Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
April
Weather in April
Temperature
With the onset of April, a modest change to a still enjoyable 17.4°C (63.3°F) from March's 16°C (60.8°F) is noted in high-temperature. April witnesses a minor deviation from daytime peaks, with an average nighttime temperature of 13.3°C (55.9°F).Humidity
April is the most humid month, with an average relative humidity of 76%.Rainfall
In April, the rain falls for 13 days. Throughout April, 43mm (1.69") of precipitation is accumulated. Throughout the year, in Santiago do Cacém, there are 94.6 rainfall days, and 327mm (12.87") of precipitation is accumulated.Daylight
In Santiago do Cacém, the average length of the day in April is 13h and 12min.On the first day of April in Santiago do Cacém, Portugal, sunrise is at 07:18 and sunset at 19:58. On the last day of the month, sunrise is at 06:38 and sunset at 20:24 WEST.
Sunshine
In Santiago do Cacém, Portugal, the average sunshine in April is 8.8h.UV index
The months with the lowest UV index in Santiago do Cacém are January through April, November and December, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 4 during April leads to these advisories:
Take necessary precautions - Suggestions to elude sunburn are provided. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Santiago do Cacém in April?
What is the most humid month in Santiago do Cacém?
What is the average humidity in April in Santiago do Cacém?
How much does it rain in Santiago do Cacém in April?
What is the average length of the day in April in Santiago do Cacém?
What time are sunrise and sunset in April in Santiago do Cacém?
How many hours of sunshine does Santiago do Cacém have in April?
What are the months with the lowest UV index in Santiago do Cacém?
What is the UV index intensity in April in Santiago do Cacém?
Average temperature in April
Santiago do Cacém, Portugal
- Average high temperature in April: 17.4°C
The warmest month (with the highest average high temperature) is August (24.2°C).
The month with the lowest average high temperature is February (14.8°C).
- Average low temperature in April: 13.3°C
The months with the highest average low temperature are August and September (18.8°C).
The coldest month (with the lowest average low temperature) is February (10.8°C).
Average pressure in April
Santiago do Cacém, Portugal
- Average pressure in April: 1015.7mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in April
Santiago do Cacém, Portugal
- Average wind speed in April: 17.4km/h
The windiest month (with the highest average wind speed) is February (19.4km/h).
The calmest month (with the lowest average wind speed) is September (15.1km/h).
Average humidity in April
Santiago do Cacém, Portugal
- Average humidity in April: 76%
The month with the highest relative humidity is April (76%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Santiago do Cacém, Portugal
- Average rainfall in April: 43mm
The wettest month (with the highest rainfall) is November (56mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days in April
Santiago do Cacém, Portugal
- Average rainfall days in April: 13 days
The month with the highest number of rainy days is November (13.4 days).
The month with the least rainy days is August (1.1 days).
Average daylight in April /
Average sunshine in April
Santiago do Cacém, Portugal
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 8h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).
Average sunshine days in April
Santiago do Cacém, Portugal
- Average sunshine days in April: 15.3 days
The month with the most sunshine days is August (29.4 days).
The month with the least sunshine days is April (15.3 days).
Average UV index in April
Santiago do Cacém, Portugal
- Average UV index in April: 4
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 4).
Average cloud cover in April
Santiago do Cacém, Portugal
- Average cloud cover in April: 34
The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in April
Santiago do Cacém, Portugal
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
