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April Weather in East Williston, United States

Last updated: June 24, 2025

In East Williston, United States, the average temperature in April is a mild 21°C (71°F), but you can expect a range, with minimums dipping to 4°C (39°F) and maximums soaring to 35°C (94°F). With 77 mm (3.0 in) of precipitation spread across 7 days, you might want to prepare for some rainy spells, while the average humidity sits comfortably at 77%. Enjoy the diverse weather experience!

April Temperature in East Williston

In April in East Williston, the average temperature is 21°C (71°F). Maximums can reach 35°C (94°F), while minimums can drop as low as 4°C (39°F). This diverse temperature range makes East Williston a great destination for travelers looking to experience both warm and cooler weather during their visit.

April Weather in East Williston: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in East Williston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In East Williston, April typically has an average temperature of 21°C (71°F), with highs reaching up to 35°C (94°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec576365707780818180756460
Data source: Temperature data for East Williston 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 East Williston

In East Williston in April, the precipitation amount is 77 mm (3.0 in) over the course of 7 days.

April Precipitation Trends in East Williston

The chart displays monthly precipitation patterns in East Williston, 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 East Williston, April typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec5163347796168183194125775690
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in East Williston

In East Williston in April, humidity is 77%. With an average temperature of 21°C (71°F), this humidity feels like a warm embrace that envelops you, making it both refreshing and slightly heavy, which can be a bit tiring for traveling.

April Average Humidity in East Williston

This chart illustrates the average monthly humidity levels in East Williston, 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 East Williston is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%82%78%77%75%76%79%78%83%81%83%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in East Williston

In East Williston 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 East Williston.

Maximum UV Index Levels in East Williston for April

The chart shows the monthly maximum UV Index (UVI) for East Williston 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 East Williston typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111111111110975
Data source: East Williston 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 East Williston Compares to Other Months

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

This table compares monthly weather conditions in East Williston, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather14°C (57°F)51 mm (2.0 inches)83%moderate
February Weather17°C (63°F)63 mm (2.5 inches)82%very high
March Weather19°C (66°F)34 mm (1.3 inches)78%very high
April Weather21°C (71°F)77 mm (3.0 inches)77%extreme
May Weather25°C (77°F)96 mm (3.8 inches)75%extreme
June Weather27°C (80°F)168 mm (6.6 inches)76%extreme
July Weather27°C (81°F)183 mm (7.2 inches)79%extreme
August Weather27°C (81°F)194 mm (7.6 inches)78%extreme
September Weather27°C (80°F)125 mm (4.9 inches)83%very high
October Weather24°C (76°F)77 mm (3.0 inches)81%very high
November Weather18°C (65°F)56 mm (2.2 inches)83%high
December Weather15°C (60°F)90 mm (3.6 inches)86%moderate

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