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October Weather in Delavan, United States

Last updated: June 24, 2025

In October, the average temperature in Delavan, United States hovers around 14°C (57°F). Expect a broad range with minimum temperatures dipping to -4°C (25°F) and peaking at 32°C (91°F). Prepare for 115 mm (4.5 in) of precipitation over approximately 11 days, with average humidity levels reaching 82%.

October Temperature in Delavan

In October in Delavan, the average temperature is 14°C (57°F). Maximum temperatures can reach 32°C (91°F), while minimums can drop as low as -4°C (25°F). This range of temperatures makes Delavan an ideal destination for travelers seeking both warm days and cooler evenings.

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

The chart illustrates October temperature patterns in Delavan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Delavan, October typically has an average temperature of 14°C (57°F), with highs reaching up to 32°C (91°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec283143526574777470574135
Data source: Temperature data for Delavan 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 Delavan

In Delavan in October, the total precipitation amount is 115 mm (4.5 in) spread over 11 days.

October Precipitation Trends in Delavan

The chart displays monthly precipitation patterns in Delavan, 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 Delavan, October typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec676912112115213111597651156453
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Delavan

In Delavan in October, humidity is 82%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making outdoor activities uncomfortable and travel more challenging due to the heavy, damp air.

October Average Humidity in Delavan

This chart illustrates the average monthly humidity levels in Delavan, 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 Delavan is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Delavan

In Delavan in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Delavan, you can refer to this Hourly UV Index in Delavan.

Maximum UV Index Levels in Delavan for October

The chart shows the monthly maximum UV Index (UVI) for Delavan 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 Delavan typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357810111098642
Data source: Delavan 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 Delavan Compares to Other Months

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

This table compares monthly weather conditions in Delavan, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)67 mm (2.6 inches)82%moderate
February Weather-1°C (31°F)69 mm (2.7 inches)83%moderate
March Weather6°C (43°F)121 mm (4.8 inches)84%high
April Weather11°C (52°F)121 mm (4.8 inches)85%very high
May Weather18°C (65°F)152 mm (6.0 inches)79%very high
June Weather24°C (75°F)131 mm (5.2 inches)82%extreme
July Weather25°C (77°F)115 mm (4.5 inches)80%very high
August Weather23°C (74°F)97 mm (3.8 inches)81%very high
September Weather21°C (71°F)65 mm (2.6 inches)80%very high
October Weather14°C (57°F)115 mm (4.5 inches)82%high
November Weather5°C (41°F)64 mm (2.5 inches)88%moderate
December Weather2°C (36°F)53 mm (2.1 inches)84%low

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