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Contents
- The climate of Mar del Plata
- 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 days
- Average sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
The climate of Mar del Plata
Mar del Plata, Argentina, falls under the Köppen climate classification Cfb, also known as Marine West Coast climate, characterized by a warm summer. A look at the yearly weather data reveals that the city experiences moderate temperature fluctuations throughout the year. High temperatures vary from 11.5°C (52.7°F) in July to 25.2°C (77.4°F) in January, while lows range from 6.9°C (44.4°F) in July to 17.5°C (63.5°F) in February.
In terms of precipitation, Mar del Plata receives rainfall throughout the year, with the most significant occurrence in February and the least in July and August of accumulated precipitation. In Mar del Plata, during the entire year, the rain falls for 113.4 days and collects up to 418mm (16.46") of precipitation. January through July, September through December are months without snowfall. The month with the warmest seawater is January, with an average sea temperature of 20.7°C (69.3°F).
Note: Swimming in 20.7°C (69.3°F) is not pleasurable for most people. Breathing control grows increasingly challenging as the water temperature falls under 21°C (69.8°F). In Mar del Plata, the average length of the day in January is 14h and 26min.
On the first day of the month, sunrise is at 05:31 and sunset at 20:16. On the last day of January, sunrise is at 06:02 and sunset at 20:04 -03. January and December, with an average of 11h of sunshine, are months with the most sunshine. The month with the highest UV index is January, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum UV index of 6 in January translates into the following recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
In terms of precipitation, Mar del Plata receives rainfall throughout the year, with the most significant occurrence in February and the least in July and August of accumulated precipitation. In Mar del Plata, during the entire year, the rain falls for 113.4 days and collects up to 418mm (16.46") of precipitation. January through July, September through December are months without snowfall. The month with the warmest seawater is January, with an average sea temperature of 20.7°C (69.3°F).
Note: Swimming in 20.7°C (69.3°F) is not pleasurable for most people. Breathing control grows increasingly challenging as the water temperature falls under 21°C (69.8°F). In Mar del Plata, the average length of the day in January is 14h and 26min.
On the first day of the month, sunrise is at 05:31 and sunset at 20:16. On the last day of January, sunrise is at 06:02 and sunset at 20:04 -03. January and December, with an average of 11h of sunshine, are months with the most sunshine. The month with the highest UV index is January, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum UV index of 6 in January translates into the following recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Weather in February
February shows a slight decrease in temperature from January's peak summer weather but remains pleasantly warm. In February, the city of Mar del Plata records the highest average rainfall in the year of 49mm (1.93") and around nine wet days. Weather in February »
Weather in March
Transition from summer to autumn begins in March with a noticeable drop in temperatures. Humidity levels also rise in March, reaching an apparent 70% average. It is a periodic time with mild temperatures and a slight decrease in rainfall, despite maintaining a healthy amount of sunshine. Weather in March »
Weather in April
April sees the commencement of the full-on fall season as temperatures continue to drop and ocean temperatures decline to 17.5°C (63.5°F). Creeping into the fall season, expect a bit more cloud cover with 33% average. Despite these changes, rainfall levels are still minimal, and outdoor activities remain enjoyable. Weather in April »
Weather in May
May marks the onset of the winter season, with noticeable drops in temperature and increasing overcast skies. Observing the provided data, May has the highest relative humidity level at 76% as the city warms up towards winter. The daylight hours reduce, but the scenery is still complemented by a fair amount of sunshine. Weather in May »
Weather in June
June ushers in the winter season with temperatures dropping to chilly levels and offering the coldest sea temperatures year-round of 12.6°C (54.7°F). Falling temperatures, however, combine with lower chances of rainfall making the outdoor climate crisp and pleasant. Weather in June »
Weather in July
July presents the full stern of winter with the lowest monthly temperatures seen in Mar del Plata. The lowest average temperature is recorded at 6.9°C (44.4°F) and sea temperature drops to just 10.9°C (51.6°F). The chilly climate dictates warmer clothing and indoor activities. Weather in July »
Weather in August
August signifies a gradual shift away from the winter cold as temperatures begin to rise again. Occasional snowfall occurs with an average of 0.1 days of snow recorded. The end of winter translates to coastal winds, pulling away the winter chill. Weather in August »
Weather in September
September in Mar del Plata marks the beginning of spring as temperatures begin a steady rise returning warmth to the land and sea. The generally cloudy skies of winter start to clear. Septembers here are known for their increasing daylight and sunshine hours but also having fairly balmy temperatures. Weather in September »
Weather in October
October sees an increase in rainfall with Mar del Plata recording an average of 41mm (1.61"), though this does little to dampen the warmer temperatures. Spring is in full bloom, with longer sunny days. It's a great time for locals and tourists alike to venture outdoors and take advantage of the favorable weather. Weather in October »
Weather in November
November is a time of increasing warmth as Mar del Plata progresses toward summer. It is characterized by decreasing rainfall and longer sunny days. Despite the average rainfall of 43mm (1.69") this month, November has well-defined weather perfect for outdoor activities. Weather in November »
Weather in December
December rings in the pleasant summer weather with warm temperatures and a notable decrease in cloud cover to 21%. Sun-soaked weather welcomes the holiday season making it a busy time in Mar del Plata. The city dons a festive mood, as the weather creates a joyful atmosphere. 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
What time of the year is the hottest in Mar del Plata?
