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
May introduces a marginal temperature uplift, with average high-temperatures adjusting from April's enjoyable 18°C (64.4°F) to a pleasant 21.4°C (70.5°F). May in Grimancelos generally records an average low-temperature of 11.3°C (52.3°F).Humidity
The average relative humidity in May in Grimancelos is 71%.Rainfall
In May, in Grimancelos, the rain falls for 10.2 days. Throughout May, 36mm (1.42") of precipitation is accumulated. Throughout the year, in Grimancelos, there are 127.9 rainfall days, and 828mm (32.6") of precipitation is accumulated.Daylight
The average length of the day in May is 14h and 32min.On the first day of the month, sunrise is at 06:30 and sunset at 20:32. On the last day of May, sunrise is at 06:03 and sunset at 21:01 WEST.
Sunshine
The average sunshine in May is 9.6h.UV index
In Grimancelos, Portugal, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In May, a daily UV index of 5 turns into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What are May temperatures in Grimancelos?
What is the average humidity in May in Grimancelos?
How many days does it rain in May in Grimancelos?
How many hours of daylight does Grimancelos have in May?
What time are sunrise and sunset in May in Grimancelos?
How long on average sun shines in May in Grimancelos?
What is the UV index intensity in May in Grimancelos?
Average temperature in May
Grimancelos, Portugal
- Average high temperature in May: 21.4°C
The warmest month (with the highest average high temperature) is August (27.2°C).
The month with the lowest average high temperature is January (12.6°C).
- Average low temperature in May: 11.3°C
The month with the highest average low temperature is July (15.1°C).
The coldest month (with the lowest average low temperature) is February (6.1°C).
Average pressure in May
Grimancelos, Portugal
- Average pressure in May: 1016.6mbar
The month with the highest atmospheric pressure is December (1022.4mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in May
Grimancelos, Portugal
- Average wind speed in May: 8.5km/h
The windiest month (with the highest average wind speed) is March (9.3km/h).
The calmest month (with the lowest average wind speed) is September (7.3km/h).
Average humidity in May
Grimancelos, Portugal
- Average humidity in May: 71%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are August and September (65%).
Average rainfall in May
Grimancelos, Portugal
- Average rainfall in May: 36mm
The wettest month (with the highest rainfall) is November (125mm).
The driest month (with the least rainfall) is July (8mm).
Average rainfall days in May
Grimancelos, Portugal
- Average rainfall days in May: 10.2 days
The month with the highest number of rainy days is November (15.6 days).
The month with the least rainy days is August (3.5 days).
Average daylight in May /
Average sunshine in May
Grimancelos, Portugal
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 9h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in May
Grimancelos, Portugal
- Average sunshine days in May: 19.7 days
The month with the most sunshine days is August (26.2 days).
The month with the least sunshine days is November (13.2 days).
Average UV index in May
Grimancelos, Portugal
- Average UV index in May: 5
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in May
Grimancelos, Portugal
- Average cloud cover in May: 32
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in May
Grimancelos, Portugal
- Average visibility in May: 9km
The months with the highest visibility are February, March, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January and April (8km).
Grimancelos, Portugal
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