May weather forecastTomar, Portugal
May
Weather in May
May, the last month of the spring in Tomar, is a warm month, with an average temperature varying between 11.9°C (53.4°F) and 23.7°C (74.7°F).Temperature
With the onset of May, Tomar experiences a subtle temperature shift, with the average high-temperature moving from a comfortable 19.5°C (67.1°F) in April to a moderately hot 23.7°C (74.7°F). The average temperature during May nights is registered at a cool 11.9°C (53.4°F).Humidity
In May, the average relative humidity in Tomar is 68%.Rainfall
In Tomar, in May, during 8.4 rainfall days, 27mm (1.06") of precipitation is typically accumulated. In Tomar, during the entire year, the rain falls for 94.6 days and collects up to 345mm (13.58") of precipitation.Daylight
In Tomar, Portugal, the average length of the day in May is 14h and 22min.On the first day of May, sunrise is at 06:33 and sunset at 20:27. On the last day of the month, sunrise is at 06:08 and sunset at 20:54 WEST.
Sunshine
The average sunshine in May is 9.9h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index in Tomar. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 6 during May leads to these advisories:
Shun overexposure. Protection from sun ravages is indispensable. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Tomar, Portugal
- Average high temperature in May: 23.7°C
The warmest month (with the highest average high temperature) is August (31.3°C).
The month with the lowest average high temperature is January (13.4°C).
- Average low temperature in May: 11.9°C
The months with the highest average low temperature are July and August (15.3°C).
The coldest month (with the lowest average low temperature) is January (5.8°C).
Average pressure in May
Tomar, Portugal
- Average pressure in May: 1016.1mbar
The month with the highest atmospheric pressure is December (1022.7mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in May
Tomar, Portugal
- Average wind speed in May: 11.3km/h
The windiest month (with the highest average wind speed) is July (12.2km/h).
The calmest month (with the lowest average wind speed) is September (9.7km/h).
Average humidity in May
Tomar, Portugal
- Average humidity in May: 68%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (60%).
Average rainfall in May
Tomar, Portugal
- Average rainfall in May: 27mm
The wettest month (with the highest rainfall) is April (54mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in May
Tomar, Portugal
- Average rainfall days in May: 8.4 days
The month with the highest number of rainy days is April (14.1 days).
The month with the least rainy days is August (2.3 days).
Average daylight in May /
Average sunshine in May
Tomar, Portugal
- Average daylight in May: 14h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 9h and 54min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in May
Tomar, Portugal
- Average sunshine days in May: 21 days
The month with the most sunshine days is July (28.4 days).
The month with the least sunshine days is April (14.6 days).
Average UV index in May
Tomar, Portugal
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in May
Tomar, Portugal
- Average cloud cover in May: 30
The month with the most cloud cover is January (Cloud cover 45).
The months with the least cloud cover are July and August (Cloud cover 16).
Average visibility in May
Tomar, 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).





