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May Weather in St Just, United Kingdom

Last updated: August 27, 2025

In May, the average temperature in St Just, United Kingdom is a comfortable 12°C (54°F). Expect a minimum drop to 7°C (46°F) and a pleasant high of 16°C (61°F). Along with this mild weather, prepare for 64 mm (2.5 in) of precipitation over about 10 days. With an average humidity of 85%, it's the perfect time to embrace the cozy atmosphere!

May Temperature in St Just

In May in St Just, the average temperature is 12°C (54°F). Maximum temperatures can reach 16°C (61°F), while minimums can dip as low as 7°C (46°F). It's a great time to pack layers and enjoy the mild weather while exploring the attractions.

May Weather in St Just: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in St Just, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In St Just, May typically has an average temperature of 12°C (54°F), with highs reaching up to 16°C (61°F) and lows dropping to around 7°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec494848505358626260575351
Data source: Temperature data for St Just 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 St Just

In St Just in May, the precipitation amount is 64 mm (2.5 in) over a span of 10 days.

May Precipitation Trends in St Just

The chart displays monthly precipitation patterns in St Just, 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 St Just, May typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec879990446469665873139125150
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in St Just

In St Just in May, humidity is 85%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making traveling not only uncomfortable but also exhausting as the damp air clings to your skin and slows your movements.

May Average Humidity in St Just

This chart illustrates the average monthly humidity levels in St Just, 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 St Just is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%84%82%83%85%85%85%85%84%84%82%81%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in St Just

In St Just in May, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in St Just.

Maximum UV Index Levels in St Just for May

The chart shows the monthly maximum UV Index (UVI) for St Just 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 St Just typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224679886421
Data source: St Just 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 St Just Compares to Other Months

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

This table compares monthly weather conditions in St Just, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)87 mm (3.4 inches)81%low
February Weather9°C (49°F)99 mm (3.9 inches)83%low
March Weather9°C (49°F)90 mm (3.6 inches)82%moderate
April Weather10°C (50°F)44 mm (1.7 inches)83%high
May Weather12°C (54°F)64 mm (2.5 inches)85%high
June Weather14°C (58°F)69 mm (2.7 inches)85%very high
July Weather17°C (62°F)66 mm (2.6 inches)85%very high
August Weather16°C (62°F)58 mm (2.3 inches)85%very high
September Weather16°C (61°F)73 mm (2.9 inches)84%high
October Weather14°C (57°F)139 mm (5.5 inches)84%moderate
November Weather12°C (53°F)125 mm (4.9 inches)82%low
December Weather10°C (51°F)150 mm (5.9 inches)81%low

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