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April Weather in Glendale, United States

Last updated: June 24, 2025

In April, the average temperature in Glendale, United States is a cool 9°C (48°F). Expect a temperature range that can dip to a brisk -5°C (23°F) and soar up to a pleasant 26°C (79°F). This month sees an average precipitation of 111 mm (4.4 in) spread over 12 days, contributing to a high average humidity of 83%. Prepare for a month of varied weather!

April Temperature in Glendale

In April in Glendale, the average temperature is 9°C (48°F), with maximums that can reach 26°C (79°F) and minimums that can dip as low as -5°C (23°F). This range makes it a great time to experience the diverse weather, so travelers should pack accordingly for both warm days and chilly evenings.

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

The chart illustrates April temperature patterns in Glendale, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Glendale, April typically has an average temperature of 9°C (48°F), with highs reaching up to 26°C (79°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec393943485461676862524438
Data source: Temperature data for Glendale 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 Glendale

In Glendale, in April, the precipitation amount is 111 mm (4.4 in) over a span of 12 days.

April Precipitation Trends in Glendale

The chart displays monthly precipitation patterns in Glendale, 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 Glendale, April typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec1621861301115928165258113146
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Glendale

In Glendale in April humidity is 83%. With an average temperature of 9°C (48°F), this humidity feels like an enveloping blanket, making outdoor activities quite uncomfortable and encouraging travelers to seek shelter or shade frequently.

April Average Humidity in Glendale

This chart illustrates the average monthly humidity levels in Glendale, 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 Glendale is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%85%86%83%83%83%78%67%66%77%87%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Glendale

In Glendale in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Glendale.

Maximum UV Index Levels in Glendale for April

The chart shows the monthly maximum UV Index (UVI) for Glendale 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 Glendale typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468101110108642
Data source: Glendale 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 Glendale Compares to Other Months

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

This table compares monthly weather conditions in Glendale, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)162 mm (6.4 inches)84%moderate
February Weather4°C (39°F)186 mm (7.3 inches)85%moderate
March Weather6°C (43°F)130 mm (5.1 inches)86%high
April Weather9°C (48°F)111 mm (4.4 inches)83%very high
May Weather12°C (55°F)59 mm (2.3 inches)83%very high
June Weather16°C (61°F)28 mm (1.1 inches)83%extreme
July Weather20°C (68°F)1 mm (0.0 inches)78%very high
August Weather20°C (68°F)6 mm (0.3 inches)67%very high
September Weather16°C (62°F)52 mm (2.0 inches)66%very high
October Weather11°C (52°F)58 mm (2.3 inches)77%high
November Weather7°C (45°F)113 mm (4.4 inches)87%moderate
December Weather3°C (38°F)146 mm (5.7 inches)87%low

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