Colla, Switzerland — Weather in June 2026

Monthly climate averages for Colla, Switzerland. Based on 10-year ERA5 reanalysis data.

Cfb Oceanic
7.2 /10
Wet

June is a wet month in Colla

Climate Overview

Colla, Switzerland in June has warm conditions, with highs averaging 20.5°C (69°F). Rain falls on about 16 days this month, totalling around 185 mm.

This month falls at the beginning of Summer.

Daily highs in June gradually rise from around 18°C (65°F) at the start to 22°C (72°F) by month's end.

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

Expect around 10.7h of sunshine at the start of June, increasing to 11.9h by the end.

The warmest days tend to fall around the 25th, averaging 22.5°C (73°F).

Compared to May, this month is about 5°C warmer with 1 fewer rainy days.

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Monthly June Averages

Temperature
21°C / 11°C
Feels Like
22°C / 10°C
Rain
16 days · 185 mm
Sunshine
11.8h / day
Humidity
75% — Humid
Wind
8 km/h
Wind Direction
N (10°)
Gusts
29 km/h
Daylight
15.7 h
Cloud Cover
58%
Clear Sky Days
2.9
UV Index
6.5 — High
Dew Point
11°C — Comfortable
Moon Phase
New Moon · 0%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

28°C 24°C 20°C 16°C 12°C 8°C 4°C 151015202530
HighLow

Daily Precipitation

0 mm 3 mm 6 mm 9 mm 12 mm 151015202530
Rainfall

Daily Sunshine

0h 4h 8h 12h 16h 151015202530
Sunshine

Daily Wind Speed

0 3 6 9 12 15 151015202530
Wind Speed
Sun Position
Sunrise 05:33
Daylight 15.7h
Sunset 21:18

What to Expect

Daytime temperatures around 21°C (69°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

January
Poor
Temp
3°C / -4°C
Feels Like
0°C / -8°C
Rain
7days (53 mm) Good
Sun
6.3h Fair
Humidity
71% Muggy
UV
1.7 Low
Snow Days
9days
View Details
February
Poor
Temp
6°C / -2°C
Feels Like
3°C / -6°C
Rain
7days (66 mm) Good
Sun
6.8h Fair
Humidity
72% Muggy
UV
2.3 Moderate
Snow Days
7days
View Details
March
Poor
Temp
8°C / -1°C
Feels Like
5°C / -4°C
Rain
10days (102 mm) Wet
Sun
8.2h Good
Humidity
71% Muggy
UV
3.2 Moderate
Snow Days
6days
View Details
April
Poor
Temp
12°C / 3°C
Feels Like
10°C / 0°C
Rain
12days (133 mm) Wet
Sun
9.7h Good
Humidity
69% Muggy
UV
4.9 Moderate
Snow Days
2days
View Details
May
Wet
Temp
15°C / 6°C
Feels Like
15°C / 4°C
Rain
17days (185 mm) Wet
Sun
10.1h Excellent
Humidity
75% Muggy
UV
5.8 High
View Details
June best
Wet
Temp
21°C / 11°C
Feels Like
22°C / 10°C
Rain
16days (185 mm) Wet
Sun
11.8h Excellent
Humidity
75% Muggy
UV
6.5 High
View Details
July best
Excellent
Temp
22°C / 13°C
Feels Like
24°C / 13°C
Rain
14days (163 mm) Wet
Sun
12.3h Excellent
Humidity
72% Muggy
UV
6.8 High
View Details
August best
Excellent
Temp
22°C / 13°C
Feels Like
24°C / 13°C
Rain
14days (189 mm) Wet
Sun
11.2h Excellent
Humidity
73% Muggy
UV
6.1 High
View Details
September best
Good
Temp
18°C / 10°C
Feels Like
18°C / 9°C
Rain
13days (153 mm) Wet
Sun
9.2h Good
Humidity
78% Humid
UV
4.5 Moderate
View Details
October
Wet
Temp
14°C / 6°C
Feels Like
12°C / 4°C
Rain
11days (211 mm) Wet
Sun
6.9h Fair
Humidity
80% Humid
UV
2.8 Moderate
View Details
November
Poor
Temp
8°C / 1°C
Feels Like
5°C / -2°C
Rain
11days (132 mm) Wet
Sun
5.7h Fair
Humidity
79% Humid
UV
2 Low
Snow Days
5days
View Details
December
Poor
Temp
4°C / -3°C
Feels Like
2°C / -6°C
Rain
7days (72 mm) Good
Sun
5.5h Fair
Humidity
75% Muggy
UV
1.5 Low
Snow Days
6days
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January 3°C / -4°C 0°C / -8°C 7days (53 mm) Good 6.3h Fair 71% Muggy 1.7 Low Poor View Details
February 6°C / -2°C 3°C / -6°C 7days (66 mm) Good 6.8h Fair 72% Muggy 2.3 Moderate Poor View Details
March 8°C / -1°C 5°C / -4°C 10days (102 mm) Wet 8.2h Good 71% Muggy 3.2 Moderate Poor View Details
April 12°C / 3°C 10°C / 0°C 12days (133 mm) Wet 9.7h Good 69% Muggy 4.9 Moderate Poor View Details
May 15°C / 6°C 15°C / 4°C 17days (185 mm) Wet 10.1h Excellent 75% Muggy 5.8 High Wet View Details
June best 21°C / 11°C 22°C / 10°C 16days (185 mm) Wet 11.8h Excellent 75% Muggy 6.5 High Wet View Details
July best 22°C / 13°C 24°C / 13°C 14days (163 mm) Wet 12.3h Excellent 72% Muggy 6.8 High Excellent View Details
August best 22°C / 13°C 24°C / 13°C 14days (189 mm) Wet 11.2h Excellent 73% Muggy 6.1 High Excellent View Details
September best 18°C / 10°C 18°C / 9°C 13days (153 mm) Wet 9.2h Good 78% Humid 4.5 Moderate Good View Details
October 14°C / 6°C 12°C / 4°C 11days (211 mm) Wet 6.9h Fair 80% Humid 2.8 Moderate Wet View Details
November 8°C / 1°C 5°C / -2°C 11days (132 mm) Wet 5.7h Fair 79% Humid 2 Low Poor View Details
December 4°C / -3°C 2°C / -6°C 7days (72 mm) Good 5.5h Fair 75% Muggy 1.5 Low Poor 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

Warm evening layerUmbrellaWaterproof jacketWaterproof shoesSunscreen (SPF 30+)Sunglasses

Frequently Asked Questions

June is typically wet for visiting Colla, with average highs of 21°C (69°F) and around 16 rainy days. Colla, Switzerland in June has warm conditions, with highs averaging 20.5°C (69°F). Rain falls on about 16 days this mon
Colla typically sees around 16 rainy days in June with 185 mm (7.3 in) of total rainfall. Pack a waterproof jacket.
Nights in Colla during June are cool at around 11°C (52°F). Bring a jacket or sweater for evenings.
With highs of 21°C (69°F) and lows of 11°C (52°F) in June, we recommend: Warm evening layer, Umbrella, Waterproof jacket, Waterproof shoes, Sunscreen (SPF 30+). Comfortable walking shoes are essential.
Yes, June offers some of the best weather conditions in Colla with comfortable temperatures and lower chances of rain.
The average UV index in Colla during June is 7 (high). Wear sunscreen SPF 30+, a hat, and sunglasses. Limit direct sun exposure between 10 AM and 4 PM.
Colla gets approximately 16 hours of daylight per day in June, with around 12 hours of sunshine.
Snow is uncommon in Colla during June based on 10-year climate averages.

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