Climate and monthly weather forecastSan Isidro, Argentina
Climate and monthly weather forecast
Weather in January
January is a hot summer month in San Isidro, Argentina, with an average temperature fluctuating between 20.5°C (68.9°F) and 30°C (86°F). January is San Isidro's warmest month, registering average high temperatures of 30°C (86°F) and lows of 20.5°C (68.9°F). For January, the heat index is computed to be a hot 32°C (89.6°F). Weather in January »Weather in February
February, the last month of the summer in San Isidro, is also a moderately hot month, with an average temperature ranging between min 20.4°C (68.7°F) and max 28.8°C (83.8°F). The advent of February signifies a minor shift to an average high-temperature of a moderately hot 28.8°C (83.8°F), aligning closely with January. Weather in February »Weather in March
The first month of the autumn, March, is also a moderately hot month in San Isidro, Argentina, with an average temperature fluctuating between 17.7°C (63.9°F) and 25.8°C (78.4°F). With March's onset, the weather reveals a slight temperature decrease, transitioning from a warm 28.8°C (83.8°F) in February to a still moderately hot 25.8°C (78.4°F). Weather in March »Weather in April
April, the same as March, in San Isidro, Argentina, is an agreeable autumn month, with an average temperature ranging between max 22.3°C (72.1°F) and min 15.2°C (59.4°F). As March makes way for April, San Isidro's average high-temperature eases from a moderately hot 25.8°C (78.4°F) to a pleasant 22.3°C (72.1°F). Weather in April »Weather in May
The last month of the autumn, May, is also an enjoyable month in San Isidro, Argentina, with temperature in the range of an average high of 18.5°C (65.3°F) and an average low of 12.7°C (54.9°F). The beginning of May brings a slight decrease in the average high-temperature, transitioning from a pleasant 22.3°C (72.1°F) in April to a refreshing 18.5°C (65.3°F). Weather in May »Weather in June
The first month of the winter, June, is also a moderate month in San Isidro, Argentina, with temperature in the range of an average low of 9.4°C (48.9°F) and an average high of 14.9°C (58.8°F). June sees a slight reduction in average high-temperature, with a shift from an enjoyable 18.5°C (65.3°F) in May to a mild 14.9°C (58.8°F). Weather in June »Weather in July
July, the same as June, in San Isidro, Argentina, is another refreshing winter month, with an average temperature fluctuating between 14°C (57.2°F) and 8.4°C (47.1°F). The coldest month is July, with an average high-temperature of 14°C (57.2°F) and an average low-temperature of 8.4°C (47.1°F). Weather in July »Weather in August
August, the last month of the winter in San Isidro, is an enjoyable month, with an average temperature ranging between min 9.8°C (49.6°F) and max 16.2°C (61.2°F). Transitioning from July to August, San Isidro observes an average high-temperature of an enjoyable 16.2°C (61.2°F), differing subtly from the previous month. Weather in August »Weather in September
The first month of the spring, September, is still a comfortable month in San Isidro, Argentina, with an average temperature ranging between min 10.7°C (51.3°F) and max 17.8°C (64°F). San Isidro's weather in September displays an average high-temperature of a still refreshing 17.8°C (64°F), showing minor disparity from August's 16.2°C (61.2°F). Weather in September »Weather in October
October is an agreeable spring month in San Isidro, Argentina, with an average temperature varying between 12.7°C (54.9°F) and 20.9°C (69.6°F). San Isidro perceives a slight temperature ascent during October, with average high-temperatures adjusting from a refreshing 17.8°C (64°F) in September to an agreeable 20.9°C (69.6°F). Weather in October »Weather in November
The last month of the spring, November, is a warm month in San Isidro, Argentina, with an average temperature fluctuating between 15.6°C (60.1°F) and 24.6°C (76.3°F). San Isidro, Argentina, in November denotes a subtle temperature transition, adjusting from an average high of an agreeable 20.9°C (69.6°F) in October to a moderately hot 24.6°C (76.3°F). Weather in November »Weather in December
December, the first month of the summer in San Isidro, is still a warm month, with temperature in the range of an average low of 18.5°C (65.3°F) and an average high of 28.4°C (83.1°F). With the onset of December, San Isidro observes a minor temperature ascent, with the average high-temperature adjusting from November's moderately hot 24.6°C (76.3°F) to a still warm 28.4°C (83.1°F). Weather in December »Updated: Jan 25, 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
January is the month when San Isidro's temperatures reach their peak, with averages of 30°C (86°F) and lows of 20.5°C (68.9°F).
With an average relative humidity of 58%, January is the least humid month in San Isidro, Argentina.
Throughout the year, there are 100 rainfall days, and 474mm (18.66") of precipitation is accumulated.
January through June, August through December are months without snowfall in San Isidro.
Throughout the year, in San Isidro, there are 0.1 snowfall days.
The months with the highest UV index in San Isidro are January through March, November and December, with an average maximum UV index of 6.
May and July, with an average relative humidity of 75%, are most humid months.
With an average of 9h and 54min of daylight, June has the shortest days of the year in San Isidro.
With an average of 5.8h of sunshine, June has the least sunshine of the year in San Isidro.
July, with its average high-temperature of 14°C (57.2°F) and an average low-temperature of 8.4°C (47.1°F), holds the record as the coldest month.
July is the only month when snow falls in San Isidro.
The month with the most snowfall days in San Isidro is July, when snow falls for 0.1 days.
