Live Weather & Forecast
Weather in Rapperswil-Jona
Sankt Gallen, Switzerland · Real-time conditions & 3-day outlook
5°C
Feels like 5°C
42°F / Feels 42°F
Mist
Rapperswil-Jona, Sankt Gallen
🌙 Nighttime
Updated: 2026-04-16 06:00
Humidity
94%
Wind
3.6 km/h SSE
Wind Gust
5.3 km/h
Pressure
1024 mb
Visibility
2 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
30%
Dew Point
4.5°C
Wind Degree
158°
Air Quality Index
US EPA: Moderate
UK DEFRA: Low (2)
CO
186.9 μg/m³
NO₂
6 μg/m³
O₃
53 μg/m³
SO₂
1 μg/m³
PM 2.5
18.5 μg/m³
PM 10
23 μg/m³
Today's Hourly Forecast
24-hour breakdown for Rapperswil-Jona, Sankt Gallen
12 AM
6°
Mist
1 AM
6°
Mist
2 AM
6°
Mist
3 AM
6°
Mist
4 AM
6°
Mist
5 AM
6°
Mist
6 AM
5°
Mist
7 AM
5°
Mist
8 AM
7°
Partly Cloudy
9 AM
9°
Partly Cloudy
10 AM
12°
Partly Cloudy
11 AM
13°
Patchy rain nearby
12 PM
14°
Patchy rain nearby
1 PM
14°
Patchy rain nearby
2 PM
14°
Partly Cloudy
3 PM
15°
Partly Cloudy
4 PM
15°
Partly Cloudy
5 PM
16°
Sunny
6 PM
15°
Sunny
7 PM
14°
Sunny
8 PM
11°
Sunny
9 PM
9°
Clear
10 PM
8°
Clear
11 PM
8°
Clear
3-Day Forecast
Daily overview for Rapperswil-Jona, Sankt Gallen
Today
Partly Cloudy
16°
/
5°
🌧️ 0% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 6.5 km/h
🌧️ Total precip: 0.07 mm
☀️ UV Index: 1.2
🌅 Sunrise: 06:34 AM
🌇 Sunset: 08:15 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Sunny
16°
/
5°
🌧️ 0% chance of rain
💧 Avg. humidity: 76%
💨 Max wind: 6.8 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:32 AM
🌇 Sunset: 08:16 PM
🌙 New Moon
🌑 Moon: 0% lit
Sat, Apr 18
Sunny
19°
/
7°
🌧️ 0% chance of rain
💧 Avg. humidity: 74%
💨 Max wind: 7.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:30 AM
🌇 Sunset: 08:17 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Best Time to Visit Rapperswil-Jona
Plan your trip to Rapperswil-Jona, Switzerland around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Rapperswil-Jona?
Current conditions in Rapperswil-Jona: Mist, temperature 5°C, humidity 94%.
What is the best time to visit Rapperswil-Jona?
The best time to visit Rapperswil-Jona is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Rapperswil-Jona?
Rapperswil-Jona is located at approximately 47.2° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Rapperswil-Jona?
The wettest period in Rapperswil-Jona is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Rapperswil-Jona?
For visits to Rapperswil-Jona during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Rapperswil-Jona in?
Rapperswil-Jona is located in Switzerland, in the state of Sankt Gallen.
What are the public holidays in Rapperswil-Jona in 2026?
View the 2026 public holidays for Rapperswil-Jona on our Holidays page.
What are the GPS coordinates used for the weather forecast in Rapperswil-Jona?
The weather forecast for Rapperswil-Jona uses coordinates 47.2298, 8.8597.