August weather forecast
Winterthur, Switzerland

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Weather in August

August in Winterthur almost mirrors July in terms of weather, maintaining warm conditions. There's a minor dip toward slightly cooler extremes, with temperatures falling between 12.1°C (53.8°F) to 24.4°C (75.9°F). The city continues its summer vibrance, making it an attractive time for tourists, alongside various outdoor cultural events and al fresco dining.

Temperature

August records an average high-temperature of a still moderately hot 24.4°C (75.9°F), indicating a minor variation from the preceding month. During the nights in August, Winterthur records a pronounced shift from the daytime warmth, with a consistent average temperature of 12.1°C (53.8°F).

Humidity

In August, the average relative humidity is 78%.

Rainfall

In Winterthur, in August, it is raining for 12.3 days, with typically 66mm (2.6") of accumulated precipitation. In Winterthur, Switzerland, during the entire year, the rain falls for 155.4 days and collects up to 704mm (27.72") of precipitation.

Snowfall

June through September are months without snowfall in Winterthur, Switzerland.

Daylight

In August, the average length of the day is 14h and 13min.
On the first day of August, sunrise is at 06:03 and sunset at 20:59. On the last day of the month, sunrise is at 06:43 and sunset at 20:07 CEST.

Sunshine

July and August, with an average of 10.2h of sunshine, are months with the most sunshine in Winterthur.

UV index

In Winterthur, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 5 during August translates into these guidelines:
Prioritize safety - Suggestions to prevent sun damage are offered. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Frequently asked questions

What are August temperatures in Winterthur?

Winterthur in August has an average high-temperature of 24.4°C (75.9°F) and an average low-temperature of 12.1°C (53.8°F).

What is the average humidity in August in Winterthur?

In August, the average relative humidity in Winterthur is 78%.

How much does it rain in Winterthur in August?

In August, in Winterthur, Switzerland, the rain falls for 12.3 days. Throughout August, 66mm (2.6") of precipitation is accumulated.

When it does not snow in Winterthur?

June through September are months without snowfall in Winterthur, Switzerland.

What is the average length of the day in August in Winterthur?

The average day length in August is 14h and 13min.

When are sunrise and sunset in August in Winterthur?

On the first day of August in Winterthur, Switzerland, sunrise is at 06:03 and sunset at 20:59. On the last day of the month, sunrise is at 06:43 and sunset at 20:07 CEST.

What are the months with the most sunshine in Winterthur?

The months with the most sunshine are July and August, with an average of 10.2h of sunshine.

How long on average sun shines in August in Winterthur?

In August, the average sunshine duration in Winterthur, Switzerland, is 10.2h.

What is the UV index intensity in August in Winterthur?

The average daily maximum UV index in August in Winterthur, Switzerland, is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Winterthur, Switzerland

Average temperature in August - Winterthur, Switzerland
  • Average high temperature in August: 24.4°C

The warmest month (with the highest average high temperature) is July (24.6°C).
The month with the lowest average high temperature is January (3.3°C).

  • Average low temperature in August: 12.1°C

The months with the highest average low temperature are July and August (12.1°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).

Average pressure in August
Winterthur, Switzerland

Average pressure in August - Winterthur, Switzerland
  • Average pressure in August: 1017.7mbar

The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).

Average wind speed in August
Winterthur, Switzerland

Average wind speed in August - Winterthur, Switzerland
  • Average wind speed in August: 6.2km/h

The windiest month (with the highest average wind speed) is March (8.8km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).

Average humidity in August
Winterthur, Switzerland

Average humidity in August - Winterthur, Switzerland
  • Average humidity in August: 78%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and July (76%).

Average rainfall in August
Winterthur, Switzerland

Average rainfall in August - Winterthur, Switzerland
  • Average rainfall in August: 66mm

The wettest month (with the highest rainfall) is December (82mm).
The driest month (with the least rainfall) is September (29mm).

Average rainfall days in August
Winterthur, Switzerland

Average rainfall days in August - Winterthur, Switzerland
  • Average rainfall days in August: 12.3 days

The month with the highest number of rainy days is May (18.4 days).
The months with the least rainy days are September and November (9.9 days).

Average snowfall in August
Winterthur, Switzerland

Average snowfall in August - Winterthur, Switzerland
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (182mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in August
Winterthur, Switzerland

Average snowfall days in August - Winterthur, Switzerland
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Winterthur, Switzerland

Average daylight in August / Average sunshine in August - Winterthur, Switzerland
  • Average daylight in August: 14h and 1min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in August: 10h and 1min

The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in August
Winterthur, Switzerland

Average sunshine days in August - Winterthur, Switzerland
  • Average sunshine days in August: 16.9 days

The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is February (11.1 days).

Average UV index in August
Winterthur, Switzerland

Average UV index in August - Winterthur, Switzerland
  • Average UV index in August: 5

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in August
Winterthur, Switzerland

Average cloud cover in August - Winterthur, Switzerland
  • Average cloud cover in August: 32

The months with the most cloud cover are January and February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in August
Winterthur, Switzerland

Average visibility in August - Winterthur, Switzerland
  • Average visibility in August: 8km

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January and February (7km).

Winterthur, Switzerland

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