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May Weather in Invercargill, New Zealand

Last updated: August 31, 2025

In Invercargill, New Zealand, the average temperature in May hovers around 10°C (50°F). Expect minimums of 0°C (32°F) and maximums reaching 19°C (66°F). Be prepared for some rain, as 103 mm (4.0 in) of precipitation typically falls over 16 days, accompanied by an average humidity of 85%. Stay cozy and enjoy the atmospheric charm of this season!

May Temperature in Invercargill

In May in Invercargill, the average temperature is 10°C (50°F), with maximums reaching 19°C (66°F) and minimums dropping as low as 0°C (32°F), making it a perfect time for travelers to enjoy mild weather and explore the area's attractions comfortably.

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

The chart illustrates May temperature patterns in Invercargill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Invercargill, May typically has an average temperature of 10°C (50°F), with highs reaching up to 19°C (66°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec595957545046454749525558
Data source: Temperature data for Invercargill 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 Invercargill

In Invercargill in May, the precipitation amount is 103 mm (4.0 in) during a total of 16 days.

May Precipitation Trends in Invercargill

The chart displays monthly precipitation patterns in Invercargill, 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 Invercargill, May typically receives around 103 mm (4.0 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec10112285109103859497127117121106
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Invercargill

In Invercargill in May, humidity is 85%. With an average temperature of 10°C (50°F), this humidity feels like a heavy, damp blanket surrounding you, making travel feel sluggish and uncomfortable as you navigate through the thick, moist air.

May Average Humidity in Invercargill

This chart illustrates the average monthly humidity levels in Invercargill, 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 Invercargill is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%82%84%84%85%85%85%84%83%82%83%83%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Invercargill

In Invercargill in May, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Invercargill, you can check the information here.

Maximum UV Index Levels in Invercargill for May

The chart shows the monthly maximum UV Index (UVI) for Invercargill 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 Invercargill typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121185322358912
Data source: Invercargill 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 Invercargill Compares to Other Months

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

This table compares monthly weather conditions in Invercargill, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (60°F)101 mm (4.0 inches)83%extreme
February Weather15°C (59°F)122 mm (4.8 inches)82%extreme
March Weather14°C (58°F)85 mm (3.4 inches)84%very high
April Weather12°C (54°F)109 mm (4.3 inches)84%moderate
May Weather10°C (50°F)103 mm (4.0 inches)85%moderate
June Weather8°C (46°F)85 mm (3.3 inches)85%low
July Weather7°C (46°F)94 mm (3.7 inches)85%low
August Weather8°C (47°F)97 mm (3.8 inches)84%moderate
September Weather9°C (49°F)127 mm (5.0 inches)83%moderate
October Weather11°C (52°F)117 mm (4.6 inches)82%very high
November Weather13°C (55°F)121 mm (4.8 inches)82%very high
December Weather14°C (58°F)106 mm (4.2 inches)83%extreme

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