Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
January
Weather in January
Temperature
São João do Estoril's January weather reaches an average high of 14.5°C (58.1°F) and an average low of 11.8°C (53.2°F), making it the coldest month.Humidity
In January, the average relative humidity is 75%.Rainfall
In São João do Estoril, Portugal, in January, during 13.2 rainfall days, 40mm (1.57") of precipitation is typically accumulated. Throughout the year, there are 106.9 rainfall days, and 365mm (14.37") of precipitation is accumulated.Daylight
The average length of the day in January is 9h and 49min.On the first day of the month, sunrise is at 07:55 and sunset at 17:26. On the last day of January, sunrise is at 07:44 and sunset at 17:57 WET.
Sunshine
With an average of 5.4h of sunshine, January has the least sunshine of the year.UV index
January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 4 in January translates into these instructions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. When the Sun is at its strongest around midday, find shade and limit exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
What is the temperature in January?
What is the average humidity in January?
How much does it rain in January?
What is the average length of the day in January?
When is the sunrise / sunset in January in São João do Estoril?
What is the month with the least sunshine?
How long on average sun shines in January?
What is the month with the lowest UV index in São João do Estoril?
How high is the UV index in January?
Average temperature in January
São João do Estoril, Portugal
- Average high temperature in January: 14.5°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 (14.5°C).
- Average low temperature in January: 11.8°C
The month with the highest average low temperature is August (18.8°C).
The coldest month (with the lowest average low temperature) is February (11.7°C).
Average pressure in January
São João do Estoril, Portugal
- Average pressure in January: 1022.5mbar
The months with the highest atmospheric pressure are January and December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in January
São João do Estoril, Portugal
- Average wind speed in January: 20.5km/h
The windiest month (with the highest average wind speed) is February (21.1km/h).
The calmest month (with the lowest average wind speed) is October (16.9km/h).
Average humidity in January
São João do Estoril, Portugal
- Average humidity in January: 75%
The month with the highest relative humidity is July (77%).
The months with the lowest relative humidity are February, May, October and November (74%).
Average rainfall in January
São João do Estoril, Portugal
- Average rainfall in January: 40mm
The wettest month (with the highest rainfall) is November (68mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in January
São João do Estoril, Portugal
- Average rainfall days in January: 13.2 days
The month with the highest number of rainy days is November (14.5 days).
The month with the least rainy days is August (1.7 days).
Average daylight in January /
Average sunshine in January
São João do Estoril, Portugal
- Average daylight in January: 9h and 5min
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 30min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in January
São João do Estoril, Portugal
- Average sunshine days in January: 15.1 days
The month with the most sunshine days is August (27.3 days).
The month with the least sunshine days is November (13.4 days).
Average UV index in January
São João do Estoril, Portugal
- Average UV index in January: 4
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 4).
Average cloud cover in January
São João do Estoril, Portugal
- Average cloud cover in January: 40
The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in January
São João do Estoril, Portugal
- Average visibility in January: 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).
