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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 daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, like December, in Los Cerros de San Juan, Uruguay, is another warm summer month, with temperature in the range of an average low of 21.3°C (70.3°F) and an average high of 27.2°C (81°F). The warmest period tends to be January, when average temperatures fluctuate between a high of 27.2°C (81°F) and a low of 21.3°C (70.3°F). The heat index value during January is computed to be 29°C (84.2°F). Weather in January »
Weather in February
The last month of the summer, February, is another warm month in Los Cerros de San Juan, Uruguay, with an average temperature varying between 21.2°C (70.2°F) and 26.2°C (79.2°F). As January turns into February, the average high-temperatures rest at a still moderately hot 26.2°C (79.2°F), showing a minor variation from the prior month. Weather in February »
Weather in March
The first month of the autumn, March, is also a moderately hot month in Los Cerros de San Juan, Uruguay, with temperature in the range of an average low of 19.1°C (66.4°F) and an average high of 23.7°C (74.7°F). The ushering in of March brings an average high-temperature of a still warm 23.7°C (74.7°F), closely mirroring the 26.2°C (79.2°F) of February. Weather in March »
Weather in April
April, the same as March, in Los Cerros de San Juan, Uruguay, is an agreeable autumn month, with temperature in the range of an average high of 20.9°C (69.6°F) and an average low of 16.7°C (62.1°F). Los Cerros de San Juan, Uruguay, experiences an average high-temperature of an agreeable 20.9°C (69.6°F) in April, subtly different from March's 23.7°C (74.7°F). Weather in April »
Weather in May
The last month of the autumn, May, is another refreshing month in Los Cerros de San Juan, Uruguay, with an average temperature ranging between max 17.6°C (63.7°F) and min 13.9°C (57°F). With the commencement of May, Los Cerros de San Juan records a moderate temperature decline, with the average high easing from April's agreeable 20.9°C (69.6°F) to an enjoyable 17.6°C (63.7°F). Weather in May »
Weather in June
June, the first month of the winter in Los Cerros de San Juan, is still a mild month, with an average temperature fluctuating between 11°C (51.8°F) and 14.5°C (58.1°F). In June, the meteorological conditions change slightly, with the average high-temperature moving from an enjoyable 17.6°C (63.7°F) in May to a still refreshing 14.5°C (58.1°F). Weather in June »
Weather in July
July, the same as June, in Los Cerros de San Juan, Uruguay, is another mild winter month, with an average temperature varying between 13.1°C (55.6°F) and 9.6°C (49.3°F). The month of July, characterized by an average high of 13.1°C (55.6°F) and a low of 9.6°C (49.3°F), is recognized as the coldest. Weather in July »
Weather in August
The last month of the winter, August, is also a moderate month in Los Cerros de San Juan, Uruguay, with an average temperature fluctuating between 14.4°C (57.9°F) and 10.4°C (50.7°F). The initiation of August sees an average high-temperature of a still refreshing 14.4°C (57.9°F), showing minor variations from the previous month. Weather in August »
Weather in September
September, the first month of the spring in Los Cerros de San Juan, is still a mild month, with an average temperature varying between 15.9°C (60.6°F) and 11.5°C (52.7°F). The commencement of September notes an average high-temperature of a still moderate 15.9°C (60.6°F), exhibiting little difference from the previous month. Weather in September »
Weather in October
October in Los Cerros de San Juan, Uruguay, is an enjoyable spring month, with an average temperature fluctuating between 18.6°C (65.5°F) and 13.7°C (56.7°F). Los Cerros de San Juan's October reports an average high-temperature of a still refreshing 18.6°C (65.5°F), exhibiting a minor difference from September. Weather in October »
Weather in November
The last month of the spring, November, is an agreeable month in Los Cerros de San Juan, Uruguay, with an average temperature varying between 16.5°C (61.7°F) and 22°C (71.6°F). Los Cerros de San Juan perceives a slight temperature ascent during November, with average high-temperatures adjusting from an enjoyable 18.6°C (65.5°F) in October to an agreeable 22°C (71.6°F). Weather in November »
Weather in December
The first month of the summer, December, is a moderately hot month in Los Cerros de San Juan, Uruguay, with an average temperature varying between 19.4°C (66.9°F) and 25.3°C (77.5°F). Los Cerros de San Juan's December weather indicates a minor ascent in high-temperatures, adjusting from a pleasant 22°C (71.6°F) in November to a warm 25.3°C (77.5°F). Weather in December »
Updated: Jun 4, 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 part of the year is the hottest?
In Los Cerros de San Juan, January registers the highest temperatures, averaging 27.2°C (81°F) at the peak and 21.3°C (70.3°F) at the lowest.
What is the least humid month?
The least humid month is January, with an average relative humidity of 66%.
How many days does it rain?
In Los Cerros de San Juan, during the entire year, the rain falls for 114.7 days and collects up to 678mm (26.69") of precipitation.
When is the highest UV index?
The months with the highest UV index are January through March, November and December, with an average maximum UV index of 6.
What is the driest month?
May is the month with the least rainfall. Rain falls for 8.6 days and accumulates 43mm (1.69") of precipitation.
What is the month with the shortest days?
With an average of 9h and 54min of daylight, June has the shortest days of the year.
What is the month with the least sunshine in Los Cerros de San Juan?
With an average of 6h of sunshine, June has the least sunshine of the year.
What part of the year is the coldest?
In Los Cerros de San Juan, July is the coldest month, with temperatures averaging a high of 13.1°C (55.6°F) and a low of 9.6°C (49.3°F).
When is the lowest UV index?
July is the month with the lowest UV index, with an average maximum UV index of 3.
What is the most humid month?
