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April Weather in Hayden, United States

Last updated: June 24, 2025

In Hayden, United States, the average temperature in April is a pleasant 21°C (69°F). Visitors should be prepared for a temperature range that can dip to a cool 6°C (43°F) and soar to a hot 36°C (98°F). Expect minimal rainfall, with an average precipitation of just 3 mm (0.1 in) over the course of 1 day, while the average humidity sits at a comfortable 55%.

April Temperature in Hayden

In April in Hayden, the average temperature is 21°C (69°F). Maximums can reach 36°C (98°F), while minimums can drop as low as 6°C (43°F). This diverse temperature range makes Hayden an ideal destination for travelers seeking both warmth and cooler respite.

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

The chart illustrates April temperature patterns in Hayden, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hayden, April typically has an average temperature of 21°C (69°F), with highs reaching up to 36°C (98°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec495259697687888782716151
Data source: Temperature data for Hayden 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 Hayden

In Hayden in April, the precipitation amount is 3 mm (0.1 in) over the course of 1 day.

April Precipitation Trends in Hayden

The chart displays monthly precipitation patterns in Hayden, 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 Hayden, April typically receives around 3 mm (0.1 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec414625363562922132032
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Hayden

In Hayden in April, humidity is 55%. With an average temperature of 21°C (69°F), this humidity feels like a refreshing embrace, making it quite pleasant for traveling as long as you stay hydrated and take frequent breaks in the shade.

April Average Humidity in Hayden

This chart illustrates the average monthly humidity levels in Hayden, 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 Hayden is approximately 55%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%79%67%55%40%33%34%48%64%67%77%82%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Hayden

In Hayden in April, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Hayden.

Maximum UV Index Levels in Hayden for April

The chart shows the monthly maximum UV Index (UVI) for Hayden 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 Hayden typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479111212121110864
Data source: Hayden 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 Hayden Compares to Other Months

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

This table compares monthly weather conditions in Hayden, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)41 mm (1.6 inches)76%moderate
February Weather11°C (52°F)46 mm (1.8 inches)79%high
March Weather15°C (60°F)25 mm (1.0 inches)67%very high
April Weather21°C (69°F)3 mm (0.1 inches)55%extreme
May Weather25°C (76°F)6 mm (0.2 inches)40%extreme
June Weather30°C (87°F)3 mm (0.1 inches)33%extreme
July Weather31°C (88°F)56 mm (2.2 inches)34%extreme
August Weather30°C (87°F)29 mm (1.1 inches)48%extreme
September Weather28°C (82°F)22 mm (0.9 inches)64%very high
October Weather21°C (71°F)13 mm (0.5 inches)67%very high
November Weather16°C (61°F)20 mm (0.8 inches)77%high
December Weather10°C (51°F)32 mm (1.2 inches)82%moderate

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