May Weather in Necochea, Argentina

Last updated: August 21, 2025

In Necochea, Argentina, May brings a delightful mix of temperate weather and occasional rain. With maximum temperatures reaching up to 24°C (75°F) and an average of 13°C (55°F), the days are comfortably warm, while nights cool down to a crisp 3°C (38°F). Residents can expect about 54 mm (2.1 in) of precipitation over the month, spread across approximately 8 days, adding to the lush landscape. The humidity lingers around 80%, enhancing the invigorating coastal atmosphere that makes Necochea a charming destination in May.

May Temperature in Necochea

In May, temperatures in Necochea, Argentina, begin to show signs of the approaching winter, with a notable drop compared to the warm summer months. The average temperature hovers around 13°C (55°F), while nighttime lows sink to a brisk 3°C (38°F). Daytime highs, however, can still reach a pleasant 24°C (75°F), offering a taste of spring's lingering warmth amid the cooling atmosphere. This transitional month marks a significant shift from the mild temperatures of April, as the crisp air and budding vegetation invite locals and visitors alike to embrace the charm of autumnal outdoor activities.

May Weather in Necochea: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Necochea, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Necochea, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec706966625551485052566166
Data source: Temperature data for Necochea generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Necochea

In May, Necochea experiences a moderate rainfall of 54 mm (2.1 in) over approximately 8 days, marking a slight decrease from the more substantial downpour seen in April with 104 mm (4.1 in). This tapering off is consistent with a broader trend seen during the transition from the wet summer months to the cooler winter, where precipitation gradually levels out. Following May, June brings a marginal increase in rainfall to 56 mm (2.2 in), indicating that while late autumn remains relatively wet, the region is beginning to venture into the drier months ahead. Overall, the precipitation patterns suggest a seasonal rhythm, with May striking a harmonious balance between the lush rains of autumn and the impending winter dryness.

May Precipitation Trends in Necochea

The chart displays monthly precipitation patterns in Necochea, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Necochea, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5182681045456674057657669
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Necochea

In May, Necochea, Argentina experiences a notable increase in humidity, reaching 80%, which is the highest level recorded for the month. This rise is part of a broader trend observed in the months leading up to winter, where humidity levels gradually escalate from 71% in January to 79% in April. Following May, humidity begins to decline slightly, though it remains relatively high at 79% in June. The overall pattern reflects a wet microclimate during the late autumn to early winter months, contributing to the region's lush landscapes and vibrant ecology.

May Average Humidity in Necochea

This chart illustrates the average monthly humidity levels in Necochea, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Necochea is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%76%76%79%80%79%74%75%79%76%74%70%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Necochea

In May, the UV Index in Necochea drops to a moderate 4, offering a more manageable environment for outdoor activities compared to the extreme levels seen earlier in the year. With a burn time of just 30 minutes, residents and visitors can enjoy the city’s beautiful parks and coastal views while still being mindful of sun exposure. This mild UV Index, following the high levels of April and the very high indices from the summer months, signals a shift toward cooler, gentler weather. As the year progresses, the UV levels will continue to fluctuate but May serves as a comfortable transition before the winter months arrive. For further details on sun safety and daily conditions, visit Necochea UV Index.

Maximum UV Index Levels in Necochea for May

The chart shows the monthly maximum UV Index (UVI) for Necochea in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Necochea typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141210643357101214
Data source: Necochea May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

May Sunshine in Necochea

In Necochea, Argentina, May tends to signal the transition from the vibrant sunshine of summer to the cooler embrace of winter, with a recorded 231 hours of sunlight. This marks a noticeable decrease compared to the longer days of January and February, which boast 310 and 316 hours, respectively. As the months progress, April dips down to 250 hours, foreshadowing the further reduction in daytime brightness that follows. The trend continues into June, where the sunlight dwindles to just 195 hours, making May a crucial bridge in the annual sunshine story. With the approach of winter, the vibrant outdoor activities often start to mellow, yet May's lingering daylight serves as a gentle reminder of the warmer days slipping away.

Monthly Sunshine Duration in Necochea: May Highlighted

The May sunshine duration represents the total number of hours Necochea experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec310h316h310h250h231h195h206h250h266h315h336h384h
Data source: Necochea May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Necochea During May

In Necochea, Argentina, May experiences a notable dip in sunny weather, with only a 39% chance of sunshine. This marks one of the lowest probabilities within the year, trailing behind the sunnier months of April and the approaching winter months of June. As temperatures begin to cool, the likelihood of cloudy days increases, setting a contrasting scene from the brighter days of January and October, which boast probabilities over 50%. This trend suggests that while May still holds potential for pleasant weather, residents and visitors alike should prepare for a cloudier and cooler environment as the region transitions fully into winter.

