May weather forecast
Hilleren, Norway

May

Weather in May

May, the last month of the spring in Hilleren, is a fresh month, with temperature in the range of an average low of 7°C (44.6°F) and an average high of 10.9°C (51.6°F).

Temperature

May's arrival signals a subtle increase in average high-temperatures, moving from April's chilly 7.6°C (45.7°F) to a cool 10.9°C (51.6°F). Hilleren's average temperature during the nights of May is recorded at a chilly 7°C (44.6°F).

Humidity

The months with the lowest humidity are May and October, with an average relative humidity of 75%.

Rainfall

In Hilleren, during May, the rain falls for 17 days and regularly aggregates up to 82mm (3.23") of precipitation. In Hilleren, during the entire year, the rain falls for 227.1 days and collects up to 1594mm (62.76") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Hilleren. During 1.1 snowfall days, in May, Hilleren aggregates 18mm (0.71") of snow. Throughout the year, in Hilleren, there are 36.1 snowfall days, and 473mm (18.62") of snow is accumulated.

Daylight

The average length of the day in May in Hilleren is 17h and 17min.
On the first day of May in Hilleren, sunrise is at 05:33 and sunset at 21:39. On the last day of the month, sunrise is at 04:25 and sunset at 22:48 CEST.

Sunshine

In May, the average sunshine in Hilleren is 9.4h.

UV index

The average daily maximum UV index in May is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index of 3 during May leads to these instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.

Frequently asked questions

What is the temperature in May in Hilleren?
The high-temperature, in May, in Hilleren, is 10.9°C (51.6°F), while the low-temperature averages to 7°C (44.6°F).
What are the least humid months in Hilleren?
The months with the lowest humidity in Hilleren are May and October, with an average relative humidity of 75%.
What is the average humidity in May in Hilleren?
In May, the average relative humidity in Hilleren, Norway, is 75%.
How many days does it rain in May in Hilleren?
In Hilleren, during May, the rain falls for 17 days and regularly aggregates up to 82mm (3.23") of precipitation.
What is the last month it snows in Hilleren?
May is the last month it regularly snows in Hilleren. During 1.1 snowfall days, in May, Hilleren aggregates 18mm (0.71") of snow.
What is the average length of the day in May in Hilleren?
In Hilleren, the average day length in May is 17h and 17min.
What time are sunrise and sunset in May in Hilleren?
On the first day of May in Hilleren, sunrise is at 05:33 and sunset at 21:39. On the last day of the month, sunrise is at 04:25 and sunset at 22:48 CEST.
How many hours of sunshine does Hilleren have in May?
The average sunshine duration in May in Hilleren, Norway, is 9.4h.
What is the UV index reading in May in Hilleren?
In Hilleren, the average daily maximum UV index in May is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Hilleren, Norway
Average temperature in May
Hilleren, Norway
  • Average high temperature in May: 10.9°C

The warmest month (with the highest average high temperature) is August (16.1°C).
The month with the lowest average high temperature is January (2.8°C).

  • Average low temperature in May: 7°C

The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is February (0°C).

Average pressure in May - Hilleren, Norway
Average pressure in May
Hilleren, Norway
  • Average pressure in May: 1014.9mbar

The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1005.8mbar).

Average wind speed in May - Hilleren, Norway
Average wind speed in May
Hilleren, Norway
  • Average wind speed in May: 15.1km/h

The windiest months (with the highest average wind speed) are January and December (21.1km/h).
The calmest month (with the lowest average wind speed) is June (13.6km/h).

Average humidity in May - Hilleren, Norway
Average humidity in May
Hilleren, Norway
  • Average humidity in May: 75%

The month with the highest relative humidity is March (81%).
The months with the lowest relative humidity are May and October (75%).

Average rainfall in May - Hilleren, Norway
Average rainfall in May
Hilleren, Norway
  • Average rainfall in May: 82mm

The wettest month (with the highest rainfall) is October (201mm).
The driest month (with the least rainfall) is April (73mm).

Average rainfall days in May - Hilleren, Norway
Average rainfall days in May
Hilleren, Norway
  • Average rainfall days in May: 17 days

The month with the highest number of rainy days is September (22.3 days).
The month with the least rainy days is February (14.8 days).

Average snowfall in May - Hilleren, Norway
Average snowfall in May
Hilleren, Norway
  • Average snowfall in May: 18mm

The month with the highest snowfall is January (127mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May - Hilleren, Norway
Average snowfall days in May
Hilleren, Norway
  • Average snowfall days in May: 1.1 days

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May / Average sunshine in May - Hilleren, Norway
Average daylight in May /
Average sunshine in May
Hilleren, Norway
  • Average daylight in May: 17h and 2min

The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 5h and 54min).

  • Average sunshine in May: 9h and 2min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 12min).

Average sunshine days in May - Hilleren, Norway
Average sunshine days in May
Hilleren, Norway
  • Average sunshine days in May: 12 days

The month with the most sunshine days is May (12 days).
The month with the least sunshine days is December (5.4 days).

Average UV index in May - Hilleren, Norway
Average UV index in May
Hilleren, Norway
  • Average UV index in May: 3

The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in May - Hilleren, Norway
Average cloud cover in May
Hilleren, Norway
  • Average cloud cover in May: 47

The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is May (Cloud cover 47).

Average visibility in May - Hilleren, Norway
Average visibility in May
Hilleren, Norway
  • Average visibility in May: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).

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