May weather forecast
Ballywalter, United Kingdom

May

Weather in May

May, the last month of the spring in Ballywalter, is another cool month, with an average temperature fluctuating between 8.3°C (46.9°F) and 12.6°C (54.7°F).

Temperature

The advent of May presents an average high-temperature of a still fresh 12.6°C (54.7°F), maintaining a close correlation with the preceding month. Ballywalter's nighttime average temperature in May subtly descends to a frosty 8.3°C (46.9°F) from the daily highs.

Humidity

March through May and November, with an average relative humidity of 81%, are the least humid months in Ballywalter, United Kingdom.

Rainfall

The month with the least rainfall is May, when the rain falls for 16.6 days and typically collects 33mm (1.3") of precipitation.

Snowfall

In Ballywalter, snow does not fall in April through October.

Sea temperature

In May, the average sea temperature is 9.9°C (49.8°F).
Note: Swimming in 9.9°C (49.8°F) can be lethal. Merely spending a few minutes in 13°C (55.4°F) waters feels harsh, and venturing below 10°C (50°F) might disrupt breathing control and bring about cold shock, contingent on individual resilience.

Daylight

In Ballywalter, the average length of the day in May is 16h and 6min.
On the first day of the month, sunrise is at 5:41 am and sunset at 8:56 pm. On the last day of May, sunrise is at 4:53 am and sunset at 9:45 pm BST.

Sunshine

The average sunshine in May in Ballywalter is 7.5h.

UV index

The average daily maximum UV index in May in Ballywalter 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 UV index of 3 turns into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

What are the temperatures in Ballywalter in May?
During May, Ballywalter experiences an average high-temperature of 12.6°C (54.7°F) and a low-temperature of 8.3°C (46.9°F).
What is the least humid month in Ballywalter?
The months with the lowest humidity in Ballywalter, United Kingdom, are March through May and November, with an average relative humidity of 81%.
What is the average humidity in May in Ballywalter?
In Ballywalter, the average relative humidity in May is 81%.
What is the driest month in Ballywalter?
May is the month with the least rainfall in Ballywalter. Rain falls for 16.6 days and accumulates 33mm (1.3") of precipitation.
How much does it rain in Ballywalter in May?
In Ballywalter, in May, it is raining for 16.6 days, with typically 33mm (1.3") of accumulated precipitation.
When it does not snow in Ballywalter?
April through October are months without snowfall in Ballywalter.
How cold is the water in May in Ballywalter?
In Ballywalter, United Kingdom, in May, the average water temperature is 9.9°C (49.8°F). Swimming in 9.9°C (49.8°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.
How many hours of daylight does Ballywalter have in May?
In Ballywalter, United Kingdom, the average day length in May is 16h and 6min.
When is the sunrise / sunset in May in Ballywalter?
On the first day of May in Ballywalter, sunrise is at 5:41 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 4:53 am and sunset at 9:45 pm BST.
How long on average sun shines in May in Ballywalter?
In Ballywalter, United Kingdom, the average sunshine duration in May is 7.5h.
What is the UV index reading in May in Ballywalter?
The average daily maximum UV index in May in Ballywalter, United Kingdom, is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
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 sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Ballywalter, United Kingdom
  • Average high temperature in May: 12.6°C

The warmest month (with the highest average high temperature) is July (16.2°C).
The month with the lowest average high temperature is February (7.3°C).

  • Average low temperature in May: 8.3°C

The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is February (4.6°C).

Average pressure in May
Ballywalter, 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 (1007.3mbar).

Average wind speed in May
Ballywalter, United Kingdom
  • Average wind speed in May: 19.1km/h

The windiest month (with the highest average wind speed) is December (28km/h).
The calmest month (with the lowest average wind speed) is June (16.7km/h).

Average humidity in May
Ballywalter, United Kingdom
  • Average humidity in May: 81%

The months with the highest relative humidity are July and August (85%).
The months with the lowest relative humidity are March, April, May and November (81%).

Average rainfall in May
Ballywalter, United Kingdom
  • Average rainfall in May: 33mm

The wettest month (with the highest rainfall) is August (72mm).
The driest month (with the least rainfall) is May (33mm).

Average rainfall days in May
Ballywalter, United Kingdom
  • Average rainfall days in May: 16.6 days

The month with the highest number of rainy days is August (21.5 days).
The month with the least rainy days is April (15 days).

Average snowfall in May
Ballywalter, United Kingdom
  • Average snowfall in May: 0mm

The month with the highest snowfall is March (9mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in May
Ballywalter, United Kingdom
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average sea temperature in May
Ballywalter, United Kingdom
  • Average sea temperature in May: 9.9°C

The best months for swimming (with the highest average sea temperature) are August and September (14.3°C).
The coldest month (with the lowest average sea temperature) is March (7.8°C).

Average daylight in May /
Average sunshine in May
Ballywalter, United Kingdom
  • Average daylight in May: 16h and 1min

The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 24min).

  • Average sunshine in May: 7h and 3min

The month with the most sunshine is June (Average sunshine: 8h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).

Average sunshine days in May
Ballywalter, United Kingdom
  • Average sunshine days in May: 12.1 days

The month with the most sunshine days is April (12.3 days).
The month with the least sunshine days is August (6.4 days).

Average UV index in May
Ballywalter, United Kingdom
  • Average UV index in May: 3

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

Average cloud cover in May
Ballywalter, United Kingdom
  • Average cloud cover in May: 51

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are April and May (Cloud cover 51).

Average visibility in May
Ballywalter, United Kingdom
  • Average visibility in May: 9km

The months with the highest visibility are March, April, September, October, November and December (10km).
The months with the lowest visibility are January, February, May, June, July and August (9km).

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