May weather forecast
Saint-Thomas-en-Royans, France

May

Weather in May

May, the last month of the spring in Saint-Thomas-en-Royans, is a refreshing month, with an average temperature fluctuating between 5.8°C (42.4°F) and 14.8°C (58.6°F).

Temperature

The transition from April to May brings an average high-temperature of a refreshing 14.8°C (58.6°F), barely different from April's 12.2°C (54°F). Saint-Thomas-en-Royans records a consistent low-temperature of 5.8°C (42.4°F) during May nights.

Humidity

In Saint-Thomas-en-Royans, the average relative humidity in May is 84%.

Rainfall

In Saint-Thomas-en-Royans, during May, the rain falls for 17.1 days and regularly aggregates up to 54mm (2.13") of precipitation. In Saint-Thomas-en-Royans, during the entire year, the rain falls for 133.2 days and collects up to 581mm (22.87") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 1.8 snowfall days, in May, Saint-Thomas-en-Royans aggregates 36mm (1.42") of snow. In Saint-Thomas-en-Royans, France, during the entire year, snow falls for 59.5 days and aggregates up to 1169mm (46.02") of snow.

Daylight

In Saint-Thomas-en-Royans, the average length of the day in May is 14h and 52min.
On the first day of the month, sunrise is at 06:27 and sunset at 20:44. On the last day of May, sunrise is at 05:55 and sunset at 21:17 CEST.

Sunshine

In Saint-Thomas-en-Royans, France, the average sunshine in May is 8.3h.

UV index

In Saint-Thomas-en-Royans, France, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 4 in May translates into this advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.

Frequently asked questions

What is the temperature in May in Saint-Thomas-en-Royans?
The average high-temperature and low-temperature in Saint-Thomas-en-Royans during May are 14.8°C (58.6°F) and 5.8°C (42.4°F) respectively.
What is the average humidity in May in Saint-Thomas-en-Royans?
In May, the average relative humidity is 84%.
How much does it rain in Saint-Thomas-en-Royans in May?
In Saint-Thomas-en-Royans, during May, the rain falls for 17.1 days and regularly aggregates up to 54mm (2.13") of precipitation.
What is the last month it snows in Saint-Thomas-en-Royans?
May is the last month it regularly snows in Saint-Thomas-en-Royans. During 1.8 snowfall days, in May, Saint-Thomas-en-Royans aggregates 36mm (1.42") of snow.
What is the average length of the day in May in Saint-Thomas-en-Royans?
In May, the average day length in Saint-Thomas-en-Royans, France, is 14h and 52min.
When is the sunrise / sunset in May in Saint-Thomas-en-Royans?
On the first day of May in Saint-Thomas-en-Royans, France, sunrise is at 06:27 and sunset at 20:44. On the last day of the month, sunrise is at 05:55 and sunset at 21:17 CEST.
How many hours of sunshine does Saint-Thomas-en-Royans have in May?
In May, the average sunshine duration is 8.3h.
What is the UV index reading in May in Saint-Thomas-en-Royans?
In Saint-Thomas-en-Royans, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
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
Saint-Thomas-en-Royans, France
  • Average high temperature in May: 14.8°C

The warmest month (with the highest average high temperature) is August (22.3°C).
The month with the lowest average high temperature is January (2.4°C).

  • Average low temperature in May: 5.8°C

The month with the highest average low temperature is July (11.6°C).
The coldest month (with the lowest average low temperature) is February (-3.6°C).

Average pressure in May
Saint-Thomas-en-Royans, France
  • Average pressure in May: 1015.6mbar

The month with the highest atmospheric pressure is December (1020.7mbar).
The month with the lowest atmospheric pressure is April (1015mbar).

Average wind speed in May
Saint-Thomas-en-Royans, France
  • Average wind speed in May: 9.9km/h

The windiest month (with the highest average wind speed) is February (11.1km/h).
The calmest month (with the lowest average wind speed) is September (8.2km/h).

Average humidity in May
Saint-Thomas-en-Royans, France
  • Average humidity in May: 84%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (76%).

Average rainfall in May
Saint-Thomas-en-Royans, France
  • Average rainfall in May: 54mm

The wettest months (with the highest rainfall) are June and November (65mm).
The driest month (with the least rainfall) is September (33mm).

Average rainfall days in May
Saint-Thomas-en-Royans, France
  • Average rainfall days in May: 17.1 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is February (4.6 days).

Average snowfall in May
Saint-Thomas-en-Royans, France
  • Average snowfall in May: 36mm

The month with the highest snowfall is December (252mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May
Saint-Thomas-en-Royans, France
  • Average snowfall days in May: 1.8 days

The month with the highest number of snowfall days is January (14.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Saint-Thomas-en-Royans, France
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in May
Saint-Thomas-en-Royans, France
  • Average sunshine days in May: 11.7 days

The month with the most sunshine days is August (16.8 days).
The month with the least sunshine days is May (11.7 days).

Average UV index in May
Saint-Thomas-en-Royans, France
  • 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).

Average cloud cover in May
Saint-Thomas-en-Royans, France
  • Average cloud cover in May: 50

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in May
Saint-Thomas-en-Royans, France
  • Average visibility in May: 8km

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

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