May weather forecastGaztelu, Spain
May
Weather in May
The last month of the spring, May, is a refreshing month in Gaztelu, Spain, with an average temperature fluctuating between 16.8°C (62.2°F) and 11.2°C (52.2°F).Temperature
The weather during May records an average high-temperature of a still refreshing 16.8°C (62.2°F), closely mirroring the preceding month. May witnesses an average nighttime temperature of 11.2°C (52.2°F).Humidity
In Gaztelu, the average relative humidity in May is 81%.Rainfall
In Gaztelu, Spain, in May, during 20.7 rainfall days, 76mm (2.99") of precipitation is typically accumulated. In Gaztelu, during the entire year, the rain falls for 214.2 days and collects up to 837mm (32.95") of precipitation.Snowfall
In Gaztelu, Spain, snow does not fall in April through November.Daylight
In Gaztelu, the average length of the day in May is 14h and 41min.On the first day of May in Gaztelu, sunrise is at 07:00 and sunset at 21:09. On the last day of the month, sunrise is at 06:31 and sunset at 21:40 CEST.
Sunshine
The average sunshine in May is 8.5h.UV index
The months with the highest UV index in Gaztelu are May through September, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Gaztelu, Spain
- Average high temperature in May: 16.8°C
The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (9.9°C).
- Average low temperature in May: 11.2°C
The month with the highest average low temperature is August (17°C).
The coldest month (with the lowest average low temperature) is February (6.1°C).
Average pressure in May
Gaztelu, Spain
- Average pressure in May: 1017.4mbar
The month with the highest atmospheric pressure is December (1021.8mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in May
Gaztelu, Spain
- Average wind speed in May: 12.4km/h
The windiest month (with the highest average wind speed) is November (16.8km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).
Average humidity in May
Gaztelu, Spain
- Average humidity in May: 81%
The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is October (75%).
Average rainfall in May
Gaztelu, Spain
- Average rainfall in May: 76mm
The wettest month (with the highest rainfall) is November (121mm).
The driest month (with the least rainfall) is September (44mm).
Average rainfall days in May
Gaztelu, Spain
- Average rainfall days in May: 20.7 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is October (14.8 days).
Average snowfall in May
Gaztelu, Spain
- Average snowfall in May: 0mm
The month with the highest snowfall is February (7mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in May
Gaztelu, Spain
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Gaztelu, Spain
- Average daylight in May: 14h and 42min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 8h and 30min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is November (Average sunshine: 4h and 48min).
Average sunshine days in May
Gaztelu, Spain
- Average sunshine days in May: 6.8 days
The month with the most sunshine days is October (13.6 days).
The month with the least sunshine days is May (6.8 days).
Average UV index in May
Gaztelu, Spain
- Average UV index in May: 5
The months with the highest UV index are May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover in May
Gaztelu, Spain
- Average cloud cover in May: 45
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility in May
Gaztelu, Spain
- Average visibility in May: 9km
The months with the highest visibility are February, March, June, July, August, September, October and December (10km).
The months with the lowest visibility are January, April, May and November (9km).





