January Weather in Pomona Park, United States

Last updated: June 24, 2025

In January, the average temperature in Pomona Park, United States is a mild 15°C (59°F). However, be prepared for temperature fluctuations, as it can dip to a chilly -3°C (27°F) at its lowest and soar to a warm 28°C (82°F) at its highest. During this month, you can expect precipitation around 44 mm (1.7 in) over approximately 4 days, paired with a relatively high average humidity of 83%. Whether you're exploring the outdoors or enjoying cozy indoor activities, this climate offers a little bit of everything!

January Temperature in Pomona Park

In January in Pomona Park, the average temperature is 15°C (59°F). The maximum can reach 28°C (82°F) and the minimum can be as low as -3°C (27°F). Be prepared for a range of temperatures and pack accordingly for your trip!

January Weather in Pomona Park: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Pomona Park, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pomona Park, January typically has an average temperature of 15°C (59°F), with highs reaching up to 28°C (82°F) and lows dropping to around -3°C (27°F).

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

January Precipitation in Pomona Park

In Pomona Park in January, the precipitation amount is 44 mm (1.7 in) over the course of 4 days.

January Precipitation Trends in Pomona Park

The chart displays monthly precipitation patterns in Pomona Park, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Pomona Park, January typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 4 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Pomona Park

In Pomona Park in January humidity is 83%. With an average temperature of 15°C (59°F), this humidity feels like a cozy, damp embrace that can be quite stifling for traveling, making even short walks feel more exhausting than they should, and prompting a need for frequent breaks in shaded or air-conditioned areas.

January Average Humidity in Pomona Park

This chart illustrates the average monthly humidity levels in Pomona Park, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Pomona Park is approximately 83%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Pomona Park

In Pomona Park in January, 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 Pomona Park.

Maximum UV Index Levels in Pomona Park for January

The chart shows the monthly maximum UV Index (UVI) for Pomona Park in January, 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 January, the maximum UV index in Pomona Park typically reaches 5, which falls under the moderate exposure category.

Data source: Pomona Park January 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 January Weather in Pomona Park Compares to Other Months

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

This table compares monthly weather conditions in Pomona Park, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (59°F)	44 mm (1.7 inches)	83%	moderate
February Weather	18°C (64°F)	55 mm (2.2 inches)	80%	very high
March Weather	19°C (66°F)	29 mm (1.1 inches)	75%	very high
April Weather	22°C (71°F)	84 mm (3.3 inches)	70%	extreme
May Weather	25°C (76°F)	98 mm (3.8 inches)	68%	extreme
June Weather	27°C (80°F)	175 mm (6.9 inches)	75%	extreme
July Weather	27°C (81°F)	213 mm (8.4 inches)	79%	extreme
August Weather	28°C (82°F)	183 mm (7.2 inches)	81%	extreme
September Weather	27°C (81°F)	151 mm (5.9 inches)	83%	extreme
October Weather	24°C (76°F)	94 mm (3.7 inches)	81%	very high
November Weather	19°C (66°F)	63 mm (2.5 inches)	82%	high
December Weather	16°C (62°F)	67 mm (2.6 inches)	84%	moderate