January, having an average high-temperature of 25.2°C (77.4°F) and an average low-temperature of 16.9°C (62.4°F), is the warmest month.
What is the least humid month in Mar del Plata?
January is the least humid month in Mar del Plata, with an average relative humidity of 66%.
How much does it rain in Mar del Plata?
In Mar del Plata, during the entire year, the rain falls for 113.4 days and collects up to 418mm (16.46") of precipitation.
When it does not snow in Mar del Plata?
In Mar del Plata, Argentina, snow does not fall in January through July, September through December.
How many days does it snow in Mar del Plata?
Throughout the year, in Mar del Plata, Argentina, there are 0.1 snowfall days.
What month is the sea warmest in Mar del Plata?
January is the month with the warmest seawater in Mar del Plata, Argentina, with an average sea temperature of 20.7°C (69.3°F).
What are the months with the most sunshine in Mar del Plata?
January and December, with an average of 11h of sunshine, are months with the most sunshine.
What is the month with the highest UV index in Mar del Plata?
With an average maximum UV index of 6, January is the month with the highest UV index in Mar del Plata.
What is the rainiest month in Mar del Plata?
February is the month with the most rainfall. Rain falls for 9.1 days and accumulates 49mm (1.93") of precipitation.
What is the month with the shortest days in Mar del Plata?
June has the shortest days of the year, with an average of 9h and 36min of daylight.
What are the months with the lowest UV index in Mar del Plata?
The months with the lowest UV index in Mar del Plata, Argentina, are June, July and September, with an average maximum UV index of 3.
What is the coldest month in Mar del Plata?
Mar del Plata, Argentina, experiences its lowest temperatures in July, with an average peak of 11.5°C (52.7°F) and a low of 6.9°C (44.4°F).
What are the most humid months in Mar del Plata?
July, September and October, with an average relative humidity of 77%, are most humid months.
What is the month with the least sunshine in Mar del Plata?
The month with the least sunshine in Mar del Plata, Argentina, is July, with an average of 5.7h of sunshine.
What is the driest month in Mar del Plata?
The month with the least rainfall in Mar del Plata is August, when the rain falls for 8.1 days and typically collects 25mm (0.98") of precipitation.
When does it snow in Mar del Plata?
The only month with snowfall is August.
What is the snowiest month in Mar del Plata?
The month with the most snowfall days in Mar del Plata is August, when snow falls for 0.1 days.
What month is the sea coldest in Mar del Plata?
With an average sea temperature of 10.4°C (50.7°F), September is the month with the coldest seawater.
When are the longest days in Mar del Plata?
December has the longest days of the year in Mar del Plata, Argentina, with an average of 14h and 48min of daylight.
Is there Daylight Saving Time (DST) in Mar del Plata?
Mar del Plata, Argentina, does not utilize Daylight Saving Time (DST). -03 timezone is used throughout the entire year.
Average temperature
Mar del Plata, Argentina
The warmest month (with the highest average high temperature) is January (25.2°C).
The month with the lowest average high temperature is July (11.5°C).
The month with the highest average low temperature is February (17.5°C).
The coldest month (with the lowest average low temperature) is July (6.9°C).
Average pressure
Mar del Plata, Argentina
- Average pressure in January:
1012.2mbar - Average pressure in February:
1012.9mbar - Average pressure in March:
1014.9mbar - Average pressure in April:
1016.4mbar - Average pressure in May:
1017.5mbar - Average pressure in June:
1016.7mbar
- Average pressure in July:
1018.2mbar - Average pressure in August:
1018.2mbar - Average pressure in September:
1018.5mbar - Average pressure in October:
1016.2mbar - Average pressure in November:
1013.4mbar - Average pressure in December:
1011mbar
The month with the highest atmospheric pressure is September (1018.5mbar).
