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
Weather in May
Temperature
With the onset of May, a modest change to a refreshing 13.4°C (56.1°F) from April's 10.9°C (51.6°F) is noted in high-temperature. An average low-temperature of 6.6°C (43.9°F) is recorded in the month of May.Humidity
In Portadown, the average relative humidity in May is 85%.Rainfall
In May, in Portadown, the rain falls for 12.7 days. Throughout May, 15mm (0.59") of precipitation is accumulated. In Portadown, during the entire year, the rain falls for 148.5 days and collects up to 243mm (9.57") of precipitation.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in May in Portadown is 16h and 5min.On the first day of May, sunrise is at 5:46 am and sunset at 8:59 pm. On the last day of the month, sunrise is at 4:58 am and sunset at 9:49 pm BST.
Sunshine
In Portadown, the average sunshine in May is 6.5h.UV index
The average daily maximum UV index in May in Portadown is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A daily high UV index of 3 in May leads to these guidelines:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What are May temperatures in Portadown?
What is the average humidity in May in Portadown?
How much does it rain in Portadown in May?
When it does not snow in Portadown?
What is the average length of the day in May in Portadown?
When are sunrise and sunset in May in Portadown?
How long on average sun shines in May in Portadown?
What is the UV index intensity in May in Portadown?
Average temperature in May
Portadown, United Kingdom
- Average high temperature in May: 13.4°C
The warmest month (with the highest average high temperature) is July (17.2°C).
The month with the lowest average high temperature is January (6.5°C).
- Average low temperature in May: 6.6°C
The month with the highest average low temperature is August (10.8°C).
The coldest months (with the lowest average low temperature) are January and February (2.3°C).
Average pressure in May
Portadown, United Kingdom
- Average pressure in May: 1015.6mbar
The month with the highest atmospheric pressure is May (1015.6mbar).
The month with the lowest atmospheric pressure is November (1007.4mbar).
Average wind speed in May
Portadown, United Kingdom
- Average wind speed in May: 14.8km/h
The windiest month (with the highest average wind speed) is January (19.7km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in May
Portadown, United Kingdom
- Average humidity in May: 85%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is April (84%).
Average rainfall in May
Portadown, United Kingdom
- Average rainfall in May: 15mm
The wettest month (with the highest rainfall) is June (30mm).
The driest month (with the least rainfall) is January (13mm).
Average rainfall days in May
Portadown, United Kingdom
- Average rainfall days in May: 12.7 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is September (9.7 days).
Average snowfall in May
Portadown, United Kingdom
- Average snowfall in May: 0mm
The months with the highest snowfall are January and February (8mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Portadown, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Portadown, United Kingdom
- Average daylight in May: 16h and 1min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in May: 6h and 3min
The month with the most sunshine is June (Average sunshine: 7h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in May
Portadown, United Kingdom
- Average sunshine days in May: 14.1 days
The month with the most sunshine days is December (16 days).
The month with the least sunshine days is August (11.2 days).
Average UV index in May
Portadown, United Kingdom
- Average UV index in May: 3
The months with the highest UV index are June and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Portadown, United Kingdom
- Average cloud cover in May: 58
The months with the most cloud cover are July and August (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 56).
Average visibility in May
Portadown, United Kingdom
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, May, October, November and December (9km).
The months with the lowest visibility are June, July, August and September (8km).
Portadown, United Kingdom
Weather forecast for your location
2. Allow the app to use your location
