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 shift from April to May introduces a subtle increase in the average high-temperature, moving from a comfortable 17.6°C (63.7°F) to an agreeable 21.3°C (70.3°F). Gualtar reports an average nighttime low-temperature of 10.3°C (50.5°F) in May.Humidity
In Gualtar, the average relative humidity in May is 72%.Rainfall
In Gualtar, in May, it is raining for 11.2 days, with typically 47mm (1.85") of accumulated precipitation. In Gualtar, Portugal, during the entire year, the rain falls for 139.2 days and collects up to 919mm (36.18") of precipitation.Snowfall
In Gualtar, snow does not fall in February through December.Daylight
In Gualtar, Portugal, the average length of the day in May is 14h and 32min.On the first day of the month, sunrise is at 06:29 and sunset at 20:31. On the last day of May, sunrise is at 06:01 and sunset at 21:00 WEST.
Sunshine
In Gualtar, the average sunshine in May is 9.5h.UV index
In May, the average daily maximum UV index in Gualtar, Portugal, is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 5 during May leads to these instructions:
Adopt protective measures - It is advised to guard against sun damage. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Gualtar in May?
What is the average humidity in May in Gualtar?
How many days does it rain in May in Gualtar?
When it does not snow in Gualtar?
What is the average length of the day in May in Gualtar?
What time are sunrise and sunset in May in Gualtar?
How long on average sun shines in May in Gualtar?
What is the UV index intensity in May in Gualtar?
Average temperature in May
Gualtar, Portugal
- Average high temperature in May: 21.3°C
The warmest month (with the highest average high temperature) is August (27.7°C).
The month with the lowest average high temperature is January (11.8°C).
- Average low temperature in May: 10.3°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is February (5°C).
Average pressure in May
Gualtar, Portugal
- Average pressure in May: 1016.7mbar
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
Gualtar, Portugal
- Average wind speed in May: 7.6km/h
The windiest month (with the highest average wind speed) is March (8.3km/h).
The calmest month (with the lowest average wind speed) is September (6.7km/h).
Average humidity in May
Gualtar, Portugal
- Average humidity in May: 72%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (64%).
Average rainfall in May
Gualtar, Portugal
- Average rainfall in May: 47mm
The wettest month (with the highest rainfall) is November (136mm).
The driest month (with the least rainfall) is July (11mm).
Average rainfall days in May
Gualtar, Portugal
- Average rainfall days in May: 11.2 days
The month with the highest number of rainy days is January (15.8 days).
The month with the least rainy days is August (5.2 days).
Average snowfall in May
Gualtar, Portugal
- Average snowfall in May: 0mm
The month with the highest snowfall is January (1mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in May
Gualtar, Portugal
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in May /
Average sunshine in May
Gualtar, 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 3min
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 42min).
Average sunshine days in May
Gualtar, Portugal
- Average sunshine days in May: 18.4 days
The month with the most sunshine days is August (24.4 days).
The month with the least sunshine days is April (12.4 days).
Average UV index in May
Gualtar, 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, April, November and December (UV index 3).
Average cloud cover in May
Gualtar, Portugal
- Average cloud cover in May: 35
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 23).
Average visibility in May
Gualtar, Portugal
- Average visibility in May: 8km
The months with the highest visibility are June, July, August and September (9km).
The month with the lowest visibility is January (7km).
