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September Weather in Grove, United Kingdom

Last updated: August 27, 2025

In Grove, United Kingdom, the average temperature in September hovers around 15°C (58°F). During this time, you can expect minimum temperatures to drop to 2°C (36°F) and maximums to reach a pleasant 28°C (83°F). With an average precipitation of 50 mm (2.0 in) spread over 8 days, the air tends to be quite humid, boasting an average humidity of 82%.

September Temperature in Grove

In September in Grove, the average temperature is 15°C (58°F). Maximum temperatures can reach 28°C (83°F), while minimum temperatures can drop to as low as 2°C (36°F). It's a great time for travelers to enjoy mild weather while exploring the attractions.

September Weather in Grove: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Grove, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grove, September typically has an average temperature of 15°C (58°F), with highs reaching up to 28°C (83°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec414245485461646358524643
Data source: Temperature data for Grove 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.

September Precipitation in Grove

In Grove in September, the total precipitation amount is 50 mm (2.0 in) spread over 8 days.

September Precipitation Trends in Grove

The chart displays monthly precipitation patterns in Grove, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Grove, September typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec515664417076637450995786
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Grove

In Grove in September humidity is 82%. With an average temperature of 15°C (58°F), this humidity feels like a warm, damp blanket wrapping around you, making outdoor exploration a bit uncomfortable and causing you to sweat lightly even during mild activities.

September Average Humidity in Grove

This chart illustrates the average monthly humidity levels in Grove, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Grove is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%79%81%71%76%82%91%92%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Grove

In Grove in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Grove, you can refer to this Hourly UV Index in Grove.

Maximum UV Index Levels in Grove for September

The chart shows the monthly maximum UV Index (UVI) for Grove in September, 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 September, the maximum UV index in Grove typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Grove September 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 September Weather in Grove Compares to Other Months

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

This table compares monthly weather conditions in Grove, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)51 mm (2.0 inches)91%low
February Weather6°C (43°F)56 mm (2.2 inches)89%low
March Weather7°C (45°F)64 mm (2.5 inches)86%moderate
April Weather9°C (49°F)41 mm (1.6 inches)85%high
May Weather12°C (54°F)70 mm (2.8 inches)79%high
June Weather16°C (61°F)76 mm (3.0 inches)80%very high
July Weather18°C (65°F)63 mm (2.5 inches)71%very high
August Weather17°C (63°F)74 mm (2.9 inches)76%high
September Weather15°C (58°F)50 mm (2.0 inches)82%high
October Weather11°C (53°F)99 mm (3.9 inches)90%moderate
November Weather8°C (46°F)57 mm (2.2 inches)92%low
December Weather6°C (43°F)86 mm (3.4 inches)92%low

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