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
January's advent notes a subtle adjustment in average high-temperature to a still enjoyable 16.5°C (61.7°F) from December. Altares documents an average low-temperature of 15.3°C (59.5°F) for the nights of January.Humidity
In January, the average relative humidity is 80%.Rainfall
In Altares, Portugal, in January, it is raining for 16.2 days, with typically 60mm (2.36") of accumulated precipitation. In Altares, during the entire year, the rain falls for 178 days and collects up to 543mm (21.38") of precipitation.Daylight
The average length of the day in January is 9h and 49min.On the first day of the month, sunrise is at 08:07 and sunset at 17:37. On the last day of January, in Altares, sunrise is at 07:56 and sunset at 18:08 -01.
Sunshine
In Altares, the average sunshine in January is 5.6h.UV index
In Altares, the average daily maximum UV index in January is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum UV index of 5 in January translates into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average January temperature in Altares?
What is the average humidity in January in Altares?
How much does it rain in Altares in January?
How many hours of daylight does Altares have in January?
When is the sunrise / sunset in January in Altares?
How long on average sun shines in January in Altares?
How high is the UV index in January in Altares?
Average temperature in January
Altares, Portugal
- Average high temperature in January: 16.5°C
The warmest month (with the highest average high temperature) is August (22.9°C).
The month with the lowest average high temperature is March (15.6°C).
- Average low temperature in January: 15.3°C
The month with the highest average low temperature is August (21.6°C).
The coldest months (with the lowest average low temperature) are February and March (14.3°C).
Average pressure in January
Altares, Portugal
- Average pressure in January: 1022.8mbar
The month with the highest atmospheric pressure is July (1024.4mbar).
The month with the lowest atmospheric pressure is October (1016.7mbar).
Average wind speed in January
Altares, Portugal
- Average wind speed in January: 28.6km/h
The windiest month (with the highest average wind speed) is December (29.6km/h).
The calmest month (with the lowest average wind speed) is July (16.4km/h).
Average humidity in January
Altares, Portugal
- Average humidity in January: 80%
The month with the highest relative humidity is June (83%).
The months with the lowest relative humidity are September, October and November (78%).
Average rainfall in January
Altares, Portugal
- Average rainfall in January: 60mm
The wettest month (with the highest rainfall) is December (91mm).
The driest month (with the least rainfall) is July (15mm).
Average rainfall days in January
Altares, Portugal
- Average rainfall days in January: 16.2 days
The month with the highest number of rainy days is October (19.9 days).
The month with the least rainy days is July (9.6 days).
Average daylight in January /
Average sunshine in January
Altares, 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 4min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is November (Average sunshine: 5h and 0min).
Average sunshine days in January
Altares, Portugal
- Average sunshine days in January: 9.8 days
The month with the most sunshine days is July (16.3 days).
The month with the least sunshine days is October (6.3 days).
Average UV index in January
Altares, Portugal
- Average UV index in January: 5
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are February, March, April and December (UV index 4).
Average cloud cover in January
Altares, Portugal
- Average cloud cover in January: 49
The month with the most cloud cover is November (Cloud cover 52).
The months with the least cloud cover are August and September (Cloud cover 39).
Average visibility in January
Altares, 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).
