

Frequently Asked Questions

Expand all

Is May a good time to visit Celio?

May is typically good for visiting Celio, with average highs of 22°C (72°F) and around 11 rainy days. Celio, Italy in May has warm conditions, with highs averaging 22.2°C (72°F). Rain falls on about 11 days this month. Sea

Does it rain a lot in Celio in May?

Celio typically sees around 11 rainy days in May with 80 mm (3.1 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Celio in May?

Evenings in Celio during May are mild at 13°C (56°F). A light cardigan is usually enough.

What should I pack for Celio in May?

With highs of 22°C (72°F) and lows of 13°C (56°F) in May, we recommend: Umbrella, Waterproof jacket, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. Comfortable walking shoes are essential.

Is May among the best months weather-wise in Celio?

May is not the most favourable month weather-wise in Celio. Consider visiting during months with milder temperatures or less rainfall for a better experience.

What is the UV index in Celio in May?

The average UV index in Celio during May 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 Celio in May?

Celio gets approximately 15 hours of daylight per day in May, with around 12 hours of sunshine.

Does it snow in Celio in May?

Snow is uncommon in Celio during May based on 10-year climate averages.

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