Jona

Wahlkreis See-Gaster, Kanton St. Gallen, Switzerland

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Current Weather

20°

Clear

Feels Like: 20°

Min: 10°

Max: 20°

The next few hours will be mostly clear, with today reaching 20°C and dropping to 8°C. The coming days will be light rain

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Hourly Forecast

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Today
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Daylight Hours

07:19

Sunrise

19:13

Sunset

11 hours 54 minutes of sunlight today

Moon

Waxing Gibbous

17:43

Moonrise

02:04

Moonset

Daily Forecast

Today

10°
20°

Wednesday

21°

Thursday

12°
21°

Friday

20°

Saturday

10°
24°

Sunday

11°
27°

Monday

16°
26°

Tuesday

15°
26°

Wednesday

17°
27°

Thursday

17°
23°

Air Quality Data Available

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UV Index

Wear sunscreen
4 Moderate
Low Extreme

Humidity

39% Dry
Low High

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Weather in Jona today, September 22, 2026

Conditions in Jona on September 22, 2026 favour clear skies, so the day opens with a fine, sunny outlook. Any interruptions to the blue should be brief rather than lasting.

The temperature range runs from about 10°C up to 20°C. Expect humidity between 35% and 80%, most humid near 23:00. Expect gentle winds, highest near 18:00 at 2.7 km/h.

Expect a more open afternoon, with limited cloud around 2% by 17:00. Residual damp risk should be lower than earlier. Expect visibility near 41.8 km, with poorer spells close to 34.3 km. Expect sunrise at 07:19, sunset at 19:13, and 11 hours 54 minutes of sunlight today overall.

Taken together, settled sunshine in Jona on September 22, 2026 makes outdoor timing easier, with highs near 20°C.

Frequently asked questions about weather in Jona

How warm does it get in Jona?

The warmest month in Jona is July, with average high temperatures of 23°C. The average temperature during this period is around 18°C.

How cold does it get in Jona?

The coldest month in Jona is January, with average low temperatures of -2°C. The average temperature during this period is around 0°C.

What is the wettest time of year in Jona?

The wettest month in Jona is May, with an average of 173mm of precipitation.

What is the driest time of year in Jona?

The driest month in Jona is February, with an average of 90mm of precipitation.

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Metric (°C, km/h)