April weather forecast
Certara, Switzerland

April

Weather in April

April in Certara, Switzerland, is a moderate spring month, with temperature in the range of an average high of 14.7°C (58.5°F) and an average low of 4.6°C (40.3°F).

Temperature

Observing a slight rise in April, the average high-temperature shifts from March's fresh 10.2°C (50.4°F) to a refreshing 14.7°C (58.5°F). Certara's nighttime temperature in April falls to an average of 4.6°C (40.3°F).

Humidity

In Certara, the average relative humidity in April is 73%.

Rainfall

In Certara, in April, during 11.1 rainfall days, 43mm (1.69") of precipitation is typically accumulated. In Certara, during the entire year, the rain falls for 102.6 days and collects up to 414mm (16.3") of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Certara, the average length of the day in April is 13h and 34min.
On the first day of April, sunrise is at 07:02 and sunset at 19:52. On the last day of the month, sunrise is at 06:10 and sunset at 20:30 CEST.

Sunshine

The average sunshine in April is 9.3h.

UV index

In Certara, Switzerland, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A typical high UV index of 3 in April suggests the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.

Frequently asked questions

What is the usual temperature for Certara in April?
An average high-temperature, in April, in Certara, is 14.7°C (58.5°F) and the average low-temperature is 4.6°C (40.3°F).
What is the average humidity in April in Certara?
In April, the average relative humidity is 73%.
How many days does it rain in April in Certara?
In April, in Certara, Switzerland, the rain falls for 11.1 days. Throughout April, 43mm (1.69") of precipitation is accumulated.
When it does not snow in Certara?
In Certara, snow does not fall in April through October.
Does it snow in Certara in April?
In April, in Certara, Switzerland, it doesn't snow. March is the latest month when it typically snows.
What is the average length of the day in April in Certara?
In Certara, Switzerland, the average day length in April is 13h and 34min.
What time are sunrise and sunset in April in Certara?
On the first day of April, sunrise is at 07:02 and sunset at 19:52. On the last day of the month, sunrise is at 06:10 and sunset at 20:30 CEST.
How long on average sun shines in April in Certara?
In Certara, Switzerland, the average sunshine duration in April is 9.3h.
What is the UV index intensity in April in Certara?
In April, the average daily maximum UV index in Certara is 3. A UV Index estimate of 3 to 5 represents a moderate health threat 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 April
Certara, Switzerland
  • Average high temperature in April: 14.7°C

The warmest month (with the highest average high temperature) is July (25.2°C).
The month with the lowest average high temperature is January (4.5°C).

  • Average low temperature in April: 4.6°C

The months with the highest average low temperature are July and August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).

Average pressure in April
Certara, Switzerland
  • Average pressure in April: 1015mbar

The month with the highest atmospheric pressure is December (1020.5mbar).
The month with the lowest atmospheric pressure is April (1015mbar).

Average wind speed in April
Certara, Switzerland
  • Average wind speed in April: 7.2km/h

The windiest month (with the highest average wind speed) is July (7.7km/h).
The calmest month (with the lowest average wind speed) is November (6.1km/h).

Average humidity in April
Certara, Switzerland
  • Average humidity in April: 73%

The month with the highest relative humidity is November (80%).
The months with the lowest relative humidity are January and July (72%).

Average rainfall in April
Certara, Switzerland
  • Average rainfall in April: 43mm

The wettest month (with the highest rainfall) is November (70mm).
The driest month (with the least rainfall) is January (7mm).

Average rainfall days in April
Certara, Switzerland
  • Average rainfall days in April: 11.1 days

The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is December (4.1 days).

Average snowfall in April
Certara, Switzerland
  • Average snowfall in April: 0mm

The month with the highest snowfall is February (9mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in April
Certara, Switzerland
  • Average snowfall days in April: 0.1 days

The month with the highest number of snowfall days is January (1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in April /
Average sunshine in April
Certara, Switzerland
  • Average daylight in April: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in April: 9h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 5h and 18min).

Average sunshine days in April
Certara, Switzerland
  • Average sunshine days in April: 18.2 days

The month with the most sunshine days is December (25.8 days).
The month with the least sunshine days is June (16.9 days).

Average UV index in April
Certara, Switzerland
  • Average UV index in April: 3

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

Average cloud cover in April
Certara, Switzerland
  • Average cloud cover in April: 37

The month with the most cloud cover is November (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 23).

Average visibility in April
Certara, Switzerland
  • Average visibility in April: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, November and December (9km).
The month with the lowest visibility is October (8km).

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