Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average sea temperature in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
As Saint-Nazaire welcomes May, the average high-temperature is noted at an enjoyable 17.2°C (63°F), closely aligning with the preceding month. In Saint-Nazaire, the average nighttime temperature during May is a chilly 9.8°C (49.6°F).Humidity
In May, the average relative humidity is 80%.Rainfall
In Saint-Nazaire, in May, during 12.7 rainfall days, 30mm (1.18") of precipitation is typically accumulated. Throughout the year, in Saint-Nazaire, there are 164.1 rainfall days, and 535mm (21.06") of precipitation is accumulated.Snowfall
March, May through October are months without snowfall in Saint-Nazaire.Sea temperature
In May, the average sea temperature in Saint-Nazaire is 14.6°C (58.3°F).Note: Being in 14.6°C (58.3°F) waters at 13°C (55.4°F) is discomforting, but anything below 10°C (50°F) can jeopardize breathing and induce cold shock, factoring in physical endurance.
Daylight
The average length of the day in May in Saint-Nazaire is 15h and 7min.On the first day of May, sunrise is at 06:51 and sunset at 21:20. On the last day of the month, sunrise is at 06:16 and sunset at 21:56 CEST.
Sunshine
In May, the average sunshine is 9h.UV index
The months with the highest UV index in Saint-Nazaire are May through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index, 5 in May, converts into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What is the average May temperature in Saint-Nazaire?
What is the average humidity in May in Saint-Nazaire?
How many days does it rain in May in Saint-Nazaire?
When it does not snow in Saint-Nazaire?
Does it snow in Saint-Nazaire in May?
What is the sea water temperature in May in Saint-Nazaire?
How many hours of daylight does Saint-Nazaire have in May?
What time are sunrise and sunset in May in Saint-Nazaire?
How many hours of sunshine does Saint-Nazaire have in May?
What is the month with the highest UV index in Saint-Nazaire?
What is the UV index reading in May in Saint-Nazaire?
Average temperature in May
Saint-Nazaire, France
- Average high temperature in May: 17.2°C
The warmest month (with the highest average high temperature) is July (22.6°C).
The month with the lowest average high temperature is January (9.3°C).
- Average low temperature in May: 9.8°C
The months with the highest average low temperature are July and August (14.8°C).
The coldest month (with the lowest average low temperature) is February (4.3°C).
Average pressure in May
Saint-Nazaire, France
- Average pressure in May: 1017.3mbar
The month with the highest atmospheric pressure is December (1019mbar).
The month with the lowest atmospheric pressure is November (1013.3mbar).
Average wind speed in May
Saint-Nazaire, France
- Average wind speed in May: 15.6km/h
The windiest month (with the highest average wind speed) is February (21.1km/h).
The calmest month (with the lowest average wind speed) is August (14.1km/h).
Average humidity in May
Saint-Nazaire, France
- Average humidity in May: 80%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are July, August and September (76%).
Average rainfall in May
Saint-Nazaire, France
- Average rainfall in May: 30mm
The wettest month (with the highest rainfall) is December (77mm).
The driest month (with the least rainfall) is July (22mm).
Average rainfall days in May
Saint-Nazaire, France
- Average rainfall days in May: 12.7 days
The month with the highest number of rainy days is January (18.1 days).
The month with the least rainy days is September (9.7 days).
Average snowfall in May
Saint-Nazaire, France
- Average snowfall in May: 0mm
The months with the highest snowfall are January, February, April, November and December (1mm).
The months with the least snowfall are March, May, June, July, August, September and October (0mm).
Average snowfall days in May
Saint-Nazaire, France
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in May
Saint-Nazaire, France
- Average sea temperature in May: 14.6°C
The best month for swimming (with the highest average sea temperature) is August (18.8°C).
The coldest month (with the lowest average sea temperature) is February (9.7°C).
Average daylight in May /
Average sunshine in May
Saint-Nazaire, France
- 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 36min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in May
Saint-Nazaire, France
- Average sunshine days in May: 15.9 days
The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is November (10.5 days).
Average UV index in May
Saint-Nazaire, France
- Average UV index in May: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in May
Saint-Nazaire, France
- Average cloud cover in May: 39
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility in May
Saint-Nazaire, France
- Average visibility in May: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Saint-Nazaire, France
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