Città di San Marino
San Marino
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Città di San Marino, San Marino

A view of the Guaita fortress, set on Monte Titano in Città di San Marino, San Marino, with the rest of the city in the far background
A view of the Guaita fortress, set on Monte Titano in Città di San Marino, San Marino, with the rest of the city in the far background
December, the first month of the winter, in Città di San Marino, is also a frosty month, with temperature in the range of an average high of 7°C (44.6°F) and an average low of 1°C (33.8°F).

Temperature

In Città di San Marino, the average high-temperature in December decreases, from a cool 12°C (53.6°F) in November, to a frosty 7°C (44.6°F). The average low-temperature, in December, is 1°C (33.8°F).

Rainfall

In December, in Città di San Marino, the rain falls for 12 days. Throughout December, 64mm (2.5") of precipitation is accumulated. Throughout the year, there are 138 rainfall days, and 788mm (31") of precipitation is accumulated.

Daylight

With an average of 9h of daylight, December has the shortest days of the year.

Sunshine

January, November and December, with an average of 3h of sunshine, are months with the least sunshine in Città di San Marino.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 1 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. 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 Città di San Marino?

In Città di San Marino, San Marino, in December, the average high-temperature is 7°C (44.6°F), and the average low-temperature is 1°C (33.8°F).

How many days does it rain in December in Città di San Marino?

In Città di San Marino, San Marino, in December, it is raining for 12 days, with typically 64mm (2.5") of accumulated precipitation.

What is the month with the shortest days in Città di San Marino?

The month with the shortest days in Città di San Marino is December, with an average of 9h of daylight.

How many hours of daylight does Città di San Marino have in December?

In Città di San Marino, the average length of the day in December is 9h.

What is the month with the least sunshine in Città di San Marino?

January, November and December, with an average of 3h of sunshine, are months with the least sunshine in Città di San Marino, San Marino.

How long on average sun shines in December in Città di San Marino?

In December, the average sunshine in Città di San Marino, San Marino, is 3h.

When is the lowest UV index in Città di San Marino?

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Città di San Marino.

How high is the UV index in December in Città di San Marino?

In Città di San Marino, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from the exposure to the Sun's UV rays.
Average temperature in December - Città di San Marino, San Marino
  • Average high temperature in December: 7°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 (6°C).

  • Average low temperature in December: 1°C

Months with the highest average low temperature are July and August (17°C).
The coldest month (with the lowest average low temperature) is January (0°C).

Average rainfall in December - Città di San Marino, San Marino
  • Average rainfall in December: 64mm

The wettest month (with the highest rainfall) is November (108mm).
The driest month (with the lowest rainfall) is January (49mm).

Average rainfall days in December - Città di San Marino, San Marino
  • Average rainfall days in December: 12 days

Months with the highest number of rainy days are March, April, May and November (13 days).
The month with the lowest number of rainy days is July (8 days).

Average daylight in December / Average sunshine in December - Città di San Marino, San Marino
  • Average daylight in December: 9h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).

  • Average sunshine in December: 3h

The month with most sunshine is July (Average sunshine: 10h).
Months with least sunshine are January, November and December (Average sunshine: 3).

Average UV index in December - Città di San Marino, San Marino
  • Average UV index in December: 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).