When is the best time to go to Herisau
The chart above shows the best time of year to visit Herisau, Switzerland. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in Herisau
Herisau weather by month
Please note our recommendations for when to visit Herisau are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 2°C | 62mm | 2.2hrs | 10.1hrs |
January in Herisau is generally reasonably dry with the temperature being cold.
Based on weather alone, this is probably a time of year to avoid going to Herisau for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
January is in the winter in Herisau and is typically the coldest month of the year. Daytime maximum temperatures average around a freezing 2°C (35°F), whilst at night -3°C (26°F) is normal.
On average January is the driest month of the year in Herisau with around 62mm 2.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.2 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 3°C | 60mm | 3.4hrs | 11.3hrs |
February in Herisau is generally reasonably dry with the temperature being cool.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Herisau.
February is in the winter in Herisau and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 3°C (38°F), whilst at night -3°C (27°F) is normal.
On average February is the 2nd driest month of the year in Herisau with around 60mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.4 hours of sunshine per day.
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 7°C | 61mm | 4.5hrs | 12.9hrs |
The weather in March in Herisau is characteristically cool and reasonably dry.
Based on weather alone, this is probably a time of year to avoid going to Herisau for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
March is in the spring in Herisau and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cold 8°C (46°F), whilst at night -0°C (32°F) is normal.
On average March is the 3rd driest month of the year in Herisau with around 61mm 2.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.5 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 11°C | 84mm | 5.6hrs | 14.6hrs |
Herisau's weather in April is typically cool and a little damp in nature.
Although outside the main holiday season, there is still plenty of quite acceptable weather around this time of year. This makes it an okay time to visit Herisau.
April is in the spring in Herisau and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 12°C (54°F), whilst at night 3°C (38°F) is normal.
On average April is the 4th driest month of the year in Herisau with around 84mm 3.3 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.6 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 15°C | 108mm | 6.4hrs | 16.2hrs |
May is a damp month in Herisau and the temperature is generally mild.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Herisau.
May is in the spring in Herisau and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 16°C (62°F), whilst at night 7°C (45°F) is normal.
On average May is the 5th driest month of the year in Herisau with around 108mm 4.3 inches of rain making it a damp time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.4 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 18°C | 128mm | 7.2hrs | 10.1hrs |
Herisau's weather in June is typically mild and wet in nature.
Based on weather alone, this is probably a time of year to avoid going to Herisau for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
June is in the summer in Herisau and is typically the 6th coldest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 10°C (51°F) is normal.
On average June is the 6th driest month of the year in Herisau with around 128mm 5 inches of rain making it a wet time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.2 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 20°C | 130mm | 8hrs | 11.3hrs |
July in Herisau is generally wet with the temperature being mild.
It is perhaps a good month to visit Herisau, with some inordinately good weather at this time of year.
July is in the summer in Herisau and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 12°C (54°F) is normal.
On average July is the 6th wettest month of the year in Herisau with around 130mm 5.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 8 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 19°C | 127mm | 7.2hrs | 12.9hrs |
The weather in August in Herisau is characteristically mild and wet.
It is perhaps a good month to visit Herisau, with some inordinately good weather at this time of year.
August is in the summer in Herisau and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 21°C (70°F), whilst at night 12°C (54°F) is normal.
On average August is the 5th wettest month of the year in Herisau with around 127mm 5 inches of rain making it a wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.2 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 16°C | 94mm | 6.2hrs | 14.6hrs |
Herisau's weather in September is typically mild and a little damp in nature.
It is perhaps the perfect month to visit Herisau, with some inordinately good weather at this time of year.
September is in the fall / autumn in Herisau and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 18°C (65°F), whilst at night 10°C (49°F) is normal.
On average September is the 4th wettest month of the year in Herisau with around 94mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 hours of sunshine per day.
Herisau weather in September »
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 11°C | 70mm | 4.1hrs | 16.2hrs |
October is a reasonably dry month in Herisau and the temperature is generally cool.
Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it an okay time to visit Herisau.
October is in the fall / autumn in Herisau and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 13°C (55°F), whilst at night 6°C (42°F) is normal.
On average October is the 3rd wettest month of the year in Herisau with around 70mm 2.8 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.1 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 6°C | 80mm | 2.6hrs | 10.1hrs |
November in Herisau is generally a little damp with the temperature being cool.
Based on weather alone, this is probably a time of year to avoid going to Herisau for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
November is in the fall / autumn in Herisau and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cold 6°C (44°F), whilst at night 1°C (34°F) is normal.
On average November is the 2nd wettest month of the year in Herisau with around 80mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.6 hours of sunshine per day.
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 2°C | 64mm | 2hrs | 11.3hrs |
December in Herisau is generally reasonably dry with the temperature being cool.
Based on weather alone, this is probably a time of year to avoid going to Herisau for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
December is in the winter in Herisau and is typically the warmest month of the year. Daytime maximum temperatures average around a cold 3°C (37°F), whilst at night -2°C (28°F) is normal.
On average December is the wettest month of the year in Herisau with around 64mm 2.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 2 hours of sunshine per day.
Other monthly averages
Herisau weather stats
| Hottest month: | July | 21.9°C 71.4°F |
|---|---|---|
| Driest month: | February | 60mm 2.4ins |
| Sunniest month: | July | 8hrs |
| Coldest month: | January | 1.6°C 34.9°F |
| Wettest month: | July | 130mm 5.1ins |
| Warmest sea: | August | 23.1°C 73.6°F |
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