January weather forecast
Grotte di Castro, Italy

January

Weather in January

January, the same as December, in Grotte di Castro, Italy, is a frosty winter month, with an average temperature fluctuating between 2.2°C (36°F) and 8.7°C (47.7°F).

Temperature

January, with an average high of 8.7°C (47.7°F) and a low of 2.2°C (36°F), signifies the coldest month of the year.

Humidity

In Grotte di Castro, the average relative humidity in January is 83%.

Rainfall

In January, the rain falls for 11 days. Throughout January, 47mm (1.85") of precipitation is accumulated. Throughout the year, there are 140.1 rainfall days, and 556mm (21.89") of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 3 days and typically aggregates up to 104mm (4.09") of snow.

Daylight

The average length of the day in January in Grotte di Castro is 9h and 28min.
On the first day of the month, sunrise is at 07:42 and sunset at 16:49. On the last day of January, in Grotte di Castro, Italy, sunrise is at 07:28 and sunset at 17:23 CET.

Sunshine

January has the least sunshine of the year in Grotte di Castro, with an average of 5.3h of sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 2 in January translates into these instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

What part of the year is the coldest in Grotte di Castro?
Temperature readings in Grotte di Castro reach their annual highs in January, averaging 8.7°C (47.7°F) and a minimum average of 2.2°C (36°F).
What are January temperatures in Grotte di Castro?
The average high-temperature and low-temperature during January are 8.7°C (47.7°F) and 2.2°C (36°F) respectively.
What is the average humidity in January in Grotte di Castro?
The average relative humidity in January in Grotte di Castro, Italy, is 83%.
How much does it rain in Grotte di Castro in January?
In January, in Grotte di Castro, Italy, the rain falls for 11 days. Throughout January, 47mm (1.85") of precipitation is accumulated.
When does it snow the most in Grotte di Castro?
The month with the most snowfall in Grotte di Castro is January, when snow falls for 3 days and typically aggregates up to 104mm (4.09") of snow.
How many days does it snow in January in Grotte di Castro?
In January, in Grotte di Castro, it is snowing for 3 days. Throughout January, 104mm (4.09") of snow is accumulated.
How many hours of daylight does Grotte di Castro have in January?
The average day length in January in Grotte di Castro, Italy, is 9h and 28min.
When is the sunrise / sunset in January in Grotte di Castro?
On the first day of January in Grotte di Castro, sunrise is at 07:42 and sunset at 16:49. On the last day of the month, sunrise is at 07:28 and sunset at 17:23 CET.
What is the month with the least sunshine in Grotte di Castro?
The month with the least sunshine is January, with an average of 5.3h of sunshine.
How long on average sun shines in January in Grotte di Castro?
In January, the average sunshine duration is 5.3h.
What are the months with the lowest UV index in Grotte di Castro?
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Grotte di Castro.
What is the UV index reading in January in Grotte di Castro?
The average daily maximum UV index in January in Grotte di Castro, Italy, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January - Grotte di Castro, Italy
Average temperature in January
Grotte di Castro, Italy
  • Average high temperature in January: 8.7°C

The warmest month (with the highest average high temperature) is August (30.3°C).
The month with the lowest average high temperature is January (8.7°C).

  • Average low temperature in January: 2.2°C

The month with the highest average low temperature is August (17.2°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).

Average pressure in January - Grotte di Castro, Italy
Average pressure in January
Grotte di Castro, Italy
  • Average pressure in January: 1016.3mbar

The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is July (1013.7mbar).

Average wind speed in January - Grotte di Castro, Italy
Average wind speed in January
Grotte di Castro, Italy
  • Average wind speed in January: 10.7km/h

The windiest month (with the highest average wind speed) is February (12.4km/h).
The calmest month (with the lowest average wind speed) is July (7.7km/h).

Average humidity in January - Grotte di Castro, Italy
Average humidity in January
Grotte di Castro, Italy
  • Average humidity in January: 83%

The month with the highest relative humidity is November (85%).
The month with the lowest relative humidity is August (61%).

Average rainfall in January - Grotte di Castro, Italy
Average rainfall in January
Grotte di Castro, Italy
  • Average rainfall in January: 47mm

The wettest month (with the highest rainfall) is November (86mm).
The driest month (with the least rainfall) is July (29mm).

Average rainfall days in January - Grotte di Castro, Italy
Average rainfall days in January
Grotte di Castro, Italy
  • Average rainfall days in January: 11 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is August (7.7 days).

Average snowfall in January - Grotte di Castro, Italy
Average snowfall in January
Grotte di Castro, Italy
  • Average snowfall in January: 104mm

The month with the highest snowfall is January (104mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in January - Grotte di Castro, Italy
Average snowfall days in January
Grotte di Castro, Italy
  • Average snowfall days in January: 3 days

The month with the highest number of snowfall days is February (3.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January / Average sunshine in January - Grotte di Castro, Italy
Average daylight in January /
Average sunshine in January
Grotte di Castro, Italy
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 5h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

Average sunshine days in January - Grotte di Castro, Italy
Average sunshine days in January
Grotte di Castro, Italy
  • Average sunshine days in January: 15.8 days

The month with the most sunshine days is August (22.1 days).
The month with the least sunshine days is April (12.4 days).

Average UV index in January - Grotte di Castro, Italy
Average UV index in January
Grotte di Castro, Italy
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in January - Grotte di Castro, Italy
Average cloud cover in January
Grotte di Castro, Italy
  • Average cloud cover in January: 45

The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 12).

Average visibility in January - Grotte di Castro, Italy
Average visibility in January
Grotte di Castro, Italy
  • Average visibility in January: 9km

The months with the highest visibility are July and August (10km).
The month with the lowest visibility is November (8km).

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