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October Weather in San Manuel, United States

Last updated: June 24, 2025

In October, the average temperature in San Manuel, United States hovers around 20°C (68°F). However, temperatures can fluctuate significantly, dipping to a chilly 1°C (34°F) and peaking at a warm 35°C (95°F). Expect some light rain, with 21 mm (0.8 in) of precipitation spread over 3 days. Humidity remains relatively comfortable at an average of 67%.

October Temperature in San Manuel

In October in San Manuel, the average temperature is 20°C (68°F). Maximum temperatures can reach 35°C (95°F), while minimums can drop as low as 1°C (34°F). This varying climate makes San Manuel an exciting destination for travelers seeking both warm days and cool evenings.

October Weather in San Manuel: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in San Manuel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Manuel, October typically has an average temperature of 20°C (68°F), with highs reaching up to 35°C (95°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec485056667283828077675949
Data source: Temperature data for San Manuel 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 San Manuel

In San Manuel in October, the precipitation amount is 21 mm (0.8 in) over a period of 3 days.

October Precipitation Trends in San Manuel

The chart displays monthly precipitation patterns in San Manuel, 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 San Manuel, October typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec43553158141129243212443
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in San Manuel

In San Manuel in October humidity is 67%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making travel comfortable yet slightly sticky, as the air clings to your skin and invites you to enjoy the sights at a leisurely pace.

October Average Humidity in San Manuel

This chart illustrates the average monthly humidity levels in San Manuel, 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 San Manuel is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%79%67%55%40%33%34%48%64%67%77%82%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in San Manuel

In San Manuel in October, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in San Manuel.

Maximum UV Index Levels in San Manuel for October

The chart shows the monthly maximum UV Index (UVI) for San Manuel 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 San Manuel typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5710111213121111865
Data source: San Manuel 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 San Manuel Compares to Other Months

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

This table compares monthly weather conditions in San Manuel, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)43 mm (1.7 inches)76%moderate
February Weather10°C (50°F)55 mm (2.2 inches)79%high
March Weather13°C (56°F)31 mm (1.2 inches)67%very high
April Weather19°C (66°F)5 mm (0.2 inches)55%extreme
May Weather22°C (73°F)8 mm (0.3 inches)40%extreme
June Weather28°C (83°F)14 mm (0.6 inches)33%extreme
July Weather28°C (82°F)112 mm (4.4 inches)34%extreme
August Weather27°C (81°F)92 mm (3.6 inches)48%extreme
September Weather25°C (77°F)43 mm (1.7 inches)64%extreme
October Weather20°C (68°F)21 mm (0.8 inches)67%very high
November Weather15°C (59°F)24 mm (0.9 inches)77%high
December Weather9°C (49°F)43 mm (1.7 inches)82%moderate

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