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
As April gives way to May, the average high-temperature displays a slight ascent, adjusting from a wintry 3°C (37.4°F) to a chilly 6.8°C (44.2°F). The month of May shows a minor drop from daytime temperatures, generally recording a low average of 2.6°C (36.7°F).Humidity
The months with the lowest humidity are May and June, with an average relative humidity of 75%.Rainfall
In Svínavatn, Iceland, in May, it is raining for 10.6 days, with typically 19mm (0.75") of accumulated precipitation. In Svínavatn, during the entire year, the rain falls for 116.6 days and collects up to 320mm (12.6") of precipitation.Snowfall
January through June, September through December are months with snowfall. In May, it is snowing for 3.6 days. Throughout May, 20mm (0.79") of snow is accumulated. Throughout the year, there are 68.6 snowfall days, and 513mm (20.2") of snow is accumulated.Daylight
In May, the average length of the day is 19h and 7min.On the first day of May, sunrise is at 04:38 and sunset at 21:56. On the last day of the month, sunrise is at 02:45 and sunset at 23:50 GMT.
Sunshine
The month with the most sunshine is May, with an average of 8h of sunshine.UV index
May through July, with an average maximum UV index of 3, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high daily UV index of 3 during May translates into the following directions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is May cold?
What is the least humid month?
What is the average humidity in May?
How many days does it rain in May in Svínavatn?
How many days does it snow in May?
How many hours of daylight does Svínavatn have in May?
When is the sunrise / sunset in May?
What month has the most sunshine?
How long on average sun shines in May?
What is the month with the highest UV index?
What is the UV index intensity in May?
Average temperature in May
Svínavatn, Iceland
- Average high temperature in May: 6.8°C
The warmest month (with the highest average high temperature) is July (11.8°C).
The month with the lowest average high temperature is December (-0.5°C).
- Average low temperature in May: 2.6°C
The month with the highest average low temperature is July (7.4°C).
The coldest month (with the lowest average low temperature) is December (-4°C).
Average pressure in May
Svínavatn, Iceland
- Average pressure in May: 1013mbar
The month with the highest atmospheric pressure is June (1014.4mbar).
The month with the lowest atmospheric pressure is January (998mbar).
Average wind speed in May
Svínavatn, Iceland
- Average wind speed in May: 17.1km/h
The windiest month (with the highest average wind speed) is December (21.9km/h).
The calmest month (with the lowest average wind speed) is July (13.9km/h).
Average humidity in May
Svínavatn, Iceland
- Average humidity in May: 75%
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are May and June (75%).
Average rainfall in May
Svínavatn, Iceland
- Average rainfall in May: 19mm
The wettest month (with the highest rainfall) is September (43mm).
The driest month (with the least rainfall) is June (15mm).
Average rainfall days in May
Svínavatn, Iceland
- Average rainfall days in May: 10.6 days
The month with the highest number of rainy days is September (14.3 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in May
Svínavatn, Iceland
- Average snowfall in May: 20mm
The month with the highest snowfall is January (106mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in May
Svínavatn, Iceland
- Average snowfall days in May: 3.6 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are July and August (0.1 days).
Average daylight in May /
Average sunshine in May
Svínavatn, Iceland
- Average daylight in May: 19h and 1min
The month with the longest days is June (Average daylight: 22h and 24min).
The month with the shortest days is December (Average daylight: 3h and 30min).
- Average sunshine in May: 8h and 0min
The month with the most sunshine is May (Average sunshine: 8h and 0min).
The month with the least sunshine is June (Average sunshine: 0h and 42min).
Average sunshine days in May
Svínavatn, Iceland
- Average sunshine days in May: 15.4 days
The month with the most sunshine days is June (15.8 days).
The month with the least sunshine days is April (11.8 days).
Average UV index in May
Svínavatn, 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, November and December (UV index 1).
Average cloud cover in May
Svínavatn, Iceland
- Average cloud cover in May: 59
The month with the most cloud cover is March (Cloud cover 67).
The month with the least cloud cover is June (Cloud cover 55).
Average visibility in May
Svínavatn, Iceland
- Average visibility in May: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).
