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April Weather in Sidney, United States

Last updated: June 24, 2025

In April, the average temperature in Sidney, United States hovers around 11°C (51°F). Expect a temperature range where the minimum can dip to -6°C (21°F), while the maximum can reach up to 29°C (84°F). With an average humidity of 87%, you'll also encounter about 101 mm (4.0 in) of precipitation spread over 12 days. Plan accordingly for a mix of chill and warmth!

April Temperature in Sidney

In April, in Sidney, the average temperature is 11°C (51°F). Maximums can reach 29°C (84°F), while minimums can drop as low as -6°C (21°F). Be prepared for a wide range of temperatures when traveling to Sidney this April.

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

The chart illustrates April temperature patterns in Sidney, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sidney, April typically has an average temperature of 11°C (51°F), with highs reaching up to 29°C (84°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec303342516372767369574136
Data source: Temperature data for Sidney 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 Sidney

In Sidney in April, the precipitation amount is 101 mm (4.0 in) spread over 12 days.

April Precipitation Trends in Sidney

The chart displays monthly precipitation patterns in Sidney, 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 Sidney, April typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7297103101126121105100781018978
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Sidney

In Sidney in April humidity is 87%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill wrapping around you, making outdoor excursions a bit uncomfortable as the air feels thick and heavy, urging you to seek shelter more often than not.

April Average Humidity in Sidney

This chart illustrates the average monthly humidity levels in Sidney, 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 Sidney is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%87%88%81%82%81%78%78%82%89%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Sidney

In Sidney 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 Sidney.

Maximum UV Index Levels in Sidney for April

The chart shows the monthly maximum UV Index (UVI) for Sidney 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 Sidney typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Sidney 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 Sidney Compares to Other Months

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

This table compares monthly weather conditions in Sidney, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)72 mm (2.8 inches)88%moderate
February Weather0°C (33°F)97 mm (3.8 inches)87%moderate
March Weather5°C (42°F)103 mm (4.0 inches)87%high
April Weather11°C (51°F)101 mm (4.0 inches)87%very high
May Weather17°C (63°F)125 mm (4.9 inches)81%very high
June Weather22°C (72°F)121 mm (4.8 inches)82%very high
July Weather24°C (76°F)105 mm (4.1 inches)81%very high
August Weather23°C (73°F)100 mm (3.9 inches)78%very high
September Weather20°C (69°F)78 mm (3.1 inches)78%very high
October Weather14°C (57°F)101 mm (4.0 inches)82%high
November Weather5°C (42°F)89 mm (3.5 inches)89%moderate
December Weather2°C (36°F)78 mm (3.1 inches)86%low

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