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April Weather in Mission Viejo, United States

Last updated: June 24, 2025

In April, the average temperature in Mission Viejo, United States is a pleasant 16°C (61°F). Expect minimums of 11°C (52°F) and maximums reaching 31°C (88°F). With an average humidity of 70%, you'll find the air comfortably warm. However, be prepared for a little rain; 25 mm (1.0 in) of precipitation typically falls over 2 days.

April Temperature in Mission Viejo

In April in Mission Viejo, the average temperature is 16°C (61°F). The maximum can reach 31°C (88°F), while the minimum can drop as low as 11°C (52°F). This pleasant climate makes Mission Viejo an ideal destination for travelers seeking comfortable weather for outdoor activities and exploration.

April Weather in Mission Viejo: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Mission Viejo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mission Viejo, April typically has an average temperature of 16°C (61°F), with highs reaching up to 31°C (88°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec575758616265707170686358
Data source: Temperature data for Mission Viejo 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.

April Precipitation in Mission Viejo

In Mission Viejo in April, the precipitation amount is 25 mm (1.0 in) over the course of 2 days.

April Precipitation Trends in Mission Viejo

The chart displays monthly precipitation patterns in Mission Viejo, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Mission Viejo, April typically receives around 25 mm (1.0 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec6055542514333392269
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Mission Viejo

In Mission Viejo in April humidity is 70%. With an average temperature of 16°C (61°F), this humidity feels like a warm, damp blanket wrapping around you, making travel somewhat uncomfortable as you navigate the sticky air while trying to enjoy your surroundings.

April Average Humidity in Mission Viejo

This chart illustrates the average monthly humidity levels in Mission Viejo, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Mission Viejo is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%79%75%71%70%72%73%69%68%67%68%71%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Mission Viejo

In Mission Viejo in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Mission Viejo.

Maximum UV Index Levels in Mission Viejo for April

The chart shows the monthly maximum UV Index (UVI) for Mission Viejo in April, 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 April, the maximum UV index in Mission Viejo typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111010754
Data source: Mission Viejo April 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 April Weather in Mission Viejo Compares to Other Months

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

This table compares monthly weather conditions in Mission Viejo, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather14°C (58°F)60 mm (2.3 inches)74%moderate
February Weather14°C (57°F)55 mm (2.2 inches)79%high
March Weather14°C (58°F)54 mm (2.1 inches)75%very high
April Weather16°C (61°F)25 mm (1.0 inches)70%very high
May Weather16°C (62°F)14 mm (0.5 inches)70%extreme
June Weather18°C (65°F)3 mm (0.1 inches)72%extreme
July Weather21°C (70°F)3 mm (0.1 inches)73%extreme
August Weather22°C (71°F)3 mm (0.1 inches)69%very high
September Weather21°C (70°F)3 mm (0.1 inches)68%very high
October Weather20°C (68°F)9 mm (0.4 inches)67%high
November Weather17°C (63°F)22 mm (0.8 inches)68%moderate
December Weather14°C (58°F)69 mm (2.7 inches)71%moderate

Compare Mission Viejo's Climate with Cities Worldwide