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April Weather in Northridge, United States

Last updated: June 24, 2025

In April, the average temperature in Northridge, United States hovers around 11°C (53°F). Expect a range from a chilly -5°C (23°F) to a warm 29°C (84°F). During this month, you'll encounter about 104 mm (4.1 in) of precipitation on roughly 12 days, accompanied by an average humidity of 85%. Prepare accordingly for a mix of cool and warm days!

April Temperature in Northridge

In April in Northridge, the average temperature is a mild 11°C (53°F). Maximum temperatures can reach up to 29°C (84°F), while minimums can drop as low as -5°C (23°F). Be prepared for a range of weather when traveling during this month, bringing both light clothing and warmer layers.

April Weather in Northridge: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Northridge, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Northridge, April typically has an average temperature of 11°C (53°F), with highs reaching up to 29°C (84°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec313443526472767469584237
Data source: Temperature data for Northridge 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 Northridge

In Northridge in April, the total precipitation amount is 104 mm (4.1 in) spread over 12 days.

April Precipitation Trends in Northridge

The chart displays monthly precipitation patterns in Northridge, 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 Northridge, April typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec771041181041311381118989999797
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Northridge

In Northridge in April humidity is 85%. With an average temperature of 11°C (53°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier and creating a dampness in the air that can be exhausting for travelers.

April Average Humidity in Northridge

This chart illustrates the average monthly humidity levels in Northridge, 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 Northridge is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%85%81%82%81%73%73%78%89%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Northridge

In Northridge in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Northridge.

Maximum UV Index Levels in Northridge for April

The chart shows the monthly maximum UV Index (UVI) for Northridge 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 Northridge typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098643
Data source: Northridge 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 Northridge Compares to Other Months

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

This table compares monthly weather conditions in Northridge, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (31°F)77 mm (3.0 inches)88%moderate
February Weather1°C (35°F)104 mm (4.1 inches)88%moderate
March Weather6°C (43°F)117 mm (4.6 inches)87%high
April Weather11°C (53°F)104 mm (4.1 inches)85%very high
May Weather18°C (65°F)131 mm (5.2 inches)81%very high
June Weather22°C (73°F)138 mm (5.4 inches)82%very high
July Weather25°C (77°F)111 mm (4.4 inches)81%very high
August Weather23°C (74°F)89 mm (3.5 inches)73%very high
September Weather21°C (70°F)89 mm (3.5 inches)73%very high
October Weather14°C (58°F)99 mm (3.9 inches)78%high
November Weather6°C (42°F)96 mm (3.8 inches)89%moderate
December Weather3°C (37°F)97 mm (3.8 inches)87%moderate

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