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 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 beginning of May, Lumiar's average high-temperature sees a minor increase, transitioning from an enjoyable 18.8°C (65.8°F) in April to an agreeable 21.9°C (71.4°F). An average low-temperature of 14.4°C (57.9°F) is recorded during the nights in May in Lumiar.Humidity
In Lumiar, the average relative humidity in May is 69%.Rainfall
In Lumiar, in May, during 9.3 rainfall days, 27mm (1.06") of precipitation is typically accumulated. Throughout the year, in Lumiar, there are 111.8 rainfall days, and 359mm (14.13") of precipitation is accumulated.Daylight
In May, the average length of the day is 14h and 18min.On the first day of May in Lumiar, sunrise is at 06:38 and sunset at 20:29. On the last day of the month, sunrise is at 06:13 and sunset at 20:55 WEST.
Sunshine
In May, the average sunshine is 10.5h.UV index
In Lumiar, Portugal, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A typical high UV index of 5 in May suggests the following recommendations:
Guard yourself - Avoiding sunburn is suggested. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
What is the usual temperature for Lumiar in May?
What is the average humidity in May in Lumiar?
How many days does it rain in May in Lumiar?
What is the average length of the day in May in Lumiar?
When is the sunrise / sunset in May in Lumiar?
How long on average sun shines in May in Lumiar?
What is the UV index reading in May in Lumiar?
Average temperature in May
Lumiar, Portugal
- Average high temperature in May: 21.9°C
The warmest month (with the highest average high temperature) is August (27.4°C).
The month with the lowest average high temperature is January (14.8°C).
- Average low temperature in May: 14.4°C
The month with the highest average low temperature is August (17.6°C).
The coldest month (with the lowest average low temperature) is February (9.4°C).
Average pressure in May
Lumiar, Portugal
- Average pressure in May: 1016.5mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in May
Lumiar, Portugal
- Average wind speed in May: 15.1km/h
The windiest months (with the highest average wind speed) are February and July (15.9km/h).
The calmest months (with the lowest average wind speed) are September and October (12.9km/h).
Average humidity in May
Lumiar, Portugal
- Average humidity in May: 69%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (68%).
Average rainfall in May
Lumiar, Portugal
- Average rainfall in May: 27mm
The wettest month (with the highest rainfall) is November (61mm).
The driest month (with the least rainfall) is July (3mm).
Average rainfall days in May
Lumiar, Portugal
- Average rainfall days in May: 9.3 days
The month with the highest number of rainy days is November (14.1 days).
The month with the least rainy days is August (2.3 days).
Average daylight in May /
Average sunshine in May
Lumiar, Portugal
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in May: 10h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in May
Lumiar, Portugal
- Average sunshine days in May: 20 days
The month with the most sunshine days is August (26.4 days).
The months with the least sunshine days are April and November (14.5 days).
Average UV index in May
Lumiar, Portugal
- Average UV index in May: 5
The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in May
Lumiar, Portugal
- Average cloud cover in May: 25
The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in May
Lumiar, Portugal
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Lumiar, Portugal
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