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 snowfall days in January
- Average sea temperature 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 brings the lowest temperatures, with an average high of 11.6°C (52.9°F) and an average low of 7.3°C (45.1°F).Humidity
The months with the highest humidity are January and November, with an average relative humidity of 75%.Rainfall
In Sperlonga, in January, during 15 rainfall days, 57mm (2.24") of precipitation is typically accumulated. Throughout the year, in Sperlonga, there are 135.6 rainfall days, and 569mm (22.4") of precipitation is accumulated.Snowfall
Months with snowfall in Sperlonga, Italy, are January and February. January is the first month it typically snows in Sperlonga. Throughout January, there are 0.1 snowfall days. In Sperlonga, during the entire year, snow falls for 0.4 days.Sea temperature
In January, the average sea temperature in Sperlonga is 14.6°C (58.3°F).Note: While a brief time in 14.6°C (58.3°F) at 13°C (55.4°F) is already bracing, plunging below 10°C (50°F) can severely affect breathing and introduce a cold shock, relying on your physical state.
Daylight
The average length of the day in January in Sperlonga is 9h and 36min.On the first day of the month, sunrise is at 07:31 and sunset at 16:47. On the last day of January, sunrise is at 07:18 and sunset at 17:20 CET.
Sunshine
The month with the least sunshine is January, with an average of 5.8h of sunshine.UV index
January, February and December, with an average maximum UV index of 3, are months with the lowest UV index in Sperlonga. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average maximum UV index of 3 in January leads to these recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Sperlonga?
What are January temperatures in Sperlonga?
What are the most humid months in Sperlonga?
What is the average humidity in January in Sperlonga?
How many days does it rain in January in Sperlonga?
When does it start snowing in Sperlonga?
How cold is the water in January in Sperlonga?
How many hours of daylight does Sperlonga have in January?
When is the sunrise / sunset in January in Sperlonga?
What is the month with the least sunshine in Sperlonga?
How many hours of sunshine does Sperlonga have in January?
What is the month with the lowest UV index in Sperlonga?
What is the UV index intensity in January in Sperlonga?
Average temperature in January
Sperlonga, Italy
- Average high temperature in January: 11.6°C
The warmest month (with the highest average high temperature) is August (28.7°C).
The month with the lowest average high temperature is January (11.6°C).
- Average low temperature in January: 7.3°C
The month with the highest average low temperature is August (21.6°C).
The coldest month (with the lowest average low temperature) is February (7°C).
Average pressure in January
Sperlonga, 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
Sperlonga, Italy
- Average wind speed in January: 12.6km/h
The windiest month (with the highest average wind speed) is February (13km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).
Average humidity in January
Sperlonga, Italy
- Average humidity in January: 75%
The months with the highest relative humidity are January and November (75%).
The month with the lowest relative humidity is August (63%).
Average rainfall in January
Sperlonga, Italy
- Average rainfall in January: 57mm
The wettest month (with the highest rainfall) is November (120mm).
The driest month (with the least rainfall) is August (10mm).
Average rainfall days in January
Sperlonga, Italy
- Average rainfall days in January: 15 days
The months with the highest number of rainy days are January and November (15 days).
The month with the least rainy days is August (4.2 days).
Average snowfall days in January
Sperlonga, Italy
- Average snowfall days in January: 0.1 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average sea temperature in January
Sperlonga, Italy
- Average sea temperature in January: 14.6°C
The best month for swimming (with the highest average sea temperature) is August (25.4°C).
The coldest month (with the lowest average sea temperature) is February (13.9°C).
Average daylight in January /
Average sunshine in January
Sperlonga, Italy
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 5h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in January
Sperlonga, Italy
- Average sunshine days in January: 13.7 days
The month with the most sunshine days is August (24.2 days).
The month with the least sunshine days is February (12.3 days).
Average UV index in January
Sperlonga, 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, February and December (UV index 3).
Average cloud cover in January
Sperlonga, Italy
- Average cloud cover in January: 38
The month with the most cloud cover is January (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in January
Sperlonga, 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).
