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March Weather in Grimsby, United Kingdom

Last updated: August 27, 2025

In March, the average temperature in Grimsby, United Kingdom hovers around 7°C (45°F). Residents can experience a minimum chill of -4°C (25°F), with highs reaching up to 20°C (69°F). Expect 58 mm (2.3 in) of precipitation spread over about 13 days, contributing to the region's average humidity of 86%.

March Temperature in Grimsby

In March in Grimsby, the average temperature is 7°C (45°F). Maximums can reach 20°C (69°F) and minimums can be as low as -4°C (25°F). Be prepared for a mix of cool and mild weather, making it an ideal time for outdoor activities and exploring the local sights.

March Weather in Grimsby: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Grimsby, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grimsby, March typically has an average temperature of 7°C (45°F), with highs reaching up to 20°C (69°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec414245475359636358534642
Data source: Temperature data for Grimsby 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.

March Precipitation in Grimsby

In Grimsby in March, the total precipitation amount is 58 mm (2.3 in), occurring over the course of 13 days.

March Precipitation Trends in Grimsby

The chart displays monthly precipitation patterns in Grimsby, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Grimsby, March typically receives around 58 mm (2.3 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec435658336678788165756268
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Grimsby

In Grimsby in March, humidity is 86%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration a bit uncomfortable and necessitating cozy layers to stay warm while navigating the moist air.

March Average Humidity in Grimsby

This chart illustrates the average monthly humidity levels in Grimsby, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Grimsby is approximately 86%, 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 March generated using information from the Copernicus Climate Change Service.

March UV Index in Grimsby

In Grimsby in March, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Grimsby, you can check the information here.

Maximum UV Index Levels in Grimsby for March

The chart shows the monthly maximum UV Index (UVI) for Grimsby in March, 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 March, the maximum UV index in Grimsby typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123578875321
Data source: Grimsby March 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 March Weather in Grimsby Compares to Other Months

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

This table compares monthly weather conditions in Grimsby, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)43 mm (1.7 inches)89%low
February Weather6°C (43°F)56 mm (2.2 inches)87%low
March Weather7°C (45°F)58 mm (2.3 inches)86%moderate
April Weather9°C (48°F)33 mm (1.3 inches)85%moderate
May Weather12°C (54°F)66 mm (2.6 inches)83%high
June Weather15°C (60°F)78 mm (3.1 inches)83%very high
July Weather17°C (63°F)78 mm (3.1 inches)79%very high
August Weather17°C (63°F)81 mm (3.2 inches)78%high
September Weather15°C (58°F)65 mm (2.5 inches)84%moderate
October Weather11°C (53°F)75 mm (2.9 inches)88%moderate
November Weather8°C (47°F)62 mm (2.4 inches)89%low
December Weather6°C (42°F)68 mm (2.7 inches)88%low

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