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
May's advent notes a subtle adjustment in average high-temperature to a fresh 11.3°C (52.3°F) from April. During the month of May, Helmsdale's average nighttime temperature closely mirrors its daytime counterpart, at a chilly 7.2°C (45°F).Humidity
In Helmsdale, the average relative humidity in May is 80%.Rainfall
In Helmsdale, in May, during 11.7 rainfall days, 16mm (0.63") of precipitation is typically accumulated. In Helmsdale, during the entire year, the rain falls for 147 days and collects up to 202mm (7.95") of precipitation.Snowfall
Months with snowfall are January through May, November and December. May is the last month it regularly snows. During 0.5 snowfall days, in May, Helmsdale aggregates 1mm (0.04") of snow. In Helmsdale, during the entire year, snow falls for 19.2 days and aggregates up to 59mm (2.32") of snow.Daylight
The average length of the day in May is 16h and 46min.On the first day of the month, sunrise is at 5:19 am and sunset at 9:03 pm. On the last day of May, in Helmsdale, United Kingdom, sunrise is at 4:20 am and sunset at 10:03 pm BST.
Sunshine
The average sunshine in May in Helmsdale is 7.4h.UV index
In Helmsdale, United Kingdom, the average daily maximum UV index in May is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In May, a daily maximum UV index of 3 leads to the following instructions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Helmsdale in May?
What is the average humidity in May in Helmsdale?
How many days does it rain in May in Helmsdale?
What is the last month it snows in Helmsdale?
What is the average length of the day in May in Helmsdale?
When are sunrise and sunset in May in Helmsdale?
How long on average sun shines in May in Helmsdale?
What is the UV index intensity in May in Helmsdale?
Average temperature in May
Helmsdale, United Kingdom
- Average high temperature in May: 11.3°C
The warmest month (with the highest average high temperature) is July (15.2°C).
The month with the lowest average high temperature is January (5.7°C).
- Average low temperature in May: 7.2°C
The month with the highest average low temperature is August (11.7°C).
The coldest month (with the lowest average low temperature) is February (3.6°C).
Average pressure in May
Helmsdale, United Kingdom
- Average pressure in May: 1014.6mbar
The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1004.8mbar).
Average wind speed in May
Helmsdale, United Kingdom
- Average wind speed in May: 17.6km/h
The windiest month (with the highest average wind speed) is January (26.8km/h).
The calmest month (with the lowest average wind speed) is July (15.3km/h).
Average humidity in May
Helmsdale, United Kingdom
- Average humidity in May: 80%
The months with the highest relative humidity are July and August (84%).
The months with the lowest relative humidity are March and April (79%).
Average rainfall in May
Helmsdale, United Kingdom
- Average rainfall in May: 16mm
The wettest month (with the highest rainfall) is July (24mm).
The driest month (with the least rainfall) is April (11mm).
Average rainfall days in May
Helmsdale, United Kingdom
- Average rainfall days in May: 11.7 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is February (9 days).
Average snowfall in May
Helmsdale, United Kingdom
- Average snowfall in May: 1mm
The month with the highest snowfall is December (17mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in May
Helmsdale, United Kingdom
- Average snowfall days in May: 0.5 days
The months with the highest number of snowfall days are February and December (4.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Helmsdale, United Kingdom
- Average daylight in May: 16h and 5min
The month with the longest days is June (Average daylight: 18h and 6min).
The month with the shortest days is December (Average daylight: 6h and 36min).
- Average sunshine in May: 7h and 2min
The month with the most sunshine is June (Average sunshine: 7h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in May
Helmsdale, United Kingdom
- Average sunshine days in May: 17.4 days
The month with the most sunshine days is May (17.4 days).
The month with the least sunshine days is November (11.1 days).
Average UV index in May
Helmsdale, United Kingdom
- Average UV index in May: 3
The months with the highest UV index are June, July and September (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in May
Helmsdale, United Kingdom
- Average cloud cover in May: 53
The months with the most cloud cover are March and June (Cloud cover 59).
The months with the least cloud cover are April and May (Cloud cover 53).
Average visibility in May
Helmsdale, United Kingdom
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (10km).
The month with the lowest visibility is July (9km).
