nomadseason

June Weather in Pomona, United States

Last updated: June 24, 2025

In June, the average temperature in Pomona, United States is a comfortable 25°C (78°F), with temperatures ranging from a cool 10°C (51°F) to a warm 38°C (101°F). Expect some rain, as precipitation amounts average 111 mm (4.4 in) over about 10 days. Combined with an average humidity of 82%, this month offers a rich, tropical ambiance perfect for enjoying the season!

June Temperature in Pomona

In June in Pomona, the average temperature is 25°C (78°F). Maximums can reach 38°C (101°F) and minimums can be as low as 10°C (51°F). This makes it an ideal time for travelers to enjoy both warm days and cool evenings while exploring all that Pomona has to offer.

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 25°C (78°F), with highs reaching up to 38°C (101°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec323447556677807772574539
Data source: Temperature data for Pomona generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Pomona

In Pomona in June, the precipitation amount is 111 mm (4.4 in) over a span of 10 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 111 mm (4.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec53359594202111105121801183832
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

June Humidity in Pomona

In Pomona in June, humidity is 82%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor activities a bit more challenging and encouraging you to seek shade or a cool spot during your travels.

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 82%, 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 June generated using information from the Copernicus Climate Change Service.

June UV Index in Pomona

In Pomona in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, 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 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3679101111109743
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.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)53 mm (2.1 inches)76%moderate
February Weather1°C (34°F)35 mm (1.4 inches)77%high
March Weather9°C (48°F)95 mm (3.7 inches)70%high
April Weather13°C (55°F)94 mm (3.7 inches)73%very high
May Weather19°C (66°F)202 mm (7.9 inches)82%very high
June Weather25°C (78°F)111 mm (4.4 inches)82%extreme
July Weather27°C (80°F)105 mm (4.1 inches)81%extreme
August Weather25°C (77°F)121 mm (4.8 inches)78%very high
September Weather22°C (72°F)80 mm (3.1 inches)71%very high
October Weather14°C (58°F)118 mm (4.6 inches)71%high
November Weather7°C (45°F)38 mm (1.5 inches)81%moderate
December Weather4°C (39°F)32 mm (1.3 inches)84%moderate

Compare Pomona's Climate with Cities Worldwide