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 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
May's arrival coincides with a marginal rise in the average high-temperature, moving from April's cool 12.3°C (54.1°F) to a refreshing 17°C (62.6°F). During May, Herculian records a consistent average nighttime temperature of 5.3°C (41.5°F).Humidity
The average relative humidity in May in Herculian is 78%.Rainfall
In May, the rain falls for 22.5 days. Throughout May, 102mm (4.02") of precipitation is accumulated. In Herculian, during the entire year, the rain falls for 150.9 days and collects up to 580mm (22.83") of precipitation.Snowfall
January through May, October through December are months with snowfall in Herculian. May is the last month it regularly snows. During 0.3 snowfall days, in May, Herculian aggregates 2mm (0.08") of snow. Throughout the year, in Herculian, Romania, there are 48.7 snowfall days, and 466mm (18.35") of snow is accumulated.Daylight
The average length of the day in May is 14h and 59min.On the first day of May, sunrise is at 06:02 and sunset at 20:25. On the last day of the month, sunrise is at 05:29 and sunset at 21:00 EEST.
Sunshine
In Herculian, Romania, the average sunshine in May is 9.4h.UV index
In Herculian, Romania, the average daily maximum UV index in May is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In May, the maximum UV index of 3 suggests this advice:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What are the temperatures in Herculian in May?
What is the average humidity in May in Herculian?
How much does it rain in Herculian in May?
What is the last month it snows in Herculian?
How many hours of daylight does Herculian have in May?
When are sunrise and sunset in May in Herculian?
How many hours of sunshine does Herculian have in May?
What is the UV index reading in May in Herculian?
Average temperature in May
Herculian, Romania
- Average high temperature in May: 17°C
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (-1.3°C).
- Average low temperature in May: 5.3°C
The month with the highest average low temperature is August (10.3°C).
The coldest month (with the lowest average low temperature) is January (-8.2°C).
Average pressure in May
Herculian, Romania
- Average pressure in May: 1014mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is June (1013.9mbar).
Average wind speed in May
Herculian, Romania
- Average wind speed in May: 7.6km/h
The windiest month (with the highest average wind speed) is April (8.4km/h).
The calmest month (with the lowest average wind speed) is August (6.1km/h).
Average humidity in May
Herculian, Romania
- Average humidity in May: 78%
The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is August (70%).
Average rainfall in May
Herculian, Romania
- Average rainfall in May: 102mm
The wettest month (with the highest rainfall) is June (132mm).
The driest month (with the least rainfall) is January (12mm).
Average rainfall days in May
Herculian, Romania
- Average rainfall days in May: 22.5 days
The month with the highest number of rainy days is June (23.7 days).
The month with the least rainy days is February (3.7 days).
Average snowfall in May
Herculian, Romania
- Average snowfall in May: 2mm
The month with the highest snowfall is December (100mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Herculian, Romania
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Herculian, Romania
- 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: 9h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in May
Herculian, Romania
- Average sunshine days in May: 6 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is June (5.1 days).
Average UV index in May
Herculian, Romania
- Average UV index in May: 3
The months with the highest UV index are July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in May
Herculian, Romania
- Average cloud cover in May: 45
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in May
Herculian, Romania
- Average visibility in May: 8km
The months with the highest visibility are July, August and September (9km).
The months with the lowest visibility are January, February and December (6km).
Herculian, Romania
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