May weather forecast
Grellingen, Switzerland

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Weather in May

The last month of the spring, May, is a refreshing month in Grellingen, Switzerland, with an average temperature fluctuating between 7.3°C (45.1°F) and 17.8°C (64°F).

Temperature

Grellingen's weather in May indicates an average high-temperature of a comfortable 17.8°C (64°F), nearly consistent with the 15.2°C (59.4°F) of April. During the month of May, an average low-temperature of 7.3°C (45.1°F) is recorded.

Humidity

In Grellingen, the average relative humidity in May is 80%.

Rainfall

In Grellingen, during May, the rain falls for 20.3 days and regularly aggregates up to 68mm (2.68") of precipitation. In Grellingen, during the entire year, the rain falls for 178.8 days and collects up to 677mm (26.65") of precipitation.

Snowfall

April through September are months without snowfall.

Daylight

The average length of the day in May is 15h and 8min.
On the first day of May, sunrise is at 06:11 and sunset at 20:41. On the last day of the month, sunrise is at 05:36 and sunset at 21:18 CEST.

Sunshine

The average sunshine in May in Grellingen is 9h.

UV index

The average daily maximum UV index in May in Grellingen is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: An average maximum UV index of 4 in May leads to these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

What are the temperatures in Grellingen in May?

Grellingen in May has an average high-temperature of 17.8°C (64°F) and an average low-temperature of 7.3°C (45.1°F).

What is the average humidity in May in Grellingen?

The average relative humidity in May in Grellingen is 80%.

How much does it rain in Grellingen in May?

In Grellingen, in May, during 20.3 rainfall days, 68mm (2.68") of precipitation is typically accumulated.

When it does not snow in Grellingen?

In Grellingen, snow does not fall in April through September.

How many hours of daylight does Grellingen have in May?

The average day length in May in Grellingen, Switzerland, is 15h and 8min.

When is the sunrise / sunset in May in Grellingen?

In May, on the first day of the month, sunrise is at 06:11 and sunset at 20:41. On the last day of the month, in Grellingen, sunrise is at 05:36 and sunset at 21:18 CEST.

How many hours of sunshine does Grellingen have in May?

In May, the average sunshine duration in Grellingen is 9h.

What is the UV index intensity in May in Grellingen?

In May, the average daily maximum UV index in Grellingen, Switzerland, is 4. A UV Index value of 3 to 5 symbolizes a medium health risk 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 May
Grellingen, Switzerland

Average temperature in May - Grellingen, Switzerland
  • Average high temperature in May: 17.8°C

The warmest month (with the highest average high temperature) is August (24.1°C).
The month with the lowest average high temperature is January (3.5°C).

  • Average low temperature in May: 7.3°C

The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (-1.8°C).

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Average pressure in May
Grellingen, Switzerland

Average pressure in May - Grellingen, Switzerland
  • Average pressure in May: 1016.4mbar

The month with the highest atmospheric pressure is December (1020.7mbar).
The months with the lowest atmospheric pressure are April and November (1015.7mbar).

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Average wind speed in May
Grellingen, Switzerland

Average wind speed in May - Grellingen, Switzerland
  • Average wind speed in May: 8.4km/h

The windiest months (with the highest average wind speed) are February and March (9.9km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).

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Average humidity in May
Grellingen, Switzerland

Average humidity in May - Grellingen, Switzerland
  • Average humidity in May: 80%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April, July and August (77%).

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Average rainfall in May
Grellingen, Switzerland

Average rainfall in May - Grellingen, Switzerland
  • Average rainfall in May: 68mm

The wettest month (with the highest rainfall) is June (84mm).
The driest month (with the least rainfall) is September (33mm).

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Average rainfall days in May
Grellingen, Switzerland

Average rainfall days in May - Grellingen, Switzerland
  • Average rainfall days in May: 20.3 days

The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is October (11.5 days).

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Average snowfall in May
Grellingen, Switzerland

Average snowfall in May - Grellingen, Switzerland
  • Average snowfall in May: 0mm

The month with the highest snowfall is December (61mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

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Average snowfall days in May
Grellingen, Switzerland

Average snowfall days in May - Grellingen, Switzerland
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Grellingen, Switzerland

Average daylight in May / Average sunshine in May - Grellingen, Switzerland
  • Average daylight in May: 15h 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 May: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

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Average sunshine days in May
Grellingen, Switzerland

Average sunshine days in May - Grellingen, Switzerland
  • Average sunshine days in May: 8.3 days

The month with the most sunshine days is October (16.8 days).
The months with the least sunshine days are May and June (8.3 days).

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Average UV index in May
Grellingen, Switzerland

Average UV index in May - Grellingen, Switzerland
  • Average UV index in May: 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).

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Average cloud cover in May
Grellingen, Switzerland

Average cloud cover in May - Grellingen, Switzerland
  • Average cloud cover in May: 43

The months with the most cloud cover are January and December (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in May
Grellingen, Switzerland

Average visibility in May - Grellingen, Switzerland
  • Average visibility in May: 9km

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

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Grellingen, Switzerland

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