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October Weather in Walnut Grove, United States

Last updated: June 24, 2025

In October, the average temperature in Walnut Grove, United States hovers around 9°C (48°F). Be prepared for a wide range of temperatures, as it can dip to a frigid -14°C (7°F) or soar to a warm 29°C (85°F). You can expect 92 mm (3.6 in) of precipitation spread over 9 days, contributing to an overall average humidity of 82%.

October Temperature in Walnut Grove

In October in Walnut Grove, the average temperature is 9°C (48°F), with maximums reaching 29°C (85°F) and minimums plummeting to as low as -14°C (7°F). This wide range makes it essential for travelers to pack accordingly, ensuring they are prepared for both warm days and potentially cold nights.

October Weather in Walnut Grove: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Walnut Grove, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Walnut Grove, October typically has an average temperature of 9°C (48°F), with highs reaching up to 29°C (85°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec171733435972747064483425
Data source: Temperature data for Walnut 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.

October Precipitation in Walnut Grove

In Walnut Grove in October, the precipitation amount is 92 mm (3.6 in) during 9 days, indicating a relatively wet period for the region.

October Precipitation Trends in Walnut Grove

The chart displays monthly precipitation patterns in Walnut Grove, 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 Walnut Grove, October typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec27276583122104118128107923041
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Walnut Grove

In Walnut Grove in October, humidity is 82%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making it essential to dress in layers for your travels while keeping an umbrella handy for unexpected drizzles.

October Average Humidity in Walnut Grove

This chart illustrates the average monthly humidity levels in Walnut Grove, 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 Walnut Grove is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%89%81%82%76%81%82%83%82%82%87%84%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Walnut Grove

In Walnut Grove in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Walnut Grove.

Maximum UV Index Levels in Walnut Grove for October

The chart shows the monthly maximum UV Index (UVI) for Walnut Grove 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 Walnut Grove typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3558910998532
Data source: Walnut Grove 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 Walnut Grove Compares to Other Months

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

This table compares monthly weather conditions in Walnut Grove, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (17°F)27 mm (1.0 inches)85%moderate
February Weather-9°C (17°F)27 mm (1.1 inches)89%moderate
March Weather1°C (33°F)65 mm (2.6 inches)81%moderate
April Weather6°C (43°F)83 mm (3.3 inches)82%very high
May Weather15°C (59°F)122 mm (4.8 inches)76%very high
June Weather22°C (72°F)104 mm (4.1 inches)81%very high
July Weather23°C (74°F)118 mm (4.6 inches)82%very high
August Weather21°C (71°F)128 mm (5.1 inches)83%very high
September Weather18°C (65°F)107 mm (4.2 inches)82%very high
October Weather9°C (48°F)92 mm (3.6 inches)82%moderate
November Weather1°C (34°F)30 mm (1.2 inches)87%moderate
December Weather-4°C (25°F)41 mm (1.6 inches)84%low

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