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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- 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
Climate and monthly weather forecast
Weather in January
January, the same as December, is another fresh winter month in Colleferro, Italy, with an average temperature varying between 5.2°C (41.4°F) and 11°C (51.8°F). Colleferro witnesses the coldest weather in January, with temperatures averaging a high of 11°C (51.8°F) and a low of 5.2°C (41.4°F). Weather in January »
Weather in February
February, the last month of the winter in Colleferro, is another cool month, with an average temperature ranging between max 11.5°C (52.7°F) and min 5.3°C (41.5°F). The onset of February brings an average high-temperature of a still cool 11.5°C (52.7°F), nearly matching the January temperature. Weather in February »
Weather in March
March, the first month of the spring in Colleferro, is a moderate month, with temperature in the range of an average high of 14.4°C (57.9°F) and an average low of 7.3°C (45.1°F). The weather during March records an average high-temperature of a refreshing 14.4°C (57.9°F), closely mirroring the preceding month. Weather in March »
Weather in April
April in Colleferro, Italy, is a comfortable spring month, with an average temperature varying between 9.8°C (49.6°F) and 17.8°C (64°F). Colleferro's transition into April is noticed by a slight rise in the average high-temperature, advancing from a moderate 14.4°C (57.9°F) in March to an enjoyable 17.8°C (64°F). Weather in April »
Weather in May
May, the last month of the spring in Colleferro, is a pleasant month, with an average temperature fluctuating between 21°C (69.8°F) and 12.3°C (54.1°F). Colleferro observes a slight ascent in average high-temperatures during May, adjusting from an enjoyable 17.8°C (64°F) in April to a pleasant 21°C (69.8°F). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Colleferro, Italy, with an average temperature ranging between min 16.3°C (61.3°F) and max 25.8°C (78.4°F). June's onset is marked by a subtle temperature increase, moving from an agreeable 21°C (69.8°F) in May to a warm 25.8°C (78.4°F). Weather in June »
Weather in July
July, like June, in Colleferro, Italy, is another warm summer month, with an average temperature fluctuating between 19.5°C (67.1°F) and 29.3°C (84.7°F). As June transitions into July, Colleferro notices a gentle rise in the average high-temperature, transitioning from 25.8°C (78.4°F) to a still moderately hot 29.3°C (84.7°F). Weather in July »
Weather in August
The last month of the summer, August, is a hot month in Colleferro, Italy, with an average temperature ranging between max 30°C (86°F) and min 20.3°C (68.5°F). August, with average temperatures reaching a high of 30°C (86°F) and a low of 20.3°C (68.5°F), is the warmest month. In August, the heat index is appraised at a tropical 33°C (91.4°F). Weather in August »
Weather in September
September, the first month of the autumn in Colleferro, is also a moderately hot month, with an average temperature ranging between min 17°C (62.6°F) and max 25.1°C (77.2°F). September brings a slight decrease in the average high-temperature, shifting from a hot 30°C (86°F) in August to a warm 25.1°C (77.2°F). Weather in September »
Weather in October
October, like September, is an agreeable autumn month in Colleferro, Italy, with an average temperature varying between 21.2°C (70.2°F) and 14°C (57.2°F). With the arrival of October, Colleferro experiences a modest decline in average high-temperatures, transitioning from a moderately hot 25.1°C (77.2°F) in September to an agreeable 21.2°C (70.2°F). Weather in October »
Weather in November
November, the last month of the autumn in Colleferro, is also an enjoyable month, with an average temperature varying between 10.1°C (50.2°F) and 16.2°C (61.2°F). Colleferro's weather in November involves a decrease in the average high-temperature, moving down from October's agreeable 21.2°C (70.2°F) to an enjoyable 16.2°C (61.2°F). Weather in November »
Weather in December
The first month of the winter, December, is still a cool month in Colleferro, Italy, with an average temperature fluctuating between 12.2°C (54°F) and 6.3°C (43.3°F). With the commencement of December, Colleferro records a moderate temperature decline, with the average high easing from November's comfortable 16.2°C (61.2°F) to a fresh 12.2°C (54°F). Weather in December »
Updated: Jan 29, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Colleferro?
With average temperatures fluctuating between a high of 11°C (51.8°F) and a low of 5.2°C (41.4°F), January stands out as the coldest month.
How many days does it rain in Colleferro?
Throughout the year, in Colleferro, Italy, there are 147.5 rainfall days, and 643mm (25.31") of precipitation is accumulated.
When it does not snow in Colleferro?
January, March through November are months without snowfall in Colleferro.
How much does it snow in Colleferro?
Throughout the year, in Colleferro, Italy, there are 1.1 snowfall days, and 22mm (0.87") of snow is accumulated.
What is the month with the least sunshine in Colleferro?
With an average of 5.9h of sunshine, January has the least sunshine of the year in Colleferro.
What is the month with the lowest UV index in Colleferro?
The months with the lowest UV index in Colleferro are January, February, November and December, with an average maximum UV index of 3.
When does it snow in Colleferro?
Months with snowfall are February and December.
When does it snow the most in Colleferro?
February is the month with the most snowfall. Snow falls for 0.8 days and accumulates 19mm (0.75") of snow.
