October Weather in Pomona, United States

Last updated: June 24, 2025

The average temperature in Pomona, United States during October is a pleasant 20°C (68°F). Temperatures can fluctuate, with minimums dipping to 8°C (47°F) and soaring to a maximum of 38°C (101°F). Expect 12 mm (0.5 in) of precipitation over approximately 1 day, accompanied by an average humidity of 67%.

October Temperature in Pomona

In October in Pomona, the average temperature is 20°C (68°F). The maximum can reach 38°C (101°F), while the minimum can be as low as 8°C (47°F). Be prepared for warm days and cooler nights when planning your travel to Pomona during this time.

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

The chart illustrates October temperature patterns in Pomona, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pomona, October typically has an average temperature of 20°C (68°F), with highs reaching up to 38°C (101°F) and lows dropping to around 8°C (47°F).

Data source: Temperature data for Pomona generated using information from the Copernicus Climate Change Service.

October Precipitation in Pomona

In Pomona in October, the precipitation amount is 12 mm (0.5 in) over the course of 1 day.

October Precipitation Trends in Pomona

The chart displays monthly precipitation patterns in Pomona, 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 Pomona, October typically receives around 12 mm (0.5 inches) of precipitation spread over approximately 1 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Pomona

In Pomona 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 Pomona

This chart illustrates the average monthly humidity levels in Pomona, 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 Pomona is approximately 67%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Pomona

In Pomona 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 Pomona.

Maximum UV Index Levels in Pomona for October

The chart shows the monthly maximum UV Index (UVI) for Pomona 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 Pomona typically reaches 7, which falls under the high exposure category.

Data source: Pomona 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 Pomona Compares to Other Months

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

This table compares monthly weather conditions in Pomona, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	80 mm (3.1 inches)	74%	moderate
February Weather	12°C (55°F)	70 mm (2.8 inches)	79%	high
March Weather	14°C (57°F)	76 mm (3.0 inches)	75%	very high
April Weather	16°C (62°F)	27 mm (1.1 inches)	70%	very high
May Weather	18°C (64°F)	17 mm (0.7 inches)	70%	very high
June Weather	21°C (70°F)	1 mm (0.0 inches)	72%	extreme
July Weather	24°C (76°F)	1 mm (0.1 inches)	73%	extreme
August Weather	25°C (77°F)	2 mm (0.1 inches)	69%	very high
September Weather	23°C (74°F)	3 mm (0.1 inches)	68%	very high
October Weather	20°C (68°F)	12 mm (0.5 inches)	67%	high
November Weather	16°C (61°F)	26 mm (1.0 inches)	68%	moderate
December Weather	12°C (54°F)	79 mm (3.1 inches)	71%	moderate