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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 (52°F), making it a cool yet pleasant time of year. Be prepared for a wide temperature range, with minimums dipping to -9°C (16°F) and maximums soaring to 32°C (89°F). Expect around 62 mm (2.4 in) of precipitation spread over 10 days, coupled with an average humidity of 74%, creating a humid atmosphere that enhances the overall experience.

April Temperature in Sidney

In April in Sidney, the average temperature is 11°C (52°F), with maximums reaching 32°C (89°F) and minimums dropping as low as -9°C (16°F). Be prepared for a wide range of temperatures when planning your visit!

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 (52°F), with highs reaching up to 32°C (89°F) and lows dropping to around -9°C (16°F).
JanFebMarAprMayJunJulAugSepOctNovDec262743526477797570544133
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 total precipitation amount is 62 mm (2.4 in) over a period of 10 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 62 mm (2.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec3432946214711191102951512934
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 74%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill in the air, making travel outdoors feel heavier and more cumbersome, often leading to discomfort and a need for warmer clothing.

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 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%80%73%75%78%82%83%81%75%75%82%83%
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.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098643
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-3°C (26°F)34 mm (1.3 inches)76%moderate
February Weather-3°C (27°F)32 mm (1.3 inches)80%moderate
March Weather6°C (43°F)94 mm (3.7 inches)73%high
April Weather11°C (52°F)62 mm (2.4 inches)74%very high
May Weather18°C (64°F)147 mm (5.8 inches)78%very high
June Weather25°C (77°F)111 mm (4.4 inches)82%very high
July Weather26°C (79°F)91 mm (3.6 inches)83%very high
August Weather24°C (76°F)102 mm (4.0 inches)80%very high
September Weather21°C (71°F)95 mm (3.7 inches)75%very high
October Weather12°C (54°F)151 mm (5.9 inches)75%high
November Weather5°C (41°F)29 mm (1.2 inches)82%moderate
December Weather0°C (33°F)34 mm (1.3 inches)83%moderate

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