August weather forecast
Koblenz, Switzerland

August

Weather in August

The last month of the summer, August, is another warm month in Koblenz, Switzerland, with an average temperature ranging between min 12.3°C (54.1°F) and max 24.4°C (75.9°F).

Temperature

Koblenz witnesses its peak temperatures during July and August, when the average high-temperature reaches 24.4°C (75.9°F).

Humidity

In Koblenz, the average relative humidity in August is 77%.

Rainfall

August is the month with the most rainfall in Koblenz. Rain falls for 15.6 days and accumulates 82mm (3.23") of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day is 14h and 13min.
On the first day of the month, sunrise is at 06:05 and sunset at 21:01. On the last day of August, sunrise is at 06:45 and sunset at 20:09 CEST.

Sunshine

August has the most sunshine of the year in Koblenz, Switzerland, with an average of 10.3h of sunshine.

UV index

The average daily maximum UV index in August in Koblenz is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 4 in August translates into this advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Employ a wide-brim hat for potent defense against up to 50% of UV rays.

Frequently asked questions

What time of the year is the hottest in Koblenz?
The height of temperatures in Koblenz is seen during July and August, averaging a high-temperature of 24.4°C (75.9°F).
What are August temperatures in Koblenz?
In Koblenz, 24.4°C (75.9°F) is the average high-temperature and 12.3°C (54.1°F) is the average low-temperature during August.
What is the average humidity in August in Koblenz?
In August, the average relative humidity is 77%.
What is the rainiest month in Koblenz?
August is the month with the most rainfall. Rain falls for 15.6 days and accumulates 82mm (3.23") of precipitation.
How many days does it rain in August in Koblenz?
In Koblenz, in August, during 15.6 rainfall days, 82mm (3.23") of precipitation is typically accumulated.
When it does not snow in Koblenz?
June through September are months without snowfall in Koblenz.
How many hours of daylight does Koblenz have in August?
In Koblenz, the average day length in August is 14h and 13min.
When are sunrise and sunset in August in Koblenz?
On the first day of August in Koblenz, Switzerland, sunrise is at 06:05 and sunset at 21:01. On the last day of the month, sunrise is at 06:45 and sunset at 20:09 CEST.
What month has the most sunshine in Koblenz?
With an average of 10.3h of sunshine, August has the most sunshine of the year in Koblenz.
How long on average sun shines in August in Koblenz?
In August, the average sunshine duration in Koblenz, Switzerland, is 10.3h.
What is the UV index reading in August in Koblenz?
In Koblenz, the average daily maximum UV index in August is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Koblenz, Switzerland
  • Average high temperature in August: 24.4°C

The warmest months (with the highest average high temperature) are July and August (24.4°C).
The month with the lowest average high temperature is January (3.3°C).

  • Average low temperature in August: 12.3°C

The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).

Average pressure in August
Koblenz, 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
Koblenz, Switzerland
  • Average wind speed in August: 6km/h

The windiest month (with the highest average wind speed) is March (8.7km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).

Average humidity in August
Koblenz, Switzerland
  • Average humidity in August: 77%

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
Koblenz, Switzerland
  • Average rainfall in August: 82mm

The wettest month (with the highest rainfall) is August (82mm).
The driest months (with the least rainfall) are April and September (38mm).

Average rainfall days in August
Koblenz, Switzerland
  • Average rainfall days in August: 15.6 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (7.8 days).

Average snowfall in August
Koblenz, Switzerland
  • Average snowfall in August: 0mm

The month with the highest snowfall is December (232mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in August
Koblenz, Switzerland
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Koblenz, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in August
Koblenz, Switzerland
  • Average sunshine days in August: 12.9 days

The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is June (11 days).

Average UV index in August
Koblenz, Switzerland
  • Average UV index in August: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Koblenz, Switzerland
  • Average cloud cover in August: 31

The months with the most cloud cover are January and February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in August
Koblenz, Switzerland
  • Average visibility in August: 9km

The months with the highest visibility are April, July and August (9km).
The months with the lowest visibility are January and February (7km).

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