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May Weather in Ostend, New Zealand

Last updated: August 31, 2025

In Ostend, New Zealand, the average temperature in May hovers around 16°C (61°F), with a minimum dipping to 8°C (47°F) and a maximum reaching 20°C (69°F). Expect 86 mm (3.4 in) of precipitation spread over 12 days, contributing to an average humidity of 80%. Be prepared for a mix of mild days and occasional showers!

May Temperature in Ostend

In May in Ostend, the average temperature is 16°C (61°F), with maximums reaching 20°C (69°F) and minimums dropping as low as 8°C (47°F). This mild climate makes it an ideal time for outdoor activities and exploration.

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

The chart illustrates May temperature patterns in Ostend, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ostend, May typically has an average temperature of 16°C (61°F), with highs reaching up to 20°C (69°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec686968646157555556596266
Data source: Temperature data for Ostend 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 Ostend

In Ostend in May, the precipitation amount is 86 mm (3.4 in) over a span of 12 days.

May Precipitation Trends in Ostend

The chart displays monthly precipitation patterns in Ostend, 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 Ostend, May typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec55839311486117100106106807470
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Ostend

In Ostend in May, humidity is 80%. With an average temperature of 16°C (61°F), this humidity feels like a warm blanket wrapped around you, making sightseeing a sweat-inducing challenge but also lending a lush vibrancy to the surroundings that can enhance your travel experience.

May Average Humidity in Ostend

This chart illustrates the average monthly humidity levels in Ostend, 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 Ostend is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%76%74%75%80%82%83%81%80%80%80%78%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Ostend

In Ostend in May, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Ostend for better planning.

Maximum UV Index Levels in Ostend for May

The chart shows the monthly maximum UV Index (UVI) for Ostend 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 Ostend typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141410743357101113
Data source: Ostend 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 Ostend Compares to Other Months

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

This table compares monthly weather conditions in Ostend, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (68°F)55 mm (2.2 inches)79%extreme
February Weather21°C (69°F)82 mm (3.2 inches)76%extreme
March Weather20°C (68°F)93 mm (3.6 inches)74%very high
April Weather18°C (65°F)114 mm (4.5 inches)74%high
May Weather16°C (61°F)86 mm (3.4 inches)80%moderate
June Weather14°C (57°F)117 mm (4.6 inches)82%moderate
July Weather13°C (55°F)100 mm (3.9 inches)83%moderate
August Weather13°C (56°F)106 mm (4.2 inches)80%moderate
September Weather13°C (56°F)106 mm (4.2 inches)80%high
October Weather15°C (59°F)80 mm (3.2 inches)80%very high
November Weather17°C (63°F)74 mm (2.9 inches)80%extreme
December Weather19°C (67°F)70 mm (2.7 inches)78%extreme

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