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October Weather in Chapman, United States

Last updated: June 24, 2025

In Chapman, United States, the average temperature in October hovers around 14°C (57°F). Be prepared for a wide temperature range, with minimums dipping to -4°C (25°F) and maximums soaring up to 34°C (93°F). During this month, expect 92 mm (3.6 in) of precipitation over 8 days, contributing to an average humidity of 71%.

October Temperature in Chapman

In October in Chapman, the average temperature is 14°C (57°F), with maximums that can reach 34°C (93°F) and minimums that can drop as low as -4°C (25°F). This variety in temperature makes Chapman an ideal destination for travelers seeking a mix of warm and cool experiences.

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

The chart illustrates October temperature patterns in Chapman, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chapman, October typically has an average temperature of 14°C (57°F), with highs reaching up to 34°C (93°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec323346556679817873574437
Data source: Temperature data for Chapman 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 Chapman

In Chapman in October, the precipitation amount is 92 mm (3.6 in), occurring over the course of 8 days.

October Precipitation Trends in Chapman

The chart displays monthly precipitation patterns in Chapman, 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 Chapman, October typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec30287769187758411664923226
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Chapman

In Chapman in October, humidity is 71%. With an average temperature of 14°C (57°F), this humidity feels like a damp blanket enveloping you, making outdoor activities less enjoyable and encouraging visitors to seek refuge in shaded spots or air-conditioned spaces.

October Average Humidity in Chapman

This chart illustrates the average monthly humidity levels in Chapman, 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 Chapman is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%78%70%73%82%82%81%78%71%71%81%84%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Chapman

In Chapman 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 Chapman, you can refer to this Hourly UV Index in Chapman.

Maximum UV Index Levels in Chapman for October

The chart shows the monthly maximum UV Index (UVI) for Chapman 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 Chapman typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Chapman 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 Chapman Compares to Other Months

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

This table compares monthly weather conditions in Chapman, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)30 mm (1.2 inches)76%moderate
February Weather0°C (33°F)28 mm (1.1 inches)77%moderate
March Weather8°C (47°F)77 mm (3.0 inches)70%high
April Weather13°C (55°F)69 mm (2.7 inches)73%very high
May Weather19°C (66°F)187 mm (7.4 inches)82%very high
June Weather26°C (79°F)75 mm (2.9 inches)82%extreme
July Weather27°C (82°F)84 mm (3.3 inches)81%extreme
August Weather25°C (78°F)116 mm (4.6 inches)78%very high
September Weather23°C (73°F)64 mm (2.5 inches)71%very high
October Weather14°C (57°F)92 mm (3.6 inches)71%high
November Weather7°C (45°F)32 mm (1.2 inches)81%moderate
December Weather3°C (37°F)26 mm (1.0 inches)84%moderate

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