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
The beginning of May marks a minor shift in the average high-temperature, moving from April's 14.9°C (58.8°F) to a still refreshing 19.8°C (67.6°F). During May, the average low-temperature is a chilly 8.9°C (48°F).Humidity
In May, the average relative humidity in Heltiu is 70%.Rainfall
In May, in Heltiu, the rain falls for 18.7 days. Throughout May, 58mm (2.28") of precipitation is accumulated. Throughout the year, there are 131.6 rainfall days, and 424mm (16.69") of precipitation is accumulated.Snowfall
In Heltiu, snow does not fall in May through September.Daylight
In May, the average length of the day in Heltiu is 14h and 59min.On the first day of the month, sunrise is at 05:57 and sunset at 20:20. On the last day of May, in Heltiu, sunrise is at 05:24 and sunset at 20:55 EEST.
Sunshine
In May, the average sunshine is 9.9h.UV index
In Heltiu, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 4 during May leads to these instructions:
Heed the precautions - It is counselled to guard against solar damage. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What are the temperatures in Heltiu in May?
What is the average humidity in May in Heltiu?
How many days does it rain in May in Heltiu?
When it does not snow in Heltiu?
Does it snow in Heltiu in May?
What is the average length of the day in May in Heltiu?
When are sunrise and sunset in May in Heltiu?
How many hours of sunshine does Heltiu have in May?
How high is the UV index in May in Heltiu?
Average temperature in May
Heltiu, Romania
- Average high temperature in May: 19.8°C
The warmest month (with the highest average high temperature) is August (27°C).
The month with the lowest average high temperature is January (0.2°C).
- Average low temperature in May: 8.9°C
The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (-5.6°C).
Average pressure in May
Heltiu, Romania
- Average pressure in May: 1013.8mbar
The month with the highest atmospheric pressure is December (1020.1mbar).
The month with the lowest atmospheric pressure is June (1013.5mbar).
Average wind speed in May
Heltiu, Romania
- Average wind speed in May: 9.6km/h
The windiest month (with the highest average wind speed) is April (10.9km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).
Average humidity in May
Heltiu, Romania
- Average humidity in May: 70%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (59%).
Average rainfall in May
Heltiu, Romania
- Average rainfall in May: 58mm
The wettest month (with the highest rainfall) is June (87mm).
The driest months (with the least rainfall) are September and November (20mm).
Average rainfall days in May
Heltiu, Romania
- Average rainfall days in May: 18.7 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (6.1 days).
Average snowfall in May
Heltiu, Romania
- Average snowfall in May: 0mm
The month with the highest snowfall is January (131mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in May
Heltiu, Romania
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (10 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Heltiu, 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 5min
The month with the most sunshine is August (Average sunshine: 11h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in May
Heltiu, Romania
- Average sunshine days in May: 10.6 days
The month with the most sunshine days is August (21.1 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in May
Heltiu, Romania
- Average UV index in May: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in May
Heltiu, Romania
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in May
Heltiu, Romania
- Average visibility in May: 9km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February and December (8km).
Heltiu, Romania
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