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
A minor adjustment in Alloa's average high-temperature is noted with the start of May, touching a still cool 12.8°C (55°F) from April's 10.3°C (50.5°F). Nighttime temperatures consistently average an icy 5.2°C (41.4°F) during May.Humidity
The months with the lowest humidity are April and May, with an average relative humidity of 83%.Rainfall
In Alloa, in May, it is raining for 14.3 days, with typically 23mm (0.91") of accumulated precipitation. Throughout the year, there are 180.3 rainfall days, and 388mm (15.28") of precipitation is accumulated.Snowfall
In Alloa, snow does not fall in May through October.Daylight
The average length of the day in May in Alloa is 16h and 22min.On the first day of May in Alloa, sunrise is at 5:28 am and sunset at 8:55 pm. On the last day of the month, sunrise is at 4:36 am and sunset at 9:49 pm BST.
Sunshine
The average sunshine in May in Alloa is 6.5h.UV index
The months with the highest UV index are May through July, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 4 in May translates into these instructions:
Undertake precautions - Guarding against sun damage is counselled. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Alloa in May?
What are the least humid months in Alloa?
What is the average humidity in May in Alloa?
How many days does it rain in May in Alloa?
When it does not snow in Alloa?
Does it snow in Alloa in May?
What is the average length of the day in May in Alloa?
When are sunrise and sunset in May in Alloa?
How long on average sun shines in May in Alloa?
When is the highest UV index in Alloa?
What is the UV index intensity in May in Alloa?
Average temperature in May
Alloa, United Kingdom
- Average high temperature in May: 12.8°C
The warmest month (with the highest average high temperature) is July (16.9°C).
The month with the lowest average high temperature is January (4.2°C).
- Average low temperature in May: 5.2°C
The month with the highest average low temperature is July (9.4°C).
The coldest month (with the lowest average low temperature) is January (0.5°C).
Average pressure in May
Alloa, United Kingdom
- Average pressure in May: 1015.3mbar
The month with the highest atmospheric pressure is May (1015.3mbar).
The month with the lowest atmospheric pressure is November (1006.7mbar).
Average wind speed in May
Alloa, United Kingdom
- Average wind speed in May: 13.5km/h
The windiest month (with the highest average wind speed) is January (16.9km/h).
The calmest month (with the lowest average wind speed) is July (11.2km/h).
Average humidity in May
Alloa, United Kingdom
- Average humidity in May: 83%
The month with the highest relative humidity is November (91%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in May
Alloa, United Kingdom
- Average rainfall in May: 23mm
The wettest month (with the highest rainfall) is August (46mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in May
Alloa, United Kingdom
- Average rainfall days in May: 14.3 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (13 days).
Average snowfall in May
Alloa, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is February (27mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in May
Alloa, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (3.6 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
Alloa, United Kingdom
- Average daylight in May: 16h and 2min
The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in May: 6h and 3min
The month with the most sunshine is June (Average sunshine: 6h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in May
Alloa, United Kingdom
- Average sunshine days in May: 11.8 days
The month with the most sunshine days is April (13.3 days).
The month with the least sunshine days is August (9.9 days).
Average UV index in May
Alloa, United Kingdom
- Average UV index in May: 4
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, February, March, April, November and December (UV index 2).
Average cloud cover in May
Alloa, United Kingdom
- Average cloud cover in May: 59
The month with the most cloud cover is August (Cloud cover 67).
The month with the least cloud cover is April (Cloud cover 57).
Average visibility in May
Alloa, United Kingdom
- Average visibility in May: 8km
The months with the highest visibility are March and April (9km).
The months with the lowest visibility are July, August and September (7km).
