Patras
Greece
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Patras, Greece

December, the first month of the winter, in Patras, is still a comfortable month, with average temperature ranging between max 16.1°C (61°F) and min 7.6°C (45.7°F).

Temperature

In December, the average high-temperature marginally drops, from a comfortable 19.5°C (67.1°F) in November, to a still enjoyable 16.1°C (61°F). The average low-temperature, in Patras, is 7.6°C (45.7°F).

Rainfall

In Patras, Greece, during December, the rain falls for 13.2 days and regularly aggregates up to 116.1mm (4.6") of precipitation. In Patras, Greece, during the entire year, the rain falls for 86 days and collects up to 662.7mm (26.1") of precipitation.

Sea temperature

In December, the average sea temperature in Patras is 17.2°C (63°F). For swimming, a surface water temperature of 17.2°C (63°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

Daylight

With an average of 9.6h of daylight, December has the shortest days of the year in Patras.

Sunshine

Months with the least sunshine are January, February, November and December, with an average of 5h of sunshine.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV radiation for the ordinary person.
The average daily UV index of 2 transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in December in Patras?

The average high-temperature, in December, in Patras, Greece, is 16.1°C (61°F), while the average low-temperature is 7.6°C (45.7°F).

How much does it rain in Patras in December?

In December, in Patras, Greece, the rain falls for 13.2 days. Throughout December, 116.1mm (4.6") of precipitation is accumulated.

How cold is the water in December in Patras?

In Patras, Greece, in December, the average water temperature is 17.2°C (63°F). Swimming in 17.2°C (63°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

What is the month with the shortest days in Patras?

December has the shortest days of the year in Patras, Greece, with an average of 9.6h of daylight.

What is the average length of the day in December in Patras?

In Patras, Greece, the average length of the day in December is 9.6h.

What is the month with the least sunshine in Patras?

January, February, November and December, with an average of 5h of sunshine, are months with the least sunshine in Patras, Greece.

How long on average sun shines in December in Patras?

In Patras, the average sunshine in December is 5h.

What is the month with the lowest UV index in Patras?

Months with the lowest UV index are January and December, with an average maximum UV index of 2.

How high is the UV index in December in Patras?

In December, the average daily maximum UV index in Patras is 2. A UV Index estimate of 2, and below, represents a low health risk from the exposure to the Sun's UV rays.
Average temperature in December - Patras, Greece
  • Average high temperature in December: 16.1°C

The warmest month (with the highest average high temperature) is August (30.9°C).
The month with the lowest average high temperature is January (14.5°C).

  • Average low temperature in December: 7.6°C

The month with the highest average low temperature is August (19.6°C).
The coldest month (with the lowest average low temperature) is January (6.1°C).

Average rainfall in December - Patras, Greece
  • Average rainfall in December: 116.1mm

The wettest month (with the highest rainfall) is November (118mm).
The driest month (with the lowest rainfall) is July (4.6mm).

Average rainfall days in December - Patras, Greece
  • Average rainfall days in December: 13.2 days

The month with the highest number of rainy days is December (13.2 days).
Months with the lowest number of rainy days are July and August (1 days).

Average sea temperature in December - Patras, Greece
  • Average sea temperature in December: 17.2°C

The best month for swimming (with the highest average sea temperature) is August (26.1°C).
The coldest month (with the lowest average sea temperature) is February (15.3°C).

Average daylight in December / Average sunshine in December - Patras, Greece
  • Average daylight in December: 9.6h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.6h).

  • Average sunshine in December: 5h

The month with most sunshine is July (Average sunshine: 13h).
Months with least sunshine are January, February, November and December (Average sunshine: 5).

Average UV index in December - Patras, Greece
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).