Arzo

Mendrisio District, Cantone Ticino, Switzerland

Unlock Minute-by-Minute Forecast

See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.

Current Weather

13°

Mostly Cloudy

Feels Like: 9°

Min: 13°

Max: 19°

The next few hours will be overcast, with today reaching 19°C and dropping to 14°C. The coming days will be clear throughout the day.

Unlock Historical Data

Compare today's weather with yesterday's data and track temperature trends over time.

Hourly Forecast

13° 13° 13° 14° 15° 16° 17° 17° 18° 18° 19° 19° 19° 18° 17° 16° 15° 15° 14° 15° 15° 15° 15° 15°
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
Today
Tomorrow

Daylight Hours

07:22

Sunrise

19:07

Sunset

11 hours 45 minutes of sunlight today

Moon

Waxing Gibbous

18:36

Moonrise

05:40

Moonset

Daily Forecast

Today

13°
19°

Saturday

14°
20°

Sunday

13°
22°

Monday

14°
23°

Tuesday

15°
22°

Wednesday

13°
22°

Thursday

15°
20°

Friday

16°
19°

Saturday

15°
20°

Sunday

10°
21°

Air Quality Data Available

Upgrade to access real-time air quality data for Arzo.

UV Index

No protection needed
0 Low
Low Extreme

Humidity

89% Humid
Low High

Current stargazing conditions?

See sky darkness, moon phase, and the best viewing window for Arzo.

View stargazing score

Weather in Arzo today, September 25, 2026

Expect a muted, overcast feel in Arzo on September 25, 2026 as cloud persists. Brighter breaks, if they arrive, should stay brief. The morning sky stays heavily clouded, with cover near 100% around 08:00. Grey conditions set the early tone before any later change.

The temperature range runs from about 13°C up to 19°C. Relative humidity sits between 61% and 90%, reaching its peak around 05:00. A lighter breeze peaks around 12:00 near 1.8 km/h.

Expect persistent cloud later on, with amounts around 94% by 13:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 34.6 km on average, though it can drop toward 21.2 km in thicker cloud or showers. Sunrise is at 07:22 and sunset at 19:07, giving 11 hours 45 minutes of sunlight today.

Taken together, overcast skies in Arzo on September 25, 2026 favour indoor or covered options, with temperatures near 19°C.

Frequently asked questions about weather in Arzo

How warm does it get in Arzo?

The warmest month in Arzo is July, with average high temperatures of 26°C. The average temperature during this period is around 22°C.

How cold does it get in Arzo?

The coldest month in Arzo is January, with average low temperatures of 0°C. The average temperature during this period is around 3°C.

What is the wettest time of year in Arzo?

The wettest month in Arzo is October, with an average of 213mm of precipitation.

What is the driest time of year in Arzo?

The driest month in Arzo is January, with an average of 55mm of precipitation.

View full climate insights for Arzo →

Airpult

Get accurate weather forecasts worldwide with real-time updates and severe weather alerts. Covering 6M+ locations with precise, reliable weather data.

© 2026 Samuenti GmbH. All rights reserved.

gb English
Metric (°C, km/h)