May weather forecastHelpston, United Kingdom
May
Weather in May
May, the last month of the spring in Helpston, is another refreshing month, with an average temperature fluctuating between 6.9°C (44.4°F) and 15.7°C (60.3°F).Temperature
The commencement of May introduces an average high-temperature of a still mild 15.7°C (60.3°F), closely mirroring the preceding month. An average low-temperature of 6.9°C (44.4°F) is observed during May nights in Helpston.Humidity
In Helpston, the average relative humidity in May is 81%.Rainfall
In May, in Helpston, the rain falls for 12.3 days. Throughout May, 17mm (0.67") of precipitation is accumulated. Throughout the year, in Helpston, there are 141.4 rainfall days, and 238mm (9.37") of precipitation is accumulated.Snowfall
In Helpston, snow does not fall in April through November.Daylight
In Helpston, the average length of the day in May is 15h and 48min.On the first day of May, sunrise is at 5:28 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 4:44 am and sunset at 9:14 pm BST.
Sunshine
In Helpston, the average sunshine in May is 7.3h.UV index
In May, the average daily maximum UV index in Helpston is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 4 during May leads to these instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Helpston, United Kingdom
- Average high temperature in May: 15.7°C
The warmest month (with the highest average high temperature) is July (21.1°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in May: 6.9°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in May
Helpston, United Kingdom
- Average pressure in May: 1016.5mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed in May
Helpston, United Kingdom
- Average wind speed in May: 13.8km/h
The windiest month (with the highest average wind speed) is December (18.4km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).
Average humidity in May
Helpston, United Kingdom
- Average humidity in May: 81%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is August (76%).
Average rainfall in May
Helpston, United Kingdom
- Average rainfall in May: 17mm
The wettest month (with the highest rainfall) is June (32mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in May
Helpston, United Kingdom
- Average rainfall days in May: 12.3 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is September (9.5 days).
Average snowfall in May
Helpston, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is February (15mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in May
Helpston, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Helpston, United Kingdom
- Average daylight in May: 15h and 48min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in May: 7h and 18min
The month with the most sunshine is August (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in May
Helpston, United Kingdom
- Average sunshine days in May: 14.8 days
The month with the most sunshine days is March (18 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in May
Helpston, United Kingdom
- Average UV index in May: 4
The month with the highest UV index is June (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Helpston, United Kingdom
- Average cloud cover in May: 52
The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 49).
Average visibility in May
Helpston, United Kingdom
- 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).





