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
The onset of May introduces a subtle rise in the average high-temperature, nudging from a moderate 15.5°C (59.9°F) in April to a comfortable 19.8°C (67.6°F). Trancoso records a steady low-temperature average of 8.3°C (46.9°F) during May.Humidity
The average relative humidity in May is 70%.Rainfall
In Trancoso, during May, the rain falls for 10.8 days and regularly aggregates up to 32mm (1.26") of precipitation. Throughout the year, there are 113.4 rainfall days, and 421mm (16.57") of precipitation is accumulated.Snowfall
In Trancoso, snow does not fall in May through October.Daylight
The average length of the day in May is 14h and 28min.On the first day of the month, sunrise is at 06:26 and sunset at 20:25. On the last day of May, sunrise is at 06:00 and sunset at 20:54 WEST.
Sunshine
In Trancoso, the average sunshine in May is 9.4h.UV index
In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 5 in May translates into the following instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
How many days does it rain in May?
When it does not snow?
Does it snow in May?
How many hours of daylight does Trancoso have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Trancoso have in May?
What is the UV index intensity in May?
Average temperature in May
Trancoso, Portugal
- Average high temperature in May: 19.8°C
The warmest month (with the highest average high temperature) is August (29.2°C).
The month with the lowest average high temperature is January (8.7°C).
- Average low temperature in May: 8.3°C
The month with the highest average low temperature is July (14.2°C).
The coldest month (with the lowest average low temperature) is February (1.8°C).
Average pressure in May
Trancoso, Portugal
- Average pressure in May: 1016.1mbar
The month with the highest atmospheric pressure is December (1023.1mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in May
Trancoso, Portugal
- Average wind speed in May: 10.8km/h
The windiest month (with the highest average wind speed) is February (12.7km/h).
The calmest month (with the lowest average wind speed) is September (9.1km/h).
Average humidity in May
Trancoso, Portugal
- Average humidity in May: 70%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (50%).
Average rainfall in May
Trancoso, Portugal
- Average rainfall in May: 32mm
The wettest month (with the highest rainfall) is December (65mm).
The driest month (with the least rainfall) is August (6mm).
Average rainfall days in May
Trancoso, Portugal
- Average rainfall days in May: 10.8 days
The month with the highest number of rainy days is April (16.2 days).
The month with the least rainy days is August (2.7 days).
Average snowfall in May
Trancoso, Portugal
- Average snowfall in May: 0mm
The months with the highest snowfall are January and February (44mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in May
Trancoso, Portugal
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (3.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Trancoso, 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 18min).
- Average sunshine in May: 9h and 2min
The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in May
Trancoso, Portugal
- Average sunshine days in May: 18.5 days
The month with the most sunshine days is August (27.1 days).
The month with the least sunshine days is April (12.5 days).
Average UV index in May
Trancoso, Portugal
- Average UV index in May: 5
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Trancoso, Portugal
- Average cloud cover in May: 35
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in May
Trancoso, Portugal
- Average visibility in May: 9km
The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are January, February, April, November and December (8km).
