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
May
Weather in May
Temperature
The shift into May is marked by a modest rise in the average high-temperature, moving from April's refreshing 17.4°C (63.3°F) to an agreeable 20.5°C (68.9°F). The average nighttime temperature lowers to a fresh 11.7°C (53.1°F) throughout May.Humidity
The average relative humidity in May is 73%.Rainfall
In Terroso, in May, it is raining for 10.8 days, with typically 46mm (1.81") of accumulated precipitation. Throughout the year, there are 139.3 rainfall days, and 934mm (36.77") of precipitation is accumulated.Daylight
In Terroso, the average length of the day in May is 14h and 31min.On the first day of May, sunrise is at 06:31 and sunset at 20:32. On the last day of the month, sunrise is at 06:03 and sunset at 21:01 WEST.
Sunshine
In Terroso, the average sunshine in May is 9.8h.UV index
The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 5 in May transforms into the following instructions:
Guard yourself - Avoiding sunburn is suggested. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Terroso?
What is the average humidity in May?
How much does it rain in May?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Terroso, Portugal
- Average high temperature in May: 20.5°C
The warmest month (with the highest average high temperature) is August (25.9°C).
The month with the lowest average high temperature is January (12.8°C).
- Average low temperature in May: 11.7°C
The month with the highest average low temperature is August (15.5°C).
The coldest months (with the lowest average low temperature) are January and February (6.9°C).
Average pressure in May
Terroso, Portugal
- Average pressure in May: 1016.7mbar
The month with the highest atmospheric pressure is December (1022.3mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in May
Terroso, Portugal
- Average wind speed in May: 10.2km/h
The windiest month (with the highest average wind speed) is February (11.4km/h).
The calmest month (with the lowest average wind speed) is September (8.8km/h).
Average humidity in May
Terroso, Portugal
- Average humidity in May: 73%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is September (68%).
Average rainfall in May
Terroso, Portugal
- Average rainfall in May: 46mm
The wettest month (with the highest rainfall) is November (144mm).
The driest month (with the least rainfall) is July (10mm).
Average rainfall days in May
Terroso, Portugal
- Average rainfall days in May: 10.8 days
The month with the highest number of rainy days is November (16.5 days).
The month with the least rainy days is August (4.8 days).
Average daylight in May /
Average sunshine in May
Terroso, 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 5min
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 48min).
Average sunshine days in May
Terroso, Portugal
- Average sunshine days in May: 19.2 days
The month with the most sunshine days is August (24.3 days).
The month with the least sunshine days is November (12.5 days).
Average UV index in May
Terroso, 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
Terroso, Portugal
- Average cloud cover in May: 30
The month with the most cloud cover is January (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 20).
Average visibility in May
Terroso, Portugal
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
