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October Weather in Grantham, Australia

Last updated: August 22, 2025

In October, the average temperature in Grantham, Australia hovers around 20°C (68°F). However, temperatures can vary significantly, with a minimum of 8°C (47°F) and peaking at 34°C (94°F). Expect 122 mm (4.8 in) of precipitation over approximately 12 days, contributing to an average humidity level of 62%. Prepare for a mix of mild days and occasional rain as the month unfolds!

October Temperature in Grantham

In October in Grantham, the average temperature is 20°C (68°F). Maximum temperatures can reach 34°C (94°F), while the minimum can drop as low as 8°C (47°F). Be prepared for a range of weather conditions when traveling during this time.

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 20°C (68°F), with highs reaching up to 34°C (94°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec767572666156555763687175
Data source: Temperature data for Grantham 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.

October Precipitation in Grantham

In Grantham in October, the precipitation amount is 122 mm (4.8 in) over a span of 12 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 122 mm (4.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec69971303819312711111226196
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Grantham

In Grantham in October, humidity is 62%. With an average temperature of 20°C (68°F), this humidity feels like a warm, balmy embrace that can make outdoor activities enjoyable in the early morning and late afternoon, but can become quite stifling during the midday heat, making it advisable to stay hydrated and take breaks in shaded areas while traveling.

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 62%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%69%75%78%74%76%72%75%69%62%61%70%
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 is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Grantham.

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 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16151410755810121415
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.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)69 mm (2.7 inches)70%extreme
February Weather24°C (75°F)97 mm (3.8 inches)69%extreme
March Weather22°C (73°F)130 mm (5.1 inches)75%extreme
April Weather19°C (67°F)38 mm (1.5 inches)78%very high
May Weather16°C (61°F)19 mm (0.8 inches)74%high
June Weather13°C (56°F)30 mm (1.2 inches)76%moderate
July Weather13°C (55°F)27 mm (1.1 inches)72%moderate
August Weather14°C (57°F)11 mm (0.4 inches)75%very high
September Weather17°C (63°F)11 mm (0.4 inches)69%very high
October Weather20°C (68°F)122 mm (4.8 inches)62%extreme
November Weather22°C (71°F)61 mm (2.4 inches)61%extreme
December Weather24°C (75°F)96 mm (3.8 inches)70%extreme

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