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May Weather in Ystrad Mynach, United Kingdom

Last updated: August 27, 2025

In Ystrad Mynach, United Kingdom, the average temperature in May hovers around 11°C (52°F). Visitors can expect a wide temperature range, with minimums dipping to -1°C (30°F) and maximums reaching up to 25°C (78°F). During this month, precipitation amounts to 91 mm (3.6 in) over 13 days, while the average humidity sits at a cozy 80%.

May Temperature in Ystrad Mynach

In May in Ystrad Mynach, the average temperature is 11°C (52°F), with maximums reaching 25°C (78°F) and minimums dropping as low as -1°C (30°F). It's a great time to enjoy the cool weather while exploring the scenic beauty of Ystrad Mynach.

May Weather in Ystrad Mynach: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Ystrad Mynach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ystrad Mynach, May typically has an average temperature of 11°C (52°F), with highs reaching up to 25°C (78°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec404143475258616056514542
Data source: Temperature data for Ystrad Mynach 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 Ystrad Mynach

In Ystrad Mynach in May, the precipitation amount is 91 mm (3.6 in) spread over 13 days.

May Precipitation Trends in Ystrad Mynach

The chart displays monthly precipitation patterns in Ystrad Mynach, 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 Ystrad Mynach, May typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec731121076491899110380132104129
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Ystrad Mynach

In Ystrad Mynach in May, humidity is 80%. With an average temperature of 11°C (52°F), this humidity feels like a damp blanket wrapping around you, making travel a bit uncomfortable as you navigate through the thick, languid air.

May Average Humidity in Ystrad Mynach

This chart illustrates the average monthly humidity levels in Ystrad Mynach, 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 Ystrad Mynach is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Ystrad Mynach

In Ystrad Mynach 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 Ystrad Mynach.

Maximum UV Index Levels in Ystrad Mynach for May

The chart shows the monthly maximum UV Index (UVI) for Ystrad Mynach 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 Ystrad Mynach typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Ystrad Mynach 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 Ystrad Mynach Compares to Other Months

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

This table compares monthly weather conditions in Ystrad Mynach, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)73 mm (2.9 inches)88%low
February Weather5°C (41°F)112 mm (4.4 inches)88%low
March Weather6°C (43°F)107 mm (4.2 inches)86%moderate
April Weather8°C (47°F)64 mm (2.5 inches)84%high
May Weather11°C (52°F)91 mm (3.6 inches)80%high
June Weather14°C (58°F)89 mm (3.5 inches)80%very high
July Weather16°C (62°F)91 mm (3.6 inches)70%very high
August Weather15°C (60°F)103 mm (4.1 inches)73%high
September Weather13°C (56°F)80 mm (3.1 inches)79%high
October Weather10°C (51°F)132 mm (5.2 inches)89%moderate
November Weather7°C (45°F)104 mm (4.1 inches)90%low
December Weather6°C (42°F)129 mm (5.1 inches)89%low

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