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October Weather in Sun Prairie, United States

Last updated: June 24, 2025

In October, the average temperature in Sun Prairie, United States hovers around 7°C (44°F), showcasing a wide range from a chilly -15°C (5°F) to a warm 30°C (86°F). Prepare for some moisture, as the region experiences about 37 mm (1.5 in) of precipitation over the course of 7 days. With an average humidity level of 72%, it’s essential to dress accordingly!

October Temperature in Sun Prairie

In October in Sun Prairie, the average temperature is 7°C (44°F). The maximum can reach 30°C (86°F), while the minimum can be as low as -15°C (5°F). Travelers should be prepared for a wide range of temperatures when visiting during this time.

October Weather in Sun Prairie: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Sun Prairie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sun Prairie, October typically has an average temperature of 7°C (44°F), with highs reaching up to 30°C (86°F) and lows dropping to around -15°C (5°F).
JanFebMarAprMayJunJulAugSepOctNovDec261933425463726959443629
Data source: Temperature data for Sun Prairie 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 Sun Prairie

In Sun Prairie in October, the precipitation amount is 37 mm (1.5 in) during a span of 7 days.

October Precipitation Trends in Sun Prairie

The chart displays monthly precipitation patterns in Sun Prairie, 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 Sun Prairie, October typically receives around 37 mm (1.5 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec153925597177122438372926
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Sun Prairie

In Sun Prairie in October, humidity is 72%. With an average temperature of 7°C (44°F), this humidity feels like a persistent chill that penetrates through clothing, making travel uncomfortable and damp, especially during outdoor excursions.

October Average Humidity in Sun Prairie

This chart illustrates the average monthly humidity levels in Sun Prairie, 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 Sun Prairie is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%88%83%78%76%78%77%71%68%72%84%91%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Sun Prairie

In Sun Prairie 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 Sun Prairie.

Maximum UV Index Levels in Sun Prairie for October

The chart shows the monthly maximum UV Index (UVI) for Sun Prairie 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 Sun Prairie typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Sun Prairie 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 Sun Prairie Compares to Other Months

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

This table compares monthly weather conditions in Sun Prairie, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)15 mm (0.6 inches)87%low
February Weather-7°C (19°F)39 mm (1.6 inches)88%moderate
March Weather1°C (34°F)25 mm (1.0 inches)83%moderate
April Weather5°C (42°F)59 mm (2.3 inches)78%high
May Weather12°C (54°F)71 mm (2.8 inches)76%very high
June Weather17°C (64°F)77 mm (3.0 inches)78%very high
July Weather22°C (72°F)12 mm (0.5 inches)77%very high
August Weather21°C (69°F)24 mm (0.9 inches)71%very high
September Weather15°C (59°F)38 mm (1.5 inches)68%high
October Weather7°C (44°F)37 mm (1.5 inches)72%moderate
November Weather2°C (36°F)29 mm (1.2 inches)84%moderate
December Weather-2°C (29°F)26 mm (1.0 inches)90%low

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