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
The beginning of May records an average high-temperature of a moderate 15.1°C (59.2°F), almost echoing the conditions of the previous month. During May, Derby records a consistent average nighttime temperature of 6.3°C (43.3°F).Humidity
In May, the average relative humidity is 82%.Rainfall
In Derby, in May, it is raining for 15.8 days, with typically 26mm (1.02") of accumulated precipitation. In Derby, United Kingdom, during the entire year, the rain falls for 163.9 days and collects up to 358mm (14.09") of precipitation.Snowfall
In Derby, United Kingdom, snow does not fall in April through October.Daylight
In May, the average length of the day is 15h and 50min.On the first day of May, sunrise is at 5:31 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 4:46 am and sunset at 9:20 pm BST.
Sunshine
The average sunshine in May is 7h.UV index
May through August, with an average maximum UV index of 4, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: An average maximum UV index of 4 in May leads to these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What is the usual temperature for Derby in May?
What is the average humidity in May in Derby?
How many days does it rain in May in Derby?
When it does not snow in Derby?
How many hours of daylight does Derby have in May?
When is the sunrise / sunset in May in Derby?
How long on average sun shines in May in Derby?
What is the month with the highest UV index in Derby?
What is the UV index intensity in May in Derby?
Average temperature in May
Derby, United Kingdom
- Average high temperature in May: 15.1°C
The warmest month (with the highest average high temperature) is July (20°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in May: 6.3°C
The month with the highest average low temperature is August (11.9°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).
Average pressure in May
Derby, United Kingdom
- Average pressure in May: 1016.4mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009.6mbar).
Average wind speed in May
Derby, United Kingdom
- Average wind speed in May: 14.3km/h
The windiest months (with the highest average wind speed) are February and December (18.6km/h).
The calmest month (with the lowest average wind speed) is July (13km/h).
Average humidity in May
Derby, United Kingdom
- Average humidity in May: 82%
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (80%).
Average rainfall in May
Derby, United Kingdom
- Average rainfall in May: 26mm
The wettest month (with the highest rainfall) is June (45mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in May
Derby, United Kingdom
- Average rainfall days in May: 15.8 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (10.7 days).
Average snowfall in May
Derby, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is February (21mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Derby, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (3.7 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
Derby, United Kingdom
- Average daylight in May: 15h and 5min
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 0min
The months with the most sunshine are July and August (Average sunshine: 7h and 18min).
The month with the least sunshine is November (Average sunshine: 3h and 42min).
Average sunshine days in May
Derby, United Kingdom
- Average sunshine days in May: 11.8 days
The month with the most sunshine days is January (15.6 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in May
Derby, United Kingdom
- Average UV index in May: 4
The months with the highest UV index are May, June, July 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
Derby, United Kingdom
- Average cloud cover in May: 54
The month with the most cloud cover is November (Cloud cover 62).
The months with the least cloud cover are April and September (Cloud cover 53).
Average visibility in May
Derby, United Kingdom
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, October and December (9km).
The months with the lowest visibility are September and November (8km).
Derby, United Kingdom
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