With an average maximum UV index of 3, July is the month with the lowest UV index in San Isidro, Argentina.
September is the month with the least rainfall. Rain falls for 7.9 days and accumulates 29mm (1.14") of precipitation.
November is the month with the most rainfall. Rain falls for 9.2 days and accumulates 58mm (2.28") of precipitation.
With an average of 14h and 24min of daylight, December has the longest days of the year in San Isidro.
San Isidro does not utilize Daylight Saving Time (DST). -03 timezone is used throughout the entire year.
December has the most sunshine of the year in San Isidro, Argentina, with an average of 11.1h of sunshine.
Average temperature
San Isidro, Argentina
The warmest month (with the highest average high temperature) is January (30°C).
The month with the lowest average high temperature is July (14°C).
The month with the highest average low temperature is January (20.5°C).
The coldest month (with the lowest average low temperature) is July (8.4°C).
Average pressure
San Isidro, Argentina
- Average pressure in January:
1011.8mbar - Average pressure in February:
1012.4mbar - Average pressure in March:
1014.7mbar - Average pressure in April:
1016.6mbar - Average pressure in May:
1017.9mbar - Average pressure in June:
1018.2mbar
- Average pressure in July:
1019.2mbar - Average pressure in August:
1018.7mbar - Average pressure in September:
1017.9mbar - Average pressure in October:
1015.6mbar - Average pressure in November:
1013mbar - Average pressure in December:
1011mbar
The month with the highest atmospheric pressure is July (1019.2mbar).
The month with the lowest atmospheric pressure is December (1011mbar).
Average wind speed
San Isidro, Argentina
- Average wind speed in January:
14.7km/h - Average wind speed in February:
14.2km/h - Average wind speed in March:
14km/h - Average wind speed in April:
14.4km/h - Average wind speed in May:
14.4km/h - Average wind speed in June:
15.4km/h
- Average wind speed in July:
15.5km/h - Average wind speed in August:
15.5km/h - Average wind speed in September:
16.6km/h - Average wind speed in October:
15.8km/h - Average wind speed in November:
15.1km/h - Average wind speed in December:
14km/h
The windiest month (with the highest average wind speed) is September (16.6km/h).
The calmest months (with the lowest average wind speed) are March and December (14km/h).
Average humidity
San Isidro, Argentina
The months with the highest relative humidity are May and July (75%).
The month with the lowest relative humidity is January (58%).
Average rainfall
San Isidro, Argentina
The wettest month (with the highest rainfall) is November (58mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days
San Isidro, Argentina
- Average rainfall days in January:
7 days - Average rainfall days in February:
9.1 days - Average rainfall days in March:
8.8 days - Average rainfall days in April:
8.8 days - Average rainfall days in May:
7.4 days - Average rainfall days in June:
7.4 days
- Average rainfall days in July:
9.3 days - Average rainfall days in August:
6.9 days - Average rainfall days in September:
7.9 days - Average rainfall days in October:
9.6 days - Average rainfall days in November:
9.2 days - Average rainfall days in December:
8.6 days
The month with the highest number of rainy days is October (9.6 days).
The month with the least rainy days is August (6.9 days).
Average snowfall days
San Isidro, Argentina
- Average snowfall days in January:
0 days - Average snowfall days in February:
0 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:
0.1 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 days
The month with the highest number of snowfall days is July (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, August, September, October, November and December (0 days).
Average daylight / Average sunshine
San Isidro, Argentina
- Average daylight in January:
14h and 6min - Average daylight in February:
13h and 18min - Average daylight in March:
12h and 18min - Average daylight in April:
11h and 12min - Average daylight in May:
10h and 18min - Average daylight in June:
9h and 54min
- Average daylight in July:
10h and 6min - Average daylight in August:
10h and 54min - Average daylight in September:
11h and 54min - Average daylight in October:
13h and 0min - Average daylight in November:
13h and 54min - Average daylight in December:
14h and 24min
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 30min - Average sunshine in February:
9h and 6min - Average sunshine in March:
8h and 54min - Average sunshine in April:
8h and 12min - Average sunshine in May:
6h and 48min - Average sunshine in June:
5h and 48min
- Average sunshine in July:
6h and 36min - Average sunshine in August:
7h and 48min - Average sunshine in September:
7h and 42min - Average sunshine in October:
8h and 12min - Average sunshine in November:
10h and 24min - Average sunshine in December:
11h and 6min
The month with the most sunshine is December (Average sunshine: 11h and 6min).
The month with the least sunshine is June (Average sunshine: 5h and 48min).
Average sunshine days
San Isidro, Argentina
- Average sunshine days in January:
22.1 days - Average sunshine days in February:
18.6 days - Average sunshine days in March:
20.8 days - Average sunshine days in April:
19.4 days - Average sunshine days in May:
21 days - Average sunshine days in June:
21.3 days
- Average sunshine days in July:
20.6 days - Average sunshine days in August:
22.1 days - Average sunshine days in September:
19.7 days - Average sunshine days in October:
19.4 days - Average sunshine days in November:
19.2 days - Average sunshine days in December:
20.7 days
The months with the most sunshine days are January and August (22.1 days).
The month with the least sunshine days is February (18.6 days).
Average UV index
San Isidro, Argentina
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
San Isidro, Argentina
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
San Isidro, Argentina
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (10km).
The month with the lowest visibility is July (9km).
