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October Weather in Stillwater, United States

Last updated: June 24, 2025

In October, the average temperature in Stillwater, United States hovers around 16°C (62°F), making it a pleasant time to explore. However, be prepared for a range of temperatures, as lows can dip to -2°C (29°F) and highs may reach 34°C (93°F). With an average humidity of 71%, the atmosphere can feel quite muggy at times. Rainfall is also a possibility, with 108 mm (4.3 in) expected over about 9 days.

October Temperature in Stillwater

In October in Stillwater, the average temperature is 16°C (62°F). Maximums can reach up to 34°C (93°F), while minimums can drop as low as -2°C (29°F). This wide range of temperatures means travelers should be prepared for both warm days and chilly nights.

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

The chart illustrates October temperature patterns in Stillwater, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stillwater, October typically has an average temperature of 16°C (62°F), with highs reaching up to 34°C (93°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec394053596979828176625043
Data source: Temperature data for Stillwater 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 Stillwater

In Stillwater in October, the precipitation amount is 108 mm (4.3 in) spread over 9 days.

October Precipitation Trends in Stillwater

The chart displays monthly precipitation patterns in Stillwater, 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 Stillwater, October typically receives around 108 mm (4.3 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec5745861231431119091811083635
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Stillwater

In Stillwater in October, humidity is 71%. With an average temperature of 16°C (62°F), this humidity feels like a warm, damp embrace, making it a bit uncomfortable for traveling unless you're accustomed to such conditions.

October Average Humidity in Stillwater

This chart illustrates the average monthly humidity levels in Stillwater, 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 Stillwater is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%78%75%75%83%82%78%68%64%71%82%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Stillwater

In Stillwater in October, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Stillwater.

Maximum UV Index Levels in Stillwater for October

The chart shows the monthly maximum UV Index (UVI) for Stillwater 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 Stillwater typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46710101111109753
Data source: Stillwater 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 Stillwater Compares to Other Months

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

This table compares monthly weather conditions in Stillwater, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)57 mm (2.3 inches)79%moderate
February Weather5°C (41°F)45 mm (1.8 inches)78%high
March Weather12°C (53°F)86 mm (3.4 inches)75%high
April Weather15°C (59°F)123 mm (4.8 inches)75%very high
May Weather21°C (70°F)143 mm (5.6 inches)83%very high
June Weather26°C (79°F)110 mm (4.3 inches)81%extreme
July Weather28°C (83°F)90 mm (3.6 inches)78%extreme
August Weather27°C (81°F)91 mm (3.6 inches)68%very high
September Weather24°C (76°F)81 mm (3.2 inches)64%very high
October Weather16°C (62°F)108 mm (4.3 inches)71%high
November Weather10°C (50°F)36 mm (1.4 inches)82%moderate
December Weather6°C (44°F)35 mm (1.4 inches)87%moderate

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