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Rapperswil-Jona

Town · Canton of St. Gallen, 🇨🇭 Switzerland
Population 26,995
Area 31 km²
Time zone Europe/Zurich
Official website www.rapperswil-jona.ch
Rapperswil-Jona

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Rapperswil-Jona — Map

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Climate & when to visit

Select a month

Typical weather in January

Poor
  • 5° (feels like 1°) · extremes -11°–10°
  • -2° at night
  • 14 rainy days
  • 9 sunny days
  • 4 hours of sunshine per day
  • Dry air
  • Calm winds
  • UV index 1 · low

Typical weather in February

Poor
  • 6° (feels like 3°) · extremes -12°–14°
  • -2° at night
  • 13 rainy days
  • 10 sunny days
  • 6 hours of sunshine per day
  • Dry air
  • Calm winds
  • UV index 2 · low

Typical weather in March

Poor
  • 10° (feels like 7°) · extremes -6°–18°
  • 2° at night
  • 15 rainy days
  • 12 sunny days
  • 7 hours of sunshine per day
  • Dry air
  • Calm winds
  • UV index 3 · moderate

Typical weather in April

Fair
  • 15° (feels like 12°) · extremes -1°–22°
  • 6° at night
  • 15 rainy days
  • 7 sunny days
  • 6 hours of sunshine per day
  • Dry air
  • Calm winds
  • UV index 4 · moderate

Typical weather in May

Good
  • 19° (feels like 18°) · extremes 5°–27°
  • 11° at night
  • 20 rainy days
  • 5 sunny days
  • 6 hours of sunshine per day
  • Dry air
  • Calm winds
  • UV index 5 · moderate

Typical weather in June

Good
  • 24° · extremes 9°–30°
  • 15° at night
  • 19 rainy days
  • 7 sunny days
  • 8 hours of sunshine per day
  • Comfortable humidity
  • Calm winds
  • UV index 6 · high

Typical weather in July

Good
  • 25° (feels like 26°) · extremes 11°–31°
  • 17° at night
  • 20 rainy days
  • 9 sunny days
  • 8 hours of sunshine per day
  • Humid air
  • Calm winds
  • UV index 7 · high

Typical weather in August

Good
  • 25° (feels like 26°) · extremes 11°–31°
  • 17° at night
  • 18 rainy days
  • 11 sunny days
  • 7 hours of sunshine per day
  • Humid air
  • Calm winds
  • UV index 6 · high

Typical weather in September

Good
  • 21° · extremes 7°–28°
  • 13° at night
  • 15 rainy days
  • 9 sunny days
  • 6 hours of sunshine per day
  • Comfortable humidity
  • Calm winds
  • UV index 4 · moderate

Typical weather in October

Good
  • 17° (feels like 16°) · extremes 3°–24°
  • 9° at night
  • 14 rainy days
  • 9 sunny days
  • 5 hours of sunshine per day
  • Dry air
  • Calm winds
  • UV index 3 · moderate

Typical weather in November

Poor
  • 11° (feels like 8°) · extremes -6°–18°
  • 3° at night
  • 15 rainy days
  • 6 sunny days
  • 4 hours of sunshine per day
  • Dry air
  • Calm winds
  • UV index 1 · low

Typical weather in December

Poor
  • 6° (feels like 2°) · extremes -11°–12°
  • -1° at night
  • 15 rainy days
  • 7 sunny days
  • 4 hours of sunshine per day
  • Dry air
  • Calm winds
  • UV index 1 · low

Climate data: NASA POWER (MERRA-2) · 1996–2025

Practical information

Currency
Swiss Franc CHF CHF · Card payments · Widely accepted
Emergency numbers
112
Electricity
Type C / Type J
230 V · 50 Hz
Languages
German, French, Italian, Romansh
Tap water
Safe to drink
Driving side
Right
Calling code
+41
Learn more

Tours & Activities

Rapperswil Castle
Walk
Lindenhof
Walk
Holzsteg

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