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May Weather in Picton, Canada

Last updated: June 18, 2025

In May, the average temperature in Picton, Canada hovers around 13°C (55°F), making it a cool yet pleasant time to visit. Temperatures can drop to a chilly -1°C (31°F) at night, while daytime highs can reach up to 27°C (82°F). Expect about 92 mm (3.6 in) of precipitation spread over 11 days, contributing to an average humidity level of 82%. Make sure to pack accordingly for the variable weather!

May Temperature in Picton

In May in Picton, the average temperature is 13°C (55°F). The maximum can reach 27°C (82°F), while the minimum can drop as low as -1°C (31°F). Be prepared for a range of temperatures and pack accordingly for your travels!

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

The chart illustrates May temperature patterns in Picton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Picton, May typically has an average temperature of 13°C (55°F), with highs reaching up to 27°C (82°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec252632435565737264544031
Data source: Temperature data for Picton 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 Picton

In Picton in May, the precipitation amount is 92 mm (3.6 in) spread over 11 days.

May Precipitation Trends in Picton

The chart displays monthly precipitation patterns in Picton, 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 Picton, May typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec72746511392748776741309386
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Picton

In Picton in May, humidity is 82%. With an average temperature of 13°C (55°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities sticky and uncomfortable for traveling.

May Average Humidity in Picton

This chart illustrates the average monthly humidity levels in Picton, 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 Picton is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%87%88%82%79%78%76%78%84%89%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Picton

In Picton 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 Picton.

Maximum UV Index Levels in Picton for May

The chart shows the monthly maximum UV Index (UVI) for Picton 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 Picton typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899997532
Data source: Picton 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 Picton Compares to Other Months

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

This table compares monthly weather conditions in Picton, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)72 mm (2.8 inches)90%low
February Weather-3°C (26°F)74 mm (2.9 inches)90%moderate
March Weather0°C (33°F)65 mm (2.6 inches)87%moderate
April Weather6°C (43°F)113 mm (4.5 inches)88%very high
May Weather13°C (55°F)92 mm (3.6 inches)82%very high
June Weather18°C (66°F)73 mm (2.9 inches)79%very high
July Weather23°C (73°F)87 mm (3.4 inches)78%very high
August Weather22°C (72°F)76 mm (3.0 inches)76%very high
September Weather18°C (65°F)74 mm (2.9 inches)78%high
October Weather12°C (54°F)130 mm (5.1 inches)84%moderate
November Weather4°C (40°F)93 mm (3.7 inches)89%moderate
December Weather-1°C (31°F)86 mm (3.4 inches)86%low

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