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April Weather in Hayfork, United States

Last updated: June 24, 2025

In April, the average temperature in Hayfork, United States hovers around 9°C (49°F). While temperatures can dip as low as -3°C (26°F), they can also reach a pleasant 26°C (79°F). Expect some moisture in the air, with 77 mm (3.0 in) of precipitation spread over about 9 days, contributing to an average humidity level of 82%.

April Temperature in Hayfork

In April in Hayfork, the average temperature is 9°C (49°F). The maximum can reach 26°C (79°F), while the minimum can drop as low as -3°C (26°F). It's advisable to pack layered clothing to accommodate the varying temperatures during your trip.

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

The chart illustrates April temperature patterns in Hayfork, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hayfork, April typically has an average temperature of 9°C (49°F), with highs reaching up to 26°C (79°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec394043495564737264544538
Data source: Temperature data for Hayfork 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 Hayfork

In Hayfork in April, the precipitation amount is 77 mm (3.0 in) over the course of 9 days.

April Precipitation Trends in Hayfork

The chart displays monthly precipitation patterns in Hayfork, 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 Hayfork, April typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec171165133775312231349101125
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Hayfork

In Hayfork in April, humidity is 82%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities less enjoyable and prompting travelers to seek warmth indoors or in cozy cafes.

April Average Humidity in Hayfork

This chart illustrates the average monthly humidity levels in Hayfork, 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 Hayfork is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%85%82%81%79%70%60%62%72%87%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Hayfork

In Hayfork 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 Hayfork.

Maximum UV Index Levels in Hayfork for April

The chart shows the monthly maximum UV Index (UVI) for Hayfork 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 Hayfork typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579111111109743
Data source: Hayfork 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 Hayfork Compares to Other Months

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

This table compares monthly weather conditions in Hayfork, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)171 mm (6.7 inches)86%moderate
February Weather4°C (40°F)165 mm (6.5 inches)85%moderate
March Weather6°C (43°F)133 mm (5.2 inches)85%high
April Weather9°C (49°F)77 mm (3.0 inches)82%very high
May Weather13°C (56°F)53 mm (2.1 inches)81%extreme
June Weather18°C (65°F)12 mm (0.5 inches)79%extreme
July Weather23°C (73°F)2 mm (0.1 inches)70%extreme
August Weather22°C (72°F)3 mm (0.1 inches)60%very high
September Weather18°C (65°F)13 mm (0.5 inches)62%very high
October Weather12°C (55°F)49 mm (1.9 inches)72%high
November Weather7°C (46°F)101 mm (4.0 inches)87%moderate
December Weather3°C (38°F)125 mm (4.9 inches)86%moderate

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