June Weather in Pomona, United States

Last updated: June 24, 2025

In Pomona, United States, the average temperature in June is a pleasant 21°C (70°F). Expect a minimum of 11°C (52°F) and a possible maximum of 36°C (98°F). Fortunately, you won't have to worry about rainfall, as the precipitation amount is a mere 1 mm (0.0 in) over 0 days, making it a dry month. With an average humidity of 72%, it's the perfect time to explore the outdoors!

June Temperature in Pomona

In June, Pomona enjoys a pleasant average temperature of 21°C (70°F), making it an ideal destination for travelers. The maximum can reach a scorching 36°C (98°F), while the minimum can drop to a cool 11°C (52°F), so it's wise to pack accordingly for a comfortable trip.

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

The chart illustrates June 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, June typically has an average temperature of 21°C (70°F), with highs reaching up to 36°C (98°F) and lows dropping to around 11°C (52°F).

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

June Precipitation in Pomona

In Pomona in June, the precipitation amount is 1 mm (0.0 in) during a span of 0 days.

June Precipitation Trends in Pomona

The chart displays monthly precipitation patterns in Pomona, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Pomona, June typically receives around 1 mm (0.0 inches) of precipitation spread over approximately 0 days.

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

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Millimeters (mm) Inches (in)

June Humidity in Pomona

In Pomona in June, humidity is 72%. With an average temperature of 21°C (70°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities a bit sticky and sweaty, but still manageable for traveling if you stay hydrated and take regular breaks in the shade.

June Average Humidity in Pomona

This chart illustrates the average monthly humidity levels in Pomona, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Pomona is approximately 72%, offering insight into how humid the weather typically is during this month.

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

June UV Index in Pomona

In Pomona in June, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Pomona.

Maximum UV Index Levels in Pomona for June

The chart shows the monthly maximum UV Index (UVI) for Pomona in June, 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 June, the maximum UV index in Pomona typically reaches 12, which falls under the extreme exposure category.

Data source: Pomona June 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 June 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 June’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 June’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