May weather forecast
Groissiat, France

May

Weather in May

May, the last month of the spring in Groissiat, is a refreshing month, with an average temperature ranging between max 18.6°C (65.5°F) and min 8.1°C (46.6°F).

Temperature

The commencement of May notes an average high-temperature of a still refreshing 18.6°C (65.5°F), exhibiting little difference from the previous month. During the nights in May, Groissiat experiences a consistent average temperature of 8.1°C (46.6°F).

Humidity

The average relative humidity in May is 80%.

Rainfall

In Groissiat, in May, during 19.2 rainfall days, 83mm (3.27") of precipitation is typically accumulated. In Groissiat, France, during the entire year, the rain falls for 185.5 days and collects up to 860mm (33.86") of precipitation.

Snowfall

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

Daylight

The average length of the day in May in Groissiat is 14h and 59min.
On the first day of May in Groissiat, sunrise is at 06:22 and sunset at 20:46. On the last day of the month, sunrise is at 05:49 and sunset at 21:21 CEST.

Sunshine

In Groissiat, the average sunshine in May is 8.8h.

UV index

In Groissiat, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 4 during May, leads to the following recommendations:
Exercise prevention - Warding off sunburn is urged. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.

Frequently asked questions

What is the average May temperature in Groissiat?
Groissiat in May has an average high-temperature of 18.6°C (65.5°F) and an average low-temperature of 8.1°C (46.6°F).
What is the average humidity in May in Groissiat?
In Groissiat, France, the average relative humidity in May is 80%.
How much does it rain in Groissiat in May?
In Groissiat, during May, the rain falls for 19.2 days and regularly aggregates up to 83mm (3.27") of precipitation.
When it does not snow in Groissiat?
April through September are months without snowfall in Groissiat.
What is the average length of the day in May in Groissiat?
In May, the average day length in Groissiat, France, is 14h and 59min.
When are sunrise and sunset in May in Groissiat?
In May, on the first day of the month, sunrise is at 06:22 and sunset at 20:46. On the last day of the month, in Groissiat, sunrise is at 05:49 and sunset at 21:21 CEST.
How many hours of sunshine does Groissiat have in May?
In May, the average sunshine duration in Groissiat, France, is 8.8h.
What is the UV index intensity in May in Groissiat?
The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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 May
Groissiat, France
  • Average high temperature in May: 18.6°C

The warmest month (with the highest average high temperature) is August (25.4°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in May: 8.1°C

The month with the highest average low temperature is July (13.8°C).
The coldest month (with the lowest average low temperature) is January (-0.3°C).

Average pressure in May
Groissiat, France
  • Average pressure in May: 1016.4mbar

The month with the highest atmospheric pressure is December (1021.2mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).

Average wind speed in May
Groissiat, France
  • Average wind speed in May: 9.3km/h

The windiest month (with the highest average wind speed) is February (10.6km/h).
The calmest month (with the lowest average wind speed) is August (7km/h).

Average humidity in May
Groissiat, France
  • Average humidity in May: 80%

The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (75%).

Average rainfall in May
Groissiat, France
  • Average rainfall in May: 83mm

The wettest month (with the highest rainfall) is November (93mm).
The driest month (with the least rainfall) is September (51mm).

Average rainfall days in May
Groissiat, France
  • Average rainfall days in May: 19.2 days

The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is October (13 days).

Average snowfall in May
Groissiat, France
  • Average snowfall in May: 0mm

The month with the highest snowfall is January (56mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in May
Groissiat, France
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Groissiat, France
  • Average daylight in May: 15h and 0min

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 May: 8h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 4h and 36min).

Average sunshine days in May
Groissiat, France
  • Average sunshine days in May: 9.6 days

The month with the most sunshine days is October (16.3 days).
The month with the least sunshine days is May (9.6 days).

Average UV index in May
Groissiat, France
  • Average UV index in May: 4

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

Average cloud cover in May
Groissiat, France
  • Average cloud cover in May: 45

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in May
Groissiat, France
  • Average visibility in May: 8km

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

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