October Weather in Grantham, United Kingdom

Last updated: August 27, 2025

In Grantham, United Kingdom, the average temperature in October hovers around 11°C (53°F), with a minimum of 0°C (33°F) and a maximum reaching 24°C (75°F). Expect 76 mm (3.0 in) of precipitation spread across 11 days, contributing to an average humidity of 90%. Make sure to pack accordingly to enjoy this atmospheric blend!

October Temperature in Grantham

In October in Grantham, the average temperature is 11°C (53°F), with maximums reaching 24°C (75°F) and minimums dropping as low as 0°C (33°F). This climate makes it a pleasant time for travelers to enjoy outdoor activities while still being prepared for cooler evenings.

October Weather in Grantham: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Grantham, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grantham, October typically has an average temperature of 11°C (53°F), with highs reaching up to 24°C (75°F) and lows dropping to around 0°C (33°F).

Data source: Temperature data for Grantham generated using information from the Copernicus Climate Change Service.

October Precipitation in Grantham

In Grantham in October, the total precipitation amount is 76 mm (3.0 in), recorded over a period of 11 days.

October Precipitation Trends in Grantham

The chart displays monthly precipitation patterns in Grantham, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Grantham, October typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Grantham

In Grantham in October, humidity is 90%. With an average temperature of 11°C (53°F), this humidity feels like a heavy cloak, making traveling feel sticky and exhausting, as the dampness clings to your skin and the chill in the air sharpens the discomfort, leaving you longing for a breath of fresh, dry air.

October Average Humidity in Grantham

This chart illustrates the average monthly humidity levels in Grantham, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Grantham is approximately 90%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Grantham

In Grantham in October, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Grantham for better planning.

Maximum UV Index Levels in Grantham for October

The chart shows the monthly maximum UV Index (UVI) for Grantham in October, 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 October, the maximum UV index in Grantham typically reaches 4, which falls under the moderate exposure category.

Data source: Grantham October 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 October Weather in Grantham Compares to Other Months

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

This table compares monthly weather conditions in Grantham, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	46 mm (1.8 inches)	90%	low
February Weather	6°C (43°F)	57 mm (2.3 inches)	88%	low
March Weather	7°C (45°F)	61 mm (2.4 inches)	86%	moderate
April Weather	9°C (48°F)	35 mm (1.4 inches)	84%	moderate
May Weather	12°C (54°F)	64 mm (2.5 inches)	80%	high
June Weather	16°C (60°F)	78 mm (3.1 inches)	81%	very high
July Weather	18°C (64°F)	72 mm (2.8 inches)	76%	very high
August Weather	17°C (63°F)	75 mm (3.0 inches)	77%	high
September Weather	15°C (59°F)	57 mm (2.3 inches)	85%	moderate
October Weather	11°C (53°F)	76 mm (3.0 inches)	90%	moderate
November Weather	8°C (46°F)	58 mm (2.3 inches)	92%	low
December Weather	6°C (42°F)	74 mm (2.9 inches)	90%	low