The month with the lowest atmospheric pressure is December (1011mbar).
Average wind speed
Mar del Plata, Argentina
- Average wind speed in January:
20.6km/h - Average wind speed in February:
20.2km/h - Average wind speed in March:
19.9km/h - Average wind speed in April:
19.7km/h - Average wind speed in May:
18.7km/h - Average wind speed in June:
21km/h
- Average wind speed in July:
20.6km/h - Average wind speed in August:
19.9km/h - Average wind speed in September:
19.8km/h - Average wind speed in October:
19.3km/h - Average wind speed in November:
19.6km/h - Average wind speed in December:
20.7km/h
The windiest month (with the highest average wind speed) is June (21km/h).
The calmest month (with the lowest average wind speed) is May (18.7km/h).
Average humidity
Mar del Plata, Argentina
The months with the highest relative humidity are July, September and October (77%).
The month with the lowest relative humidity is January (66%).
Average rainfall
Mar del Plata, Argentina
The wettest month (with the highest rainfall) is February (49mm).
The driest month (with the least rainfall) is August (25mm).
Average rainfall days
Mar del Plata, Argentina
- Average rainfall days in January:
9.8 days - Average rainfall days in February:
9.1 days - Average rainfall days in March:
10 days - Average rainfall days in April:
10 days - Average rainfall days in May:
8.3 days - Average rainfall days in June:
7.3 days
- Average rainfall days in July:
9.4 days - Average rainfall days in August:
8.1 days - Average rainfall days in September:
9.2 days - Average rainfall days in October:
11 days - Average rainfall days in November:
11 days - Average rainfall days in December:
10.2 days
The months with the highest number of rainy days are October and November (11 days).
The month with the least rainy days is June (7.3 days).
Average snowfall days
Mar del Plata, 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 days - Average snowfall days in August:
0.1 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 August (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, September, October, November and December (0 days).
Average sea temperature
Mar del Plata, Argentina
The best month for swimming (with the highest average sea temperature) is January (20.7°C).
The coldest month (with the lowest average sea temperature) is September (10.4°C).
Average daylight / Average sunshine
Mar del Plata, Argentina
- Average daylight in January:
14h and 2min - Average daylight in February:
13h and 3min - Average daylight in March:
12h and 2min - Average daylight in April:
11h and 1min - Average daylight in May:
10h and 1min - Average daylight in June:
9h and 4min
- Average daylight in July:
9h and 5min - Average daylight in August:
10h and 4min - Average daylight in September:
11h and 5min - Average daylight in October:
13h and 1min - Average daylight in November:
14h and 1min - Average daylight in December:
14h and 5min
The month with the longest days is December (Average daylight: 14h and 48min).
The month with the shortest days is June (Average daylight: 9h and 36min).
- Average sunshine in January:
11h and 0min - Average sunshine in February:
8h and 4min - Average sunshine in March:
8h and 2min - Average sunshine in April:
8h and 0min - Average sunshine in May:
5h and 5min - Average sunshine in June:
5h and 5min
- Average sunshine in July:
5h and 4min - Average sunshine in August:
7h and 5min - Average sunshine in September:
7h and 4min - Average sunshine in October:
8h and 3min - Average sunshine in November:
10h and 2min - Average sunshine in December:
11h and 0min
The months with the most sunshine are January and December (Average sunshine: 11h and 0min).
The month with the least sunshine is July (Average sunshine: 5h and 42min).
Average sunshine days
Mar del Plata, Argentina
- Average sunshine days in January:
18.8 days - Average sunshine days in February:
17.6 days - Average sunshine days in March:
18.3 days - Average sunshine days in April:
18.4 days - Average sunshine days in May:
20.3 days - Average sunshine days in June:
20.3 days
- Average sunshine days in July:
19.7 days - Average sunshine days in August:
20.3 days - Average sunshine days in September:
18.6 days - Average sunshine days in October:
17.1 days - Average sunshine days in November:
17 days - Average sunshine days in December:
18.9 days
The months with the most sunshine days are May, June and August (20.3 days).
The month with the least sunshine days is November (17 days).
Average UV index
Mar del Plata, Argentina
The month with the highest UV index is January (UV index 6).
The months with the lowest UV index are June, July and September (UV index 3).
Average cloud cover
Mar del Plata, Argentina
The month with the most cloud cover is July (Cloud cover 40).
The month with the least cloud cover is January (Cloud cover 20).
Average visibility
Mar del Plata, Argentina
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).
