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April Weather in Smithfield, United States

Last updated: June 24, 2025

In April, the average temperature in Smithfield, United States hovers around 11°C (52°F). Expect temperatures to range from a chilly -5°C (22°F) at night to a warm 28°C (83°F) during the day. With 134 mm (5.3 in) of precipitation spread over 16 days, it’s wise to pack an umbrella. Don't forget that the average humidity is quite high at 84%, adding to the overall climate experience.

April Temperature in Smithfield

In April in Smithfield, the average temperature is 11°C (52°F). Maximum temperatures can reach 28°C (83°F), while minimums can drop as low as -5°C (22°F). Be prepared for a wide range of temperatures, so pack accordingly for your travels.

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

The chart illustrates April temperature patterns in Smithfield, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Smithfield, April typically has an average temperature of 11°C (52°F), with highs reaching up to 28°C (83°F) and lows dropping to around -5°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec323742526269747267574337
Data source: Temperature data for Smithfield 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 Smithfield

In Smithfield in April, the total precipitation amount is 134 mm (5.3 in), distributed over 16 days.

April Precipitation Trends in Smithfield

The chart displays monthly precipitation patterns in Smithfield, 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 Smithfield, April typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec881371161341441511149410711586126
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Smithfield

In Smithfield in April, humidity is 84%. With an average temperature of 11°C (52°F), this humidity feels like a heavy blanket, making it uncomfortable for traveling as the dampness clings to your skin and can leave you feeling sluggish and fatigued.

April Average Humidity in Smithfield

This chart illustrates the average monthly humidity levels in Smithfield, 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 Smithfield is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Smithfield

In Smithfield 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 Smithfield.

Maximum UV Index Levels in Smithfield for April

The chart shows the monthly maximum UV Index (UVI) for Smithfield 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 Smithfield typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101010108753
Data source: Smithfield 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 Smithfield Compares to Other Months

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

This table compares monthly weather conditions in Smithfield, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)88 mm (3.5 inches)86%moderate
February Weather3°C (37°F)137 mm (5.4 inches)86%moderate
March Weather6°C (43°F)116 mm (4.6 inches)86%high
April Weather11°C (52°F)134 mm (5.3 inches)84%very high
May Weather17°C (62°F)144 mm (5.7 inches)78%very high
June Weather21°C (69°F)151 mm (5.9 inches)79%very high
July Weather23°C (74°F)114 mm (4.5 inches)70%very high
August Weather22°C (72°F)94 mm (3.7 inches)59%very high
September Weather19°C (67°F)107 mm (4.2 inches)68%very high
October Weather14°C (57°F)115 mm (4.5 inches)80%high
November Weather6°C (43°F)86 mm (3.4 inches)86%moderate
December Weather3°C (37°F)126 mm (4.9 inches)85%moderate

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