Planning your day in Arth? Check out the latest weather information and up-to-date forecasts right here to make sure your trip goes perfectly.
Arth
Current Weather
Overview
The climate in Arth is temperate, with four distinct seasons. It is characterized by significant temperature fluctuations throughout the year, allowing tourists to choose the most comfortable time to visit based on their preferences. Overall, the weather here is typical for central Switzerland, with cool winters and pleasant, warm summers.
The summer months, especially July and August, are the warmest, when the average temperature stays around 18°C, and daily highs can reach a comfortable 22-23°C. Winter, in contrast, is cold: from December to February, the thermometer averages around freezing, and nighttime temperatures often drop below zero. Spring and autumn are classic transitional seasons with mild but changeable weather.
An important feature of the local climate is the high probability of precipitation year-round. Data shows that rainy days occur frequently in any season, so when planning a trip to Arth, it is recommended to carry an umbrella or raincoat to be prepared for the whims of the weather.
Temperature
The climate in Arth is characterized by distinct seasons and moderate temperatures throughout the year. The coldest months are traditionally January and December, when average daytime temperatures range from +3°C to +4°C and regularly drop below zero at night to -1°C...-2°C. The warmest period falls in July and August. During this time, the average temperature is a comfortable +18°C, making summer the ideal season to visit the city.
Summer days in Arth are pleasantly warm, with maximum temperatures reaching +22°C...+23°C, but without exhausting heat. At the same time, nights remain fresh and cool, with temperatures around +14°C. Winter, in turn, is cool, with frequent precipitation and stable but not extreme nighttime frosts. Spring and autumn serve as mild transitional periods. For example, in September, comfortable weather still persists with daily highs up to +18°C, and in May, the approach of summer is already felt with temperatures up to +16°C. A noticeable difference between daytime and nighttime figures is characteristic of all seasons, so it's worth having warm clothes for evening walks.
Average monthly temperature
Precipitation
In Arth, precipitation is distributed fairly evenly throughout the year, and there is no distinct dry season. Travelers should be prepared for rainy weather in almost any month. However, there are periods with slightly more or less precipitation, especially in terms of the frequency of rainy days.
The wettest period falls in late spring and summer. In terms of total precipitation, June and August stand out, each with 6 mm. However, in terms of the number of rainy days, the absolute leader is May—with an average of 20 days of precipitation. July is also very wet, with 19 rainy days. The driest months by volume are February and March (3 mm each), and by the lowest number of rainy days—February and April (about 13 days).
In winter, from December to February, precipitation is also common. Given that the minimum temperature during this time consistently drops below zero, it often falls as snow. For example, December and January have 18 and 16 days of precipitation, respectively. Therefore, when planning a trip to Arth, it's worth packing an umbrella or raincoat, and in winter, be prepared for snowfall.
Average monthly precipitation
Packing Tips
When planning a trip to Arth, it's important to keep the region's changeable climate in mind. The best packing strategy is the layering principle. Regardless of the season, you'll need comfortable, preferably waterproof shoes for long walks in the picturesque surroundings. Given the high number of rainy days throughout the year, a compact umbrella or light waterproof jacket will be your indispensable companions on any trip.
In summer, from June to August, the weather in Arth is usually warm and pleasant. During the day, T-shirts and light trousers will be comfortable, but evenings can be cool, so it's worth bringing a sweater or light jacket. Don't forget sunscreen and sunglasses for clear days, but be prepared for sudden summer showers. In spring and autumn, the weather is more unpredictable, and layering is especially important. You'll need warm items: sweaters, long-sleeved shirts, and a mid-season jacket to protect against wind and rain.
Winter in Arth, from December to February, is cold, with temperatures often dropping below freezing. Be sure to pack a warm winter jacket, several sweaters, as well as a hat, gloves, and a scarf. For maximum comfort on frosty days, you can bring thermal underwear. Pay special attention to footwear—it should be not only warm but also waterproof to protect your feet from snow and slush.
Average monthly wind speed (speed and direction)
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