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
Weather in January
Temperature
In Ostia Antica, the lowest temperatures are generally noted in January, averaging a high of 12.3°C (54.1°F) and a low of 8°C (46.4°F).Humidity
The months with the highest humidity in Ostia Antica are January, March, April and November, with an average relative humidity of 73%.Rainfall
In January, in Ostia Antica, the rain falls for 13.8 days. Throughout January, 38mm (1.5") of precipitation is accumulated. Throughout the year, there are 127.8 rainfall days, and 467mm (18.39") of precipitation is accumulated.Daylight
In Ostia Antica, the average length of the day in January is 9h and 33min.On the first day of January, sunrise is at 07:37 and sunset at 16:50. On the last day of the month, sunrise is at 07:24 and sunset at 17:23 CET.
Sunshine
The month with the least sunshine in Ostia Antica is January, with an average of 5.9h of sunshine.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 3 during January translates into the following guidance:
Be vigilant - A duty to shield skin and eyes from injury exists. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Frequently asked questions
What is the coldest month in Ostia Antica?
What is the temperature in January in Ostia Antica?
What is the most humid month in Ostia Antica?
What is the average humidity in January in Ostia Antica?
How many days does it rain in January in Ostia Antica?
How many hours of daylight does Ostia Antica have in January?
When are sunrise and sunset in January in Ostia Antica?
What is the month with the least sunshine in Ostia Antica?
How long on average sun shines in January in Ostia Antica?
When is the lowest UV index in Ostia Antica?
What is the UV index intensity in January in Ostia Antica?
Average temperature in January
Ostia Antica, Italy
- Average high temperature in January: 12.3°C
The warmest month (with the highest average high temperature) is August (29.2°C).
The month with the lowest average high temperature is January (12.3°C).
- Average low temperature in January: 8°C
The month with the highest average low temperature is August (22.8°C).
The coldest month (with the lowest average low temperature) is February (7.8°C).
Average pressure in January
Ostia Antica, Italy
- Average pressure in January: 1016.2mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is April (1014.1mbar).
Average wind speed in January
Ostia Antica, Italy
- Average wind speed in January: 15.6km/h
The windiest month (with the highest average wind speed) is February (16.8km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in January
Ostia Antica, Italy
- Average humidity in January: 73%
The months with the highest relative humidity are January, March, April and November (73%).
The month with the lowest relative humidity is August (63%).
Average rainfall in January
Ostia Antica, Italy
- Average rainfall in January: 38mm
The wettest month (with the highest rainfall) is November (107mm).
The driest month (with the least rainfall) is August (10mm).
Average rainfall days in January
Ostia Antica, Italy
- Average rainfall days in January: 13.8 days
The month with the highest number of rainy days is November (15.6 days).
The month with the least rainy days is August (4.3 days).
Average daylight in January /
Average sunshine in January
Ostia Antica, Italy
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 5h and 5min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).
Average sunshine days in January
Ostia Antica, Italy
- Average sunshine days in January: 14.6 days
The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is November (11.7 days).
Average UV index in January
Ostia Antica, Italy
- Average UV index in January: 3
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in January
Ostia Antica, Italy
- Average cloud cover in January: 37
The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 8).
Average visibility in January
Ostia Antica, Italy
- 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).
Ostia Antica, Italy
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