Portovenere
Italy
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Portovenere, Italy

January, like December, in Portovenere, Italy, is another fresh winter month, with temperature in the range of an average low of 4°C (39.2°F) and an average high of 10°C (50°F).

Temperature

With an average high-temperature of 10°C (50°F) and an average low-temperature of 4°C (39.2°F), January is the coldest month.

Rainfall

In January, in Portovenere, the rain falls for 12 days. Throughout January, 112mm (4.4") of precipitation is accumulated. In Portovenere, during the entire year, the rain falls for 131 days and collects up to 1007mm (39.6") of precipitation.

Sea temperature

In January, the average sea temperature in Portovenere is 13.5°C (56.3°F).
Note: Swimming in 13.5°C (56.3°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In January, the average length of the day is 9.3h.

Sunshine

In January, the average sunshine in Portovenere, Italy, is 4h.

UV index

Months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 1 interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the coldest month in Portovenere?

With an average high-temperature of 10°C (50°F) and an average low-temperature of 4°C (39.2°F), January is the coldest month in Portovenere, Italy.

What is the temperature in January in Portovenere?

The average high-temperature, in January, is 10°C (50°F), while the average low-temperature is 4°C (39.2°F).

How many days does it rain in January in Portovenere?

In Portovenere, Italy, during January, the rain falls for 12 days and regularly aggregates up to 112mm (4.4") of precipitation.

What is the sea water temperature in January in Portovenere?

In Portovenere, Italy, in January, the average water temperature is 13.5°C (56.3°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

What is the average length of the day in January in Portovenere?

In Portovenere, Italy, the average length of the day in January is 9.3h.

How many hours of sunshine does Portovenere have in January?

In January, the average sunshine in Portovenere, Italy, is 4h.

When is the lowest UV index in Portovenere?

Months with the lowest UV index are January and December, with an average maximum UV index of 1.

How high is the UV index in January in Portovenere?

In Portovenere, the average daily maximum UV index in January is 1. A UV Index value of 2, and less, symbolizes a low health threat from the exposure to the Sun's UV rays.
Average temperature in January - Portovenere, Italy
  • Average high temperature in January: 10°C

Warmest months (with the highest average high temperature) are July and August (27°C).
The month with the lowest average high temperature is January (10°C).

  • Average low temperature in January: 4°C

Months with the highest average low temperature are July and August (18°C).
Coldest months (with the lowest average low temperature) are January and February (4°C).

Average rainfall in January - Portovenere, Italy
  • Average rainfall in January: 112mm

The wettest month (with the highest rainfall) is October (130mm).
The driest month (with the lowest rainfall) is July (25mm).

Average rainfall days in January - Portovenere, Italy
  • Average rainfall days in January: 12 days

Months with the highest number of rainy days are March, April and November (13 days).
The month with the lowest number of rainy days is July (6 days).

Average sea temperature in January - Portovenere, Italy
  • Average sea temperature in January: 13.5°C

The best month for swimming (with the highest average sea temperature) is August (24.4°C).
The coldest month (with the lowest average sea temperature) is February (12.9°C).

Average daylight in January / Average sunshine in January - Portovenere, Italy
  • Average daylight in January: 9.3h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 8.9h).

  • Average sunshine in January: 4h

The month with most sunshine is July (Average sunshine: 10h).
The month with least sunshine is December (Average sunshine: 3h).

Average UV index in January - Portovenere, Italy
  • Average UV index in January: 1

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January and December (UV index 1).