September is the most humid month, with an average relative humidity of 78%.
What is the wettest month?
The month with the most rainfall is November, when the rain falls for 10.3 days and typically aggregates up to 69mm (2.72") of precipitation.
When are the longest days?
December has the longest days of the year, with an average of 14h and 24min of daylight.
Is there Daylight Saving Time (DST) in Los Cerros de San Juan?
Los Cerros de San Juan does not utilize Daylight Saving Time (DST). -03 timezone is used throughout the entire year.
What month has the most sunshine in Los Cerros de San Juan?
The month with the most sunshine is December, with an average of 11.1h of sunshine.
Average temperature
Los Cerros de San Juan, Uruguay
The warmest month (with the highest average high temperature) is January (27.2°C).
The month with the lowest average high temperature is July (13.1°C).
The month with the highest average low temperature is January (21.3°C).
The coldest month (with the lowest average low temperature) is July (9.6°C).
Average pressure
Los Cerros de San Juan, Uruguay
- Average pressure in January:
1011.9mbar - Average pressure in February:
1012.5mbar - Average pressure in March:
1014.8mbar - Average pressure in April:
1016.6mbar - Average pressure in May:
1017.8mbar - Average pressure in June:
1018mbar
- Average pressure in July:
1019.1mbar - Average pressure in August:
1018.6mbar - Average pressure in September:
1017.9mbar - Average pressure in October:
1015.6mbar - Average pressure in November:
1013.1mbar - Average pressure in December:
1011.1mbar
The month with the highest atmospheric pressure is July (1019.1mbar).
The month with the lowest atmospheric pressure is December (1011.1mbar).
Average wind speed
Los Cerros de San Juan, Uruguay
- Average wind speed in January:
19.1km/h - Average wind speed in February:
18.8km/h - Average wind speed in March:
18.7km/h - Average wind speed in April:
19.1km/h - Average wind speed in May:
19.4km/h - Average wind speed in June:
20.7km/h
- Average wind speed in July:
20.7km/h - Average wind speed in August:
20.1km/h - Average wind speed in September:
21.1km/h - Average wind speed in October:
20.1km/h - Average wind speed in November:
19.3km/h - Average wind speed in December:
18.1km/h
The windiest month (with the highest average wind speed) is September (21.1km/h).
The calmest month (with the lowest average wind speed) is December (18.1km/h).
Average humidity
Los Cerros de San Juan, Uruguay
The month with the highest relative humidity is September (78%).
The month with the lowest relative humidity is January (66%).
Average rainfall
Los Cerros de San Juan, Uruguay
The wettest month (with the highest rainfall) is November (69mm).
The driest month (with the least rainfall) is May (43mm).
Average rainfall days
Los Cerros de San Juan, Uruguay
- Average rainfall days in January:
9.1 days - Average rainfall days in February:
10.3 days - Average rainfall days in March:
11 days - Average rainfall days in April:
9.6 days - Average rainfall days in May:
8.6 days - Average rainfall days in June:
8.2 days
- Average rainfall days in July:
9.5 days - Average rainfall days in August:
8.3 days - Average rainfall days in September:
9 days - Average rainfall days in October:
10.8 days - Average rainfall days in November:
10.3 days - Average rainfall days in December:
10 days
The month with the highest number of rainy days is March (11 days).
The month with the least rainy days is June (8.2 days).
Average daylight / Average sunshine
Los Cerros de San Juan, Uruguay
- Average daylight in January:
14h and 1min - Average daylight in February:
13h and 2min - Average daylight in March:
12h and 2min - Average daylight in April:
11h and 1min - Average daylight in May:
10h and 2min - Average daylight in June:
9h and 5min
- Average daylight in July:
10h and 1min - Average daylight in August:
10h and 5min - Average daylight in September:
11h and 5min - Average daylight in October:
13h and 0min - Average daylight in November:
13h and 5min - Average daylight in December:
14h and 2min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
- Average sunshine in January:
10h and 4min - Average sunshine in February:
9h and 0min - Average sunshine in March:
8h and 5min - Average sunshine in April:
8h and 2min - Average sunshine in May:
6h and 4min - Average sunshine in June:
6h and 0min
- Average sunshine in July:
6h and 2min - Average sunshine in August:
7h and 5min - Average sunshine in September:
7h and 4min - Average sunshine in October:
8h and 2min - Average sunshine in November:
10h and 2min - Average sunshine in December:
11h and 1min
The month with the most sunshine is December (Average sunshine: 11h and 6min).
The month with the least sunshine is June (Average sunshine: 6h and 0min).
Average sunshine days
Los Cerros de San Juan, Uruguay
- Average sunshine days in January:
20.3 days - Average sunshine days in February:
16.6 days - Average sunshine days in March:
19.1 days - Average sunshine days in April:
19.3 days - Average sunshine days in May:
20.2 days - Average sunshine days in June:
20.3 days
- Average sunshine days in July:
20.3 days - Average sunshine days in August:
21.3 days - Average sunshine days in September:
19.4 days - Average sunshine days in October:
17.8 days - Average sunshine days in November:
17.9 days - Average sunshine days in December:
19.2 days
The month with the most sunshine days is August (21.3 days).
The month with the least sunshine days is February (16.6 days).
Average UV index
Los Cerros de San Juan, Uruguay
The months with the highest UV index are January, February, March, November and December (UV index 6).
The month with the lowest UV index is July (UV index 3).
Average cloud cover
Los Cerros de San Juan, Uruguay
The month with the most cloud cover is July (Cloud cover 38).
The month with the least cloud cover is January (Cloud cover 17).
Average visibility
Los Cerros de San Juan, Uruguay
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).
