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May Weather in Neptune City, United States

Last updated: June 24, 2025

In Neptune City, United States, the average temperature in May hovers around 15°C (60°F), with a range that can dip to a chilly 3°C (37°F) and soar up to a warm 29°C (85°F). Expect 129 mm (5.1 in) of precipitation spread across approximately 13 days, contributing to an average humidity level of 69%. Stay prepared for a mix of cool and warm days!

May Temperature in Neptune City

In May in Neptune City, the average temperature is 15°C (60°F). Maximums can reach 29°C (85°F) and minimums can be as low as 3°C (37°F). This climate offers a pleasant range for travelers, making it an ideal time to explore Neptune City.

May Weather in Neptune City: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Neptune City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Neptune City, May typically has an average temperature of 15°C (60°F), with highs reaching up to 29°C (85°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec363842516070777670624941
Data source: Temperature data for Neptune City 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 Neptune City

In Neptune City in May, the precipitation amount is 129 mm (5.1 in) over the course of 13 days.

May Precipitation Trends in Neptune City

The chart displays monthly precipitation patterns in Neptune City, 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 Neptune City, May typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec7812910912412989129126102153100127
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Neptune City

In Neptune City in May, humidity is 69%. With an average temperature of 15°C (60°F), this humidity feels like a cool, damp embrace that can make outdoor activities feel slightly heavier and more exhausting, but still inviting for exploring the charming sights and sounds of the area.

May Average Humidity in Neptune City

This chart illustrates the average monthly humidity levels in Neptune City, 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 Neptune City is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%81%78%70%69%62%65%68%74%82%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Neptune City

In Neptune City in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Neptune City.

Maximum UV Index Levels in Neptune City for May

The chart shows the monthly maximum UV Index (UVI) for Neptune City 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 Neptune City typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356810101098642
Data source: Neptune City 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.

How May Weather in Neptune City Compares to Other Months

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

This table compares monthly weather conditions in Neptune City, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (37°F)78 mm (3.1 inches)84%moderate
February Weather4°C (39°F)129 mm (5.1 inches)82%moderate
March Weather6°C (43°F)109 mm (4.3 inches)81%high
April Weather11°C (51°F)124 mm (4.9 inches)78%very high
May Weather15°C (60°F)129 mm (5.1 inches)69%very high
June Weather21°C (70°F)89 mm (3.5 inches)69%very high
July Weather25°C (77°F)129 mm (5.1 inches)62%very high
August Weather24°C (76°F)126 mm (4.9 inches)65%very high
September Weather21°C (71°F)102 mm (4.0 inches)68%very high
October Weather17°C (62°F)153 mm (6.0 inches)74%high
November Weather9°C (49°F)100 mm (3.9 inches)82%moderate
December Weather5°C (41°F)127 mm (5.0 inches)80%low

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