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April Weather in Hollister, United States

Last updated: June 24, 2025

In April, the average temperature in Hollister, United States hovers around 14°C (57°F). However, be prepared for a range of temperatures, with minimums dipping to -4°C (25°F) and maximums reaching a pleasant 32°C (89°F). Rainfall is expected, totaling approximately 156 mm (6.1 in) over about 12 days, contributing to an average humidity level of 78%.

April Temperature in Hollister

In April in Hollister, the average temperature is 14°C (57°F). Maximum temperatures can reach 32°C (89°F), while the minimum can drop to as low as -4°C (25°F). Be prepared for a wide range of weather conditions when traveling to Hollister during this month.

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

The chart illustrates April temperature patterns in Hollister, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hollister, April typically has an average temperature of 14°C (57°F), with highs reaching up to 32°C (89°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec374051576776807773604843
Data source: Temperature data for Hollister 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 Hollister

In Hollister in April, the precipitation amount is 156 mm (6.1 in) over the course of 12 days.

April Precipitation Trends in Hollister

The chart displays monthly precipitation patterns in Hollister, 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 Hollister, April typically receives around 156 mm (6.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec81941401561728777134531266974
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Hollister

In Hollister in April, humidity is 78%. With an average temperature of 14°C (57°F), this humidity feels like a damp blanket wrapping around you, making outdoor exploration a bit uncomfortable but still enjoyable if you stay hydrated and plan for breaks in the shade.

April Average Humidity in Hollister

This chart illustrates the average monthly humidity levels in Hollister, 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 Hollister is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%78%76%78%83%83%78%68%64%70%83%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Hollister

In Hollister 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 Hollister.

Maximum UV Index Levels in Hollister for April

The chart shows the monthly maximum UV Index (UVI) for Hollister 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 Hollister typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36810111111109753
Data source: Hollister 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 Hollister Compares to Other Months

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

This table compares monthly weather conditions in Hollister, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)80 mm (3.2 inches)81%moderate
February Weather4°C (40°F)94 mm (3.7 inches)78%high
March Weather10°C (51°F)140 mm (5.5 inches)76%very high
April Weather14°C (57°F)156 mm (6.1 inches)78%very high
May Weather20°C (67°F)172 mm (6.8 inches)83%extreme
June Weather24°C (76°F)87 mm (3.4 inches)83%extreme
July Weather26°C (80°F)77 mm (3.0 inches)78%extreme
August Weather25°C (77°F)134 mm (5.3 inches)68%very high
September Weather23°C (74°F)53 mm (2.1 inches)64%very high
October Weather16°C (60°F)126 mm (5.0 inches)70%high
November Weather9°C (48°F)69 mm (2.7 inches)83%moderate
December Weather6°C (43°F)74 mm (2.9 inches)87%moderate

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