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 Gryllefjord welcomes May, the average high-temperature sees a modest rise, transitioning from a cold 3.8°C (38.8°F) in April to a frosty 6.8°C (44.2°F). During May, Gryllefjord's nights hold steady with an average temperature of 4.6°C (40.3°F), barely dropping from the daytime highs.Humidity
In May, the average relative humidity in Gryllefjord is 78%.Rainfall
In Gryllefjord, in May, during 14.7 rainfall days, 37mm (1.46") of precipitation is typically accumulated. In Gryllefjord, during the entire year, the rain falls for 164.6 days and collects up to 646mm (25.43") of precipitation.Snowfall
Months with snowfall in Gryllefjord are January through May, October through December. May is the last month it regularly snows in Gryllefjord. During 3.9 snowfall days, in May, Gryllefjord aggregates 29mm (1.14") of snow. Throughout the year, in Gryllefjord, there are 67.5 snowfall days, and 691mm (27.2") of snow is accumulated.Sea temperature
In Gryllefjord, Norway, in May, the average water temperature is 6.3°C (43.3°F).Note: Dipping into 6.3°C (43.3°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly. Meanwhile, a slight swim around 13°C (55.4°F) feels cold to the bone.
Daylight
In May, the average length of the day in Gryllefjord, Norway, is 11h and 52min.Sunshine
In May, the average sunshine in Gryllefjord is 5.8h.UV index
The average daily maximum UV index in May is 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In May, a daily UV index of 2 turns into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
Is it cold in Gryllefjord during May?
What is the average humidity in May in Gryllefjord?
How many days does it rain in May in Gryllefjord?
What is the last month it snows in Gryllefjord?
What is the water temperature in May in Gryllefjord?
How many hours of daylight does Gryllefjord have in May?
How long on average sun shines in May in Gryllefjord?
What is the UV index intensity in May in Gryllefjord?
Average temperature in May
Gryllefjord, Norway
- Average high temperature in May: 6.8°C
The warmest month (with the highest average high temperature) is August (12.6°C).
The month with the lowest average high temperature is February (1.8°C).
- Average low temperature in May: 4.6°C
The month with the highest average low temperature is August (10.7°C).
The coldest month (with the lowest average low temperature) is February (-0.7°C).
Average pressure in May
Gryllefjord, Norway
- Average pressure in May: 1013.7mbar
The month with the highest atmospheric pressure is May (1013.7mbar).
The month with the lowest atmospheric pressure is December (1000.1mbar).
Average wind speed in May
Gryllefjord, Norway
- Average wind speed in May: 21.6km/h
The windiest month (with the highest average wind speed) is March (29.1km/h).
The calmest month (with the lowest average wind speed) is July (17.8km/h).
Average humidity in May
Gryllefjord, Norway
- Average humidity in May: 78%
The month with the highest relative humidity is July (83%).
The months with the lowest relative humidity are March and December (71%).
Average rainfall in May
Gryllefjord, Norway
- Average rainfall in May: 37mm
The wettest months (with the highest rainfall) are November and December (69mm).
The driest month (with the least rainfall) is July (32mm).
Average rainfall days in May
Gryllefjord, Norway
- Average rainfall days in May: 14.7 days
The month with the highest number of rainy days is October (19 days).
The month with the least rainy days is February (7.6 days).
Average snowfall in May
Gryllefjord, Norway
- Average snowfall in May: 29mm
The month with the highest snowfall is February (129mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Gryllefjord, Norway
- Average snowfall days in May: 3.9 days
The month with the highest number of snowfall days is March (14.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in May
Gryllefjord, Norway
- Average sea temperature in May: 6.3°C
The best month for swimming (with the highest average sea temperature) is August (12°C).
The coldest month (with the lowest average sea temperature) is March (4.1°C).
Average daylight in May /
Average sunshine in May
Gryllefjord, Norway
- Average daylight in May: 11h and 5min
The month with the longest days is August (Average daylight: 17h and 54min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).
- Average sunshine in May: 5h and 5min
The month with the most sunshine is August (Average sunshine: 8h and 42min).
The month with the least sunshine is December (Average sunshine: 0h and 18min).
Average sunshine days in May
Gryllefjord, Norway
- Average sunshine days in May: 11.3 days
The month with the most sunshine days is July (14.6 days).
The month with the least sunshine days is March (5.9 days).
Average UV index in May
Gryllefjord, Norway
- Average UV index in May: 2
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are February and March (UV index 1).
Average cloud cover in May
Gryllefjord, Norway
- Average cloud cover in May: 57
The month with the most cloud cover is March (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 54).
Average visibility in May
Gryllefjord, Norway
- 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 February and March (8km).
Gryllefjord, Norway
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