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May Weather in Griston, United Kingdom

Last updated: August 27, 2025

In Griston, United Kingdom, the average temperature in May hovers around 12°C (54°F). During this time, temperatures can dip to a brisk 1°C (34°F) at their lowest or soar to a pleasant 25°C (77°F) at their peak. Expect about 64 mm (2.5 in) of precipitation spread over 12 days, with an average humidity of 83%, making for a notably moist atmosphere.

May Temperature in Griston

In May in Griston, the average temperature is 12°C (54°F), with maximums reaching 25°C (77°F) and minimums dropping as low as 1°C (34°F). This range makes it an ideal time for travelers to enjoy a comfortable climate while exploring the sights.

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

The chart illustrates May temperature patterns in Griston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Griston, May typically has an average temperature of 12°C (54°F), with highs reaching up to 25°C (77°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec404245485461646459534643
Data source: Temperature data for Griston 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 Griston

In Griston in May, the total precipitation amount is 64 mm (2.5 in) over the course of 12 days.

May Precipitation Trends in Griston

The chart displays monthly precipitation patterns in Griston, 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 Griston, May typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec505655326473668063814881
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Griston

In Griston in May humidity is 83%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making outdoor exploration feel sticky and uncomfortable, which can dampen the excitement of traveling.

May Average Humidity in Griston

This chart illustrates the average monthly humidity levels in Griston, 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 Griston is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%87%86%85%83%83%80%78%84%88%89%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Griston

In Griston 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 Griston.

Maximum UV Index Levels in Griston for May

The chart shows the monthly maximum UV Index (UVI) for Griston 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 Griston typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Griston 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 Griston Compares to Other Months

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

This table compares monthly weather conditions in Griston, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)50 mm (2.0 inches)89%low
February Weather6°C (43°F)56 mm (2.2 inches)87%low
March Weather7°C (45°F)55 mm (2.1 inches)86%moderate
April Weather9°C (48°F)32 mm (1.2 inches)85%moderate
May Weather12°C (54°F)64 mm (2.5 inches)83%high
June Weather16°C (61°F)73 mm (2.9 inches)83%very high
July Weather18°C (64°F)66 mm (2.6 inches)79%very high
August Weather18°C (64°F)80 mm (3.1 inches)78%high
September Weather15°C (59°F)63 mm (2.5 inches)84%moderate
October Weather12°C (53°F)81 mm (3.2 inches)88%moderate
November Weather8°C (46°F)48 mm (1.9 inches)89%low
December Weather6°C (43°F)81 mm (3.2 inches)88%low

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