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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 9°C (48°F). While you can experience a chilly minimum of -12°C (10°F), be prepared for the occasional warm spell, with highs reaching 33°C (92°F). Expect 58 mm (2.3 in) of precipitation spread over about 9 days, and enjoy a comfortable average humidity of 60%.

April Temperature in Sidney

In April in Sidney, the average temperature is 9°C (48°F). The maximum can reach 33°C (92°F), while the minimum can drop as low as -12°C (10°F). Therefore, it's essential to pack for a wide range of temperatures when traveling to Sidney during this month.

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 9°C (48°F), with highs reaching up to 33°C (92°F) and lows dropping to around -12°C (10°F).
JanFebMarAprMayJunJulAugSepOctNovDec323041475771767367494235
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 58 mm (2.3 in) spread over 9 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 58 mm (2.3 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec1218635811651483126312114
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 60%. With an average temperature of 9°C (48°F), this humidity feels like a cool, damp embrace that can make outdoor activities a bit uncomfortable, requiring travelers to layer up and be prepared for a chill in the air.

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 60%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%76%62%60%74%82%82%84%75%73%74%77%
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.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109643
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 Weather0°C (32°F)12 mm (0.5 inches)72%moderate
February Weather-1°C (30°F)18 mm (0.7 inches)76%moderate
March Weather5°C (42°F)63 mm (2.5 inches)61%high
April Weather9°C (48°F)58 mm (2.3 inches)60%very high
May Weather14°C (57°F)116 mm (4.6 inches)74%very high
June Weather22°C (71°F)51 mm (2.0 inches)82%extreme
July Weather24°C (76°F)48 mm (1.9 inches)82%extreme
August Weather23°C (73°F)31 mm (1.2 inches)84%very high
September Weather19°C (67°F)26 mm (1.0 inches)75%very high
October Weather9°C (49°F)31 mm (1.2 inches)73%high
November Weather6°C (42°F)21 mm (0.8 inches)74%moderate
December Weather1°C (35°F)14 mm (0.6 inches)77%moderate

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