When are the longest days in Colleferro?
June has the longest days of the year in Colleferro, Italy, with an average of 15h and 12min of daylight.
What are the months with the most sunshine in Colleferro?
The months with the most sunshine in Colleferro, Italy, are July and August, with an average of 11.9h of sunshine.
What is the month with the highest UV index in Colleferro?
The month with the highest UV index is July, with an average maximum UV index of 7.
What are the warmest months in Colleferro?
The warmest temperatures occur during August, when averages reach a peak of 30°C (86°F) and a low of 20.3°C (68.5°F).
What is the least humid month in Colleferro?
With an average relative humidity of 59%, August is the least humid month.
What is the driest month in Colleferro?
August is the month with the least rainfall. Rain falls for 6.5 days and accumulates 19mm (0.75") of precipitation.
When is Daylight Saving Time (DST) in Colleferro?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the most humid month in Colleferro?
The most humid month in Colleferro is November, with an average relative humidity of 77%.
What is the wettest month in Colleferro?
November is the month with the most rainfall. Rain falls for 15.3 days and accumulates 119mm (4.69") of precipitation.
What is the month with the shortest days in Colleferro?
December has the shortest days of the year in Colleferro, with an average of 9h and 12min of daylight.
Average temperature
Colleferro, Italy
The warmest month (with the highest average high temperature) is August (30°C).
The month with the lowest average high temperature is January (11°C).
The month with the highest average low temperature is August (20.3°C).
The coldest month (with the lowest average low temperature) is January (5.2°C).
Average pressure
Colleferro, Italy
- Average pressure in January:
1016.2mbar - Average pressure in February:
1014.3mbar - Average pressure in March:
1014.5mbar - Average pressure in April:
1014mbar - Average pressure in May:
1014.4mbar - Average pressure in June:
1014.6mbar
- Average pressure in July:
1014.3mbar - Average pressure in August:
1014.8mbar - Average pressure in September:
1015.7mbar - Average pressure in October:
1016.3mbar - Average pressure in November:
1014.5mbar - Average pressure in December:
1018.6mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is April (1014mbar).
Average wind speed
Colleferro, Italy
- Average wind speed in January:
10.8km/h - Average wind speed in February:
11.9km/h - Average wind speed in March:
11km/h - Average wind speed in April:
9.6km/h - Average wind speed in May:
9.3km/h - Average wind speed in June:
8.9km/h
- Average wind speed in July:
8.6km/h - Average wind speed in August:
8.3km/h - Average wind speed in September:
8.6km/h - Average wind speed in October:
9.3km/h - Average wind speed in November:
10.6km/h - Average wind speed in December:
10.6km/h
The windiest month (with the highest average wind speed) is February (11.9km/h).
The calmest month (with the lowest average wind speed) is August (8.3km/h).
Average humidity
Colleferro, Italy
The month with the highest relative humidity is November (77%).
The month with the lowest relative humidity is August (59%).
Average rainfall
Colleferro, Italy
The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is August (19mm).
Average rainfall days
Colleferro, Italy
- Average rainfall days in January:
12.8 days - Average rainfall days in February:
12.9 days - Average rainfall days in March:
15.1 days - Average rainfall days in April:
15 days - Average rainfall days in May:
14.5 days - Average rainfall days in June:
10.2 days
- Average rainfall days in July:
7.7 days - Average rainfall days in August:
6.5 days - Average rainfall days in September:
13.1 days - Average rainfall days in October:
12.2 days - Average rainfall days in November:
15.3 days - Average rainfall days in December:
12.2 days
The month with the highest number of rainy days is November (15.3 days).
The month with the least rainy days is August (6.5 days).
Average snowfall
Colleferro, Italy
The month with the highest snowfall is February (19mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days
Colleferro, Italy
- Average snowfall days in January:
0.1 days - Average snowfall days in February:
0.8 days - Average snowfall days in March:
0 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0.2 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight / Average sunshine
Colleferro, Italy
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
5h and 5min - Average sunshine in February:
6h and 1min - Average sunshine in March:
8h and 2min - Average sunshine in April:
10h and 3min - Average sunshine in May:
10h and 5min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
11h and 5min - Average sunshine in September:
10h and 5min - Average sunshine in October:
6h and 5min - Average sunshine in November:
6h and 1min - Average sunshine in December:
6h and 1min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).
Average sunshine days
Colleferro, Italy
- Average sunshine days in January:
15.9 days - Average sunshine days in February:
13.2 days - Average sunshine days in March:
14.3 days - Average sunshine days in April:
12.5 days - Average sunshine days in May:
14.3 days - Average sunshine days in June:
16.3 days
- Average sunshine days in July:
20.4 days - Average sunshine days in August:
21.5 days - Average sunshine days in September:
14.3 days - Average sunshine days in October:
16 days - Average sunshine days in November:
13.4 days - Average sunshine days in December:
17.4 days
The month with the most sunshine days is August (21.5 days).
The month with the least sunshine days is April (12.5 days).
Average UV index
Colleferro, Italy
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover
Colleferro, Italy
The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility
Colleferro, Italy
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