Percentage of Sunny Days in May in Necochea

The chart illustrates the percentage of sunny days in Necochea throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Necochea experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec57%54%52%61%39%36%50%55%48%64%54%59%
Data source: Necochea May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Necochea in May

In Necochea, Argentina, the rhythm of daylight reveals a captivating progression throughout the year. Starting with a generous 14 hours of sunlight in January, the days gradually shorten as we transition into autumn, reaching 10 hours by May. This month marks a significant turning point, where the vibrant energy of summer yields to the cooler embrace of winter. As daylight dwindles further to just 9 hours in June and July, nature calls for cozy evenings and introspection. However, just as winter's grip begins to soften, daylight begins its gentle return in August, climbing back to 10 hours by the end of summer. This cyclical dance continues, with the promise of longer days returning in October and November, culminating in the sun’s full radiance once more by December, capturing the cyclical beauty of daylight in this coastal gem.

Average Daylight Hours in Necochea for May

The chart illustrates the variation in daylight duration in Necochea throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 29m13h 30m12h 16m11h 1m10h9h 29m9h 46m10h 40m11h 51m13h 6m14h 13m14h 47m
Data source: Necochea daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Necochea

In May, Necochea experiences a noticeable uptick in wind activity, with an average speed of 5.6 m/s (13 mph), marking it as one of the breeziest months of the year. This increase follows a trend of relative calm seen in the previous months, as the wind speeds in April and March both hovered around 4.7 m/s (11 mph). Interestingly, while January and February boasted similar winds of about 5.3 m/s (12 mph) and 5.1 m/s (11 mph) respectively, it’s during May that the invigorating winds return, hinting at the shifting seasons. The strength of the gusts tends to peak again in July, but May stands out as a month where nature’s breath is refreshingly evident, encouraging outdoor adventures and an energetic atmosphere.

Average May Wind Speed in Necochea

The chart displays monthly wind speed patterns in Necochea, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.35.14.74.75.6 m/s5.25.74.75.04.95.34.7
Data source: Necochea May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Necochea Compares to Other Months

Weather in Necochea varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Necochea, focusing on differences in temperature, rainfall, humidity, and UV levels.

May and January exhibit contrasting weather patterns, reflecting the shift from autumn to summer. In May, temperatures range from a cooler minimum of 3°C (38°F) to a pleasant average of 13°C (55°F), peaking at a comfortable 24°C (75°F), accompanied by about 54 mm (2.1 in) of precipitation spread over 8 days and high humidity at 80%. In stark contrast, January is characterized by much warmer conditions, with minimum temperatures around 10°C (50°F) and an average reaching 21°C (71°F), soaring to a maximum of 39°C (102°F). Precipitation is slightly lower at 51 mm (2.0 in) over just 7 days, but the humidity is lower at 71%, making the summer months feel more intense. For more details on January weather, check Necochea weather in January.

In comparing the weather between May and February, we see notable differences in temperature and precipitation patterns. May typically experiences milder temperatures, with a minimum of 3°C (38°F) and an average of 13°C (55°F), peaking at 24°C (75°F). In contrast, February is warmer, featuring minimum temperatures around 10°C (50°F) and averaging 20°C (69°F), reaching a maximum of 32°C (91°F). Precipitation is slightly higher in February, with 82 mm (3.2 in) over about 9 days, compared to May's 54 mm (2.1 in) spread over 8 days. Additionally, May's humidity is higher at 80%, while February maintains a comfortable 76%. For a more detailed outlook, check out Necochea weather in February.

When comparing the weather of May and March, several notable differences emerge. March tends to be warmer, with minimum temperatures starting at 9°C (48°F) and average highs reaching 31°C (88°F), while May has a cooler minimum of 3°C (38°F) and an average high of only 24°C (75°F). Additionally, March experiences slightly more precipitation, totaling 68 mm (2.7 in) over 9 days, compared to May's 54 mm (2.1 in) on 8 days. Humidity levels are also comparable, with May at 80% and March slightly lower at 76%. For more detailed insights into March weather in Necochea, you can visit Necochea weather in March.

In comparing the weather between April and May, May presents a cooler overall experience, with average temperatures ranging from a minimum of 3°C (38°F) to a maximum of 24°C (75°F), compared to April's warmer range of 8°C (46°F) to 27°C (81°F). While April enjoys slightly less humidity at 79%, May sees an increase to 80% despite having overall less precipitation at 54 mm (2.1 in) over 8 days, compared to April's 104 mm (4.1 in) over 9 days. For more details on April's weather, you can visit Necochea weather in April.

