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 in January
- Average snowfall days 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
Weather in January
Temperature
January, on average, is the coldest month, registering a high temperature of 9.9°C (49.8°F) and a low of 2.6°C (36.7°F).Humidity
In Giuliano di Roma, the average relative humidity in January is 80%.Rainfall
In Giuliano di Roma, during January, the rain falls for 13.9 days and regularly aggregates up to 42mm (1.65") of precipitation. Throughout the year, there are 150.3 rainfall days, and 564mm (22.2") of precipitation is accumulated.Snowfall
January, March through November are months without snowfall in Giuliano di Roma.Daylight
In January, the average length of the day is 9h and 34min.On the first day of the month, sunrise is at 07:33 and sunset at 16:47. On the last day of January, in Giuliano di Roma, Italy, sunrise is at 07:19 and sunset at 17:20 CET.
Sunshine
January has the least sunshine of the year, with an average of 5.8h of sunshine.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Giuliano di Roma. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 2 during January leads to these advisories:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Around midday, solar radiation is most harmful; hence, exposure should be limited. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What is the coldest month in Giuliano di Roma?
What are the temperatures in Giuliano di Roma in January?
What is the average humidity in January in Giuliano di Roma?
How much does it rain in Giuliano di Roma in January?
When it does not snow in Giuliano di Roma?
Does it snow in Giuliano di Roma in January?
What is the average length of the day in January in Giuliano di Roma?
What time are sunrise and sunset in January in Giuliano di Roma?
What is the month with the least sunshine in Giuliano di Roma?
How long on average sun shines in January in Giuliano di Roma?
What are the months with the lowest UV index in Giuliano di Roma?
What is the UV index reading in January in Giuliano di Roma?
Average temperature in January
Giuliano di Roma, Italy
- Average high temperature in January: 9.9°C
The warmest month (with the highest average high temperature) is August (30.4°C).
The month with the lowest average high temperature is January (9.9°C).
- Average low temperature in January: 2.6°C
The month with the highest average low temperature is August (17.2°C).
The coldest months (with the lowest average low temperature) are January and February (2.6°C).
Average pressure in January
Giuliano di Roma, 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 (1014mbar).
Average wind speed in January
Giuliano di Roma, Italy
- Average wind speed in January: 8.2km/h
The windiest month (with the highest average wind speed) is February (9km/h).
The calmest months (with the lowest average wind speed) are June and August (6.6km/h).
Average humidity in January
Giuliano di Roma, Italy
- Average humidity in January: 80%
The month with the highest relative humidity is November (81%).
The month with the lowest relative humidity is August (59%).
Average rainfall in January
Giuliano di Roma, Italy
- Average rainfall in January: 42mm
The wettest month (with the highest rainfall) is November (110mm).
The driest month (with the least rainfall) is August (19mm).
Average rainfall days in January
Giuliano di Roma, Italy
- Average rainfall days in January: 13.9 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is August (8.6 days).
Average snowfall in January
Giuliano di Roma, Italy
- Average snowfall in January: 0mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in January
Giuliano di Roma, Italy
- Average snowfall days in January: 0 days
The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are January, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Giuliano di Roma, 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 12min).
- Average sunshine in January: 5h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in January
Giuliano di Roma, Italy
- Average sunshine days in January: 15 days
The month with the most sunshine days is August (18.5 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in January
Giuliano di Roma, Italy
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in January
Giuliano di Roma, 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 11).
Average visibility in January
Giuliano di Roma, Italy
- Average visibility in January: 9km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).
Giuliano di Roma, Italy
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