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
A slight uplift of average high-temperatures is noted in May, with temperatures adjusting from a chilly 8.9°C (48°F) in April to a mild 13.3°C (55.9°F). Horten's temperature lowers to a mean of 7.8°C (46°F) during the nights in May.Humidity
The months with the lowest humidity in Horten are April and May, with an average relative humidity of 72%.Rainfall
In May, in Horten, the rain falls for 13.5 days. Throughout May, 46mm (1.81") of precipitation is accumulated. Throughout the year, in Horten, there are 146.5 rainfall days, and 650mm (25.59") of precipitation is accumulated.Snowfall
In Horten, snow does not fall in May through September.Sea temperature
In Horten, Norway, the average seawater temperature in May is 11.3°C (52.3°F).Note: Dipping into 11.3°C (52.3°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 13°C (55.4°F) can be jarring.
Daylight
In Horten, the average length of the day in May is 17h and 3min.On the first day of May, sunrise is at 05:16 and sunset at 21:13. On the last day of the month, sunrise is at 04:13 and sunset at 22:18 CEST.
Sunshine
In Horten, the average sunshine in May is 9.8h.UV index
In Horten, 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 average person.Note: In May, the average maximum UV index of 4 translates into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What are May temperatures in Horten?
What are the least humid months in Horten?
What is the average humidity in May in Horten?
How much does it rain in Horten in May?
When it does not snow in Horten?
Does it snow in Horten in May?
How cold is the water in May in Horten?
How many hours of daylight does Horten have in May?
What time are sunrise and sunset in May in Horten?
How many hours of sunshine does Horten have in May?
What is the UV index reading in May in Horten?
Average temperature in May
Horten, Norway
- Average high temperature in May: 13.3°C
The warmest month (with the highest average high temperature) is July (19.2°C).
The month with the lowest average high temperature is February (0.1°C).
- Average low temperature in May: 7.8°C
The month with the highest average low temperature is July (13.8°C).
The coldest month (with the lowest average low temperature) is February (-3.3°C).
Average pressure in May
Horten, Norway
- Average pressure in May: 1014.1mbar
The month with the highest atmospheric pressure is April (1014.4mbar).
The month with the lowest atmospheric pressure is December (1008mbar).
Average wind speed in May
Horten, Norway
- Average wind speed in May: 14.5km/h
The windiest months (with the highest average wind speed) are November and December (19.2km/h).
The calmest month (with the lowest average wind speed) is July (13.6km/h).
Average humidity in May
Horten, Norway
- Average humidity in May: 72%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April and May (72%).
Average rainfall in May
Horten, Norway
- Average rainfall in May: 46mm
The wettest month (with the highest rainfall) is November (76mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in May
Horten, Norway
- Average rainfall days in May: 13.5 days
The month with the highest number of rainy days is August (16.3 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in May
Horten, Norway
- 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
Horten, Norway
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in May
Horten, Norway
- Average sea temperature in May: 11.3°C
The best month for swimming (with the highest average sea temperature) is August (18.4°C).
The coldest month (with the lowest average sea temperature) is March (2.8°C).
Average daylight in May /
Average sunshine in May
Horten, Norway
- Average daylight in May: 17h and 1min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in May: 9h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in May
Horten, Norway
- Average sunshine days in May: 15.4 days
The month with the most sunshine days is April (18.3 days).
The month with the least sunshine days is February (11.8 days).
Average UV index in May
Horten, Norway
- Average UV index in May: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in May
Horten, Norway
- Average cloud cover in May: 40
The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are June, July and August (Cloud cover 36).
Average visibility in May
Horten, Norway
- Average visibility in May: 10km
The months with the highest visibility are May, June, July, August and September (10km).
The month with the lowest visibility is February (8km).
Horten, Norway
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