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
May
Weather in May
Temperature
The shift into May is marked by a modest rise in the average high-temperature, moving from April's icy 2.6°C (36.7°F) to a frosty 6.3°C (43.3°F). Night temperatures in May exhibit a subtle decrease, settling at an average of 2°C (35.6°F).Humidity
In Hólar, the average relative humidity in May is 76%.Rainfall
In Hólar, in May, it is raining for 14.8 days, with typically 34mm (1.34") of accumulated precipitation. Throughout the year, there are 164 rainfall days, and 605mm (23.82") of precipitation is accumulated.Snowfall
January through December are months with snowfall. In May, in Hólar, Iceland, it is snowing for 4.8 days. Throughout May, 42mm (1.65") of snow is accumulated. In Hólar, Iceland, during the entire year, snow falls for 100.6 days and aggregates up to 1112mm (43.78") of snow.Daylight
In May, the average length of the day is 19h and 13min.On the first day of May in Hólar, sunrise is at 04:32 and sunset at 21:54. On the last day of the month, sunrise is at 02:36 and sunset at 23:52 GMT.
Sunshine
With an average of 8.9h of sunshine, May has the most sunshine of the year in Hólar, Iceland.UV index
The months with the highest UV index are May through July, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum UV index of 3 in May translates into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Hólar in May?
What is the average humidity in May in Hólar?
How many days does it rain in May in Hólar?
How many days does it snow in May in Hólar?
What is the average length of the day in May in Hólar?
When is the sunrise / sunset in May in Hólar?
What month has the most sunshine in Hólar?
How long on average sun shines in May in Hólar?
What are the months with the highest UV index in Hólar?
What is the UV index reading in May in Hólar?
Average temperature in May
Hólar, Iceland
- Average high temperature in May: 6.3°C
The warmest month (with the highest average high temperature) is July (11.6°C).
The month with the lowest average high temperature is December (-1.3°C).
- Average low temperature in May: 2°C
The month with the highest average low temperature is July (6.9°C).
The coldest month (with the lowest average low temperature) is December (-4.7°C).
Average pressure in May
Hólar, Iceland
- Average pressure in May: 1013.1mbar
The month with the highest atmospheric pressure is June (1014.4mbar).
The month with the lowest atmospheric pressure is January (998.3mbar).
Average wind speed in May
Hólar, Iceland
- Average wind speed in May: 15km/h
The windiest month (with the highest average wind speed) is December (20.3km/h).
The calmest month (with the lowest average wind speed) is July (11.7km/h).
Average humidity in May
Hólar, Iceland
- Average humidity in May: 76%
The months with the highest relative humidity are January, February and March (85%).
The month with the lowest relative humidity is June (74%).
Average rainfall in May
Hólar, Iceland
- Average rainfall in May: 34mm
The wettest month (with the highest rainfall) is September (76mm).
The driest month (with the least rainfall) is June (23mm).
Average rainfall days in May
Hólar, Iceland
- Average rainfall days in May: 14.8 days
The month with the highest number of rainy days is September (19.3 days).
The month with the least rainy days is February (9.3 days).
Average snowfall in May
Hólar, Iceland
- Average snowfall in May: 42mm
The month with the highest snowfall is January (213mm).
The month with the least snowfall is July (1mm).
Average snowfall days in May
Hólar, Iceland
- Average snowfall days in May: 4.8 days
The month with the highest number of snowfall days is March (16.3 days).
The month with the least snowfall days is July (0.1 days).
Average daylight in May /
Average sunshine in May
Hólar, Iceland
- Average daylight in May: 19h and 1min
The month with the longest days is July (Average daylight: 20h and 36min).
The month with the shortest days is December (Average daylight: 3h and 24min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is May (Average sunshine: 8h and 54min).
The month with the least sunshine is June (Average sunshine: 0h and 36min).
Average sunshine days in May
Hólar, Iceland
- Average sunshine days in May: 11.8 days
The month with the most sunshine days is June (13.4 days).
The month with the least sunshine days is September (7 days).
Average UV index in May
Hólar, Iceland
- Average UV index in May: 3
The months with the highest UV index are May, June and July (UV index 3).
The months with the lowest UV index are March, October and November (UV index 1).
Average cloud cover in May
Hólar, Iceland
- Average cloud cover in May: 56
The month with the most cloud cover is March (Cloud cover 64).
The month with the least cloud cover is June (Cloud cover 51).
Average visibility in May
Hólar, Iceland
- Average visibility in May: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, March and December (8km).
