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April Weather in Pasco, United States

Last updated: June 24, 2025

In Pasco, United States, the average temperature in April hovers around 13°C (55°F). Expect minimum temperatures to dip as low as 0°C (31°F) while occasionally peaking at a warm 32°C (90°F). With a precipitation amount of 26 mm (1.0 in) spread over 5 days, you might want to carry an umbrella. The average humidity is a cozy 82%, adding to the unique atmosphere of this delightful destination.

April Temperature in Pasco

In April in Pasco, the average temperature is 13°C (55°F). The maximum can reach 32°C (90°F), and the minimum can be as low as 0°C (31°F). This variety in temperatures makes it essential for travelers to pack for both warm and cool weather.

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

The chart illustrates April temperature patterns in Pasco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pasco, April typically has an average temperature of 13°C (55°F), with highs reaching up to 32°C (90°F) and lows dropping to around 0°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec353746556674818069544336
Data source: Temperature data for Pasco 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 Pasco

In Pasco in April, the precipitation amount is 26 mm (1.0 in) over the course of 5 days.

April Precipitation Trends in Pasco

The chart displays monthly precipitation patterns in Pasco, 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 Pasco, April typically receives around 26 mm (1.0 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec3945322615100312273735
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Pasco

In Pasco in April, humidity is 82%. With an average temperature of 13°C (55°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities sticky and uncomfortable for traveling.

April Average Humidity in Pasco

This chart illustrates the average monthly humidity levels in Pasco, 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 Pasco is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%86%82%77%79%77%62%60%80%87%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Pasco

In Pasco in April, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Pasco, you can refer to this Hourly UV Index in Pasco.

Maximum UV Index Levels in Pasco for April

The chart shows the monthly maximum UV Index (UVI) for Pasco 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 Pasco typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2356991097532
Data source: Pasco 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 Pasco Compares to Other Months

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

This table compares monthly weather conditions in Pasco, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)39 mm (1.5 inches)85%low
February Weather3°C (37°F)45 mm (1.8 inches)86%moderate
March Weather8°C (46°F)32 mm (1.3 inches)86%moderate
April Weather13°C (55°F)26 mm (1.0 inches)82%high
May Weather19°C (66°F)15 mm (0.6 inches)77%very high
June Weather23°C (74°F)10 mm (0.4 inches)79%very high
July Weather27°C (82°F)0 mm (0.0 inches)77%very high
August Weather27°C (80°F)3 mm (0.1 inches)62%very high
September Weather20°C (69°F)12 mm (0.5 inches)60%high
October Weather12°C (54°F)27 mm (1.1 inches)80%moderate
November Weather6°C (43°F)37 mm (1.5 inches)87%moderate
December Weather2°C (36°F)35 mm (1.4 inches)86%low

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