In comparing the weather between May and June, we see a slight drop in temperatures with June having a minimum of 2°C (35°F) and a maximum of 20°C (68°F), compared to May's minimum of 3°C (38°F) and maximum of 24°C (75°F). The average temperature in June is also lower at 10°C (51°F) compared to May's average of 13°C (55°F). Precipitation levels are similar, with June recording 56 mm (2.2 in) over 9 days, while May had 54 mm (2.1 in) over 8 days. Humidity remains fairly constant, with June at 79% and May at 80%. For more details on June's weather, visit Necochea weather in June.

In comparing the weather of May and July, it is evident that May tends to be milder with higher average temperatures, reaching an average of 13°C (55°F) and a maximum of 24°C (75°F). In contrast, July experiences cooler temperatures, with an average of 9°C (48°F) and a maximum of just 19°C (66°F). While May has a relatively low precipitation level of 54 mm (2.1 in) over 8 days, July sees a slight increase in precipitation to 67 mm (2.6 in) across 10 days, coupled with lower humidity at 74%. Overall, May is warmer and drier, while July is cooler and slightly wetter. For specific details on July weather, you can visit Necochea weather in July.

In comparing the weather between May and August, we find some notable differences. May experiences slightly warmer temperatures, with averages around 13°C (55°F) and a maximum of 24°C (75°F), while August has a cooler average of 10°C (50°F) and peaks at 22°C (72°F). Additionally, May tends to be more humid, with humidity levels at 80% compared to August's 75%. Precipitation is also distinct; May sees 54 mm (2.1 inches) over approximately 8 days, while August has 40 mm (1.6 inches) spread over just 6 days. For more detailed information on August weather, check out Necochea weather in August.

In comparing the weather between May and September, both months exhibit relatively mild temperatures, but September tends to be slightly warmer at its maximum, reaching 25°C (77°F) compared to May's peak of 24°C (75°F). The average temperatures also reflect this trend, with May averaging 13°C (55°F) and September about 11°C (52°F). Precipitation levels are quite similar, with May receiving 54 mm (2.1 in) over 8 days and September getting 57 mm (2.2 in) across 7 days, indicating a generally comparable level of rainfall. Humidity remains consistently high in both months, with May at 80% and September at 79%. For those interested in detailed weather conditions for September, further information can be found here: Necochea weather in September.

May and October present quite different weather characteristics despite their similar average temperatures. In May, temperatures range from a minimum of 3°C (38°F) to a maximum of 24°C (75°F), with an average of 13°C (55°F). The month experiences around 54 mm (2.1 in) of precipitation over 8 days, and the humidity is relatively high at 80%. In contrast, October sees a notable increase in maximum temperatures, peaking at 30°C (86°F), while maintaining a similar minimum of 3°C (37°F) and an average of 13°C (56°F). Precipitation slightly rises to 65 mm (2.6 in) over 7 days, with humidity dipping to 76%. This makes October feel warmer and drier overall while still retaining a mild autumn character. For a detailed look at October weather, check out Necochea weather in October.

In comparing the weather of May and November, May experiences cooler temperatures, with a minimum of 3°C (38°F) and an average of 13°C (55°F), while November offers a slightly warmer climate with a minimum of 5°C (42°F) and an average of 16°C (61°F). November also boasts higher maximum temperatures, reaching up to 29°C (84°F), compared to May's peak of 24°C (75°F). When it comes to precipitation, November sees a total of 76 mm (3.0 in) over about 9 days, which is more than May's 54 mm (2.1 in) spread across 8 days. Notably, humidity remains relatively high in both months, with May at 80% and November at 74%. For more detailed insights, check out Necochea weather in November.

In May, temperatures in Necochea typically range from a cool minimum of 3°C (38°F) to a pleasant maximum of 24°C (75°F), with an average around 13°C (55°F). The month experiences about 54 mm (2.1 in) of precipitation over approximately 8 days, accompanied by a high humidity level of 80%. In contrast, December ushers in warmer conditions with a minimum of 6°C (43°F) and a maximum reaching 33°C (92°F), resulting in a higher average temperature of 19°C (67°F). Precipitation increases slightly to 69 mm (2.7 in) over the same number of rainy days, but humidity drops to 70%. For more details on December weather in this coastal town, visit Necochea weather in December.

Compare Necochea's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Necochea

As the vibrant autumn season unfolds in Necochea, May weather serves as a transition to cooler temperatures, making it distinct from the milder summer months. With a comfortable average of 13°C and a maximum occasionally reaching 24°C, locals experience a pleasant yet crisp atmosphere. The increase in precipitation, with about 54 mm over 8 days, adds a refreshing touch to the air, complemented by the notable 80% humidity. This combination of factors creates a delightful backdrop for outdoor activities, setting May apart from the drier and warmer earlier months. For a deeper insight into the overall climate of Necochea, be sure to check out Necochea Climate.