Ins, Switzerland — Weather in May 2027

Climate Overview

Ins, Switzerland in May has mild conditions, with highs averaging 17.3°C (63°F) and noticeably cooler mornings. Rain falls on about 18 days this month, totalling around 155 mm.

This month falls at the end of Spring.

Daily highs in May gradually rise from around 15°C (59°F) at the start to 20°C (67°F) by month's end.

May sees fairly even rainfall, totalling about 153 mm across the month.

Expect around 9.5h of sunshine at the start of May, increasing to 11.9h by the end.

The warmest days tend to fall around the 29th, averaging 19.8°C (68°F).

Compared to April, this month is about 3°C warmer with 4 more rainy days. Temperatures will rise further into June.

Monthly May Averages

Temperature

17°C / 9°C

Feels Like

17°C / 7°C

Rain

18 days · 155 mm

Sunshine

10.5h / day

Humidity

77% — Humid

Wind

12 km/h

Wind Direction

NW (315°)

Gusts

34 km/h

Daylight

15.1 h

Cloud Cover

68%

Clear Sky Days

2.1

UV Index

5.6 — High

Dew Point

9°C — Dry

Moon Phase

Waxing Gibbous · 66%

Snow Days

1 days · 1.1 cm

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 05:58

Daylight 15h

Sunset 21:01

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.

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	5°C / -1°C	1°C / -5°C	15days (126 mm) Wet	5h Fair	83% Humid	1.6 Low	Poor	View Details
February	8°C / 0°C	4°C / -4°C	13days (84 mm) Wet	6.5h Fair	79% Humid	2.3 Moderate	Poor	View Details
March	11°C / 2°C	8°C / -1°C	14days (94 mm) Wet	8.3h Good	75% Muggy	3.7 Moderate	Poor	View Details
April	14°C / 5°C	12°C / 2°C	14days (99 mm) Wet	10.3h Excellent	73% Muggy	5.1 High	Fair	View Details
May	17°C / 9°C	17°C / 7°C	18days (155 mm) Wet	10.5h Excellent	77% Humid	5.6 High	Wet	View Details
June best	23°C / 14°C	24°C / 14°C	18days (140 mm) Wet	12h Excellent	75% Muggy	6.6 High	Excellent	View Details
July best	24°C / 16°C	25°C / 16°C	16days (137 mm) Wet	12.3h Excellent	73% Muggy	6.6 High	Excellent	View Details
August best	24°C / 16°C	25°C / 16°C	14days (120 mm) Wet	11.2h Excellent	74% Muggy	5.9 High	Excellent	View Details
September best	20°C / 12°C	20°C / 12°C	12days (106 mm) Wet	9.2h Good	79% Humid	4.4 Moderate	Excellent	View Details
October	15°C / 8°C	14°C / 6°C	14days (108 mm) Wet	7.2h Good	83% Humid	2.9 Moderate	Fair	View Details
November	9°C / 3°C	6°C / 0°C	15days (115 mm) Wet	5.5h Fair	86% Very Muggy	1.7 Low	Poor	View Details
December	6°C / 0°C	3°C / -3°C	15days (120 mm) Wet	4.7h Fair	86% Very Muggy	1.3 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 May a good time to visit Ins?

May is typically wet for visiting Ins, with average highs of 17°C (63°F) and around 18 rainy days. Ins, Switzerland in May has mild conditions, with highs averaging 17.3°C (63°F) and noticeably cooler mornings. Rain fal

Does it rain a lot in Ins in May?

Ins typically sees around 18 rainy days in May with 155 mm (6.1 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Ins in May?

Nights in Ins during May are cool at around 9°C (47°F). Bring a jacket or sweater for evenings.

What should I pack for Ins in May?

With highs of 17°C (63°F) and lows of 9°C (47°F) in May, we recommend: Layered clothing, Light jacket, Umbrella, Waterproof jacket, Waterproof shoes. Comfortable walking shoes are essential.

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

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

What is the UV index in Ins in May?

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

Ins gets approximately 15 hours of daylight per day in May, with around 11 hours of sunshine.

Does it snow in Ins in May?

Yes, Ins typically sees around 1 snow days in May with roughly 1 cm (0 in) of snowfall.

Last updated: