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May Weather in West Tisbury, United States

Last updated: June 24, 2025

In West Tisbury, United States, the average temperature for May hovers around 12°C (54°F). Expect a chill in the air, as minimums can dip to 4°C (40°F), while the mercury can rise to a comfortable 20°C (69°F) on warmer days. Be prepared for some rain, with 121 mm (4.8 in) of precipitation spread across 13 days. With an average humidity of 75%, it's a month where layers are your best friend!

May Temperature in West Tisbury

In May in West Tisbury, the average temperature is 12°C (54°F). Maximum temperatures can reach 20°C (69°F), while minimums can drop as low as 4°C (40°F). It's advisable to pack layers to stay comfortable during your travels.

May Weather in West Tisbury: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in West Tisbury, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In West Tisbury, May typically has an average temperature of 12°C (54°F), with highs reaching up to 20°C (69°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec353638465463717267604940
Data source: Temperature data for West Tisbury 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 West Tisbury

In West Tisbury in May, the total precipitation amount is 121 mm (4.8 in) over the course of 13 days.

May Precipitation Trends in West Tisbury

The chart displays monthly precipitation patterns in West Tisbury, 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 West Tisbury, May typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec95116118136121948884112164103131
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in West Tisbury

In West Tisbury in May, humidity is 75%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that seeps into your bones, making it essential to layer your clothing for comfort while exploring.

May Average Humidity in West Tisbury

This chart illustrates the average monthly humidity levels in West Tisbury, 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 West Tisbury is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%82%79%75%78%76%76%76%75%80%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in West Tisbury

In West Tisbury in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in West Tisbury.

Maximum UV Index Levels in West Tisbury for May

The chart shows the monthly maximum UV Index (UVI) for West Tisbury 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 West Tisbury typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3568910998642
Data source: West Tisbury 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 West Tisbury Compares to Other Months

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

This table compares monthly weather conditions in West Tisbury, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)95 mm (3.7 inches)84%moderate
February Weather2°C (36°F)116 mm (4.6 inches)84%moderate
March Weather3°C (38°F)117 mm (4.6 inches)82%high
April Weather8°C (46°F)136 mm (5.3 inches)79%very high
May Weather12°C (54°F)121 mm (4.8 inches)75%very high
June Weather17°C (63°F)94 mm (3.7 inches)78%very high
July Weather22°C (71°F)88 mm (3.5 inches)76%very high
August Weather22°C (72°F)83 mm (3.3 inches)76%very high
September Weather20°C (67°F)112 mm (4.4 inches)75%very high
October Weather15°C (60°F)164 mm (6.5 inches)75%high
November Weather9°C (49°F)103 mm (4.1 inches)80%moderate
December Weather4°C (40°F)131 mm (5.2 inches)80%low

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