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April Weather in Syracuse, United States

Last updated: June 24, 2025

The average temperature in Syracuse, United States during April is a mild 12°C (54°F). Temperatures can fluctuate significantly, with a minimum of -9°C (17°F) and a maximum of 33°C (91°F). Expect precipitation totaling 38 mm (1.5 in) over approximately 5 days, and a humidity level averaging around 67%. Stay prepared for the variety this month brings!

April Temperature in Syracuse

In April in Syracuse, the average temperature is 12°C (54°F). Maximums can reach 33°C (91°F), while minimums can drop as low as -9°C (17°F). Travelers should be prepared for a wide range of temperatures during their visit.

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

The chart illustrates April temperature patterns in Syracuse, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Syracuse, April typically has an average temperature of 12°C (54°F), with highs reaching up to 33°C (91°F) and lows dropping to around -9°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec343446546376797771554537
Data source: Temperature data for Syracuse 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 Syracuse

In Syracuse in April, the total precipitation amount is 38 mm (1.5 in) spread over a duration of 5 days.

April Precipitation Trends in Syracuse

The chart displays monthly precipitation patterns in Syracuse, 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 Syracuse, April typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec161738389148455937281016
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Syracuse

In Syracuse in April, humidity is 67%. With an average temperature of 12°C (54°F), this humidity feels like a cool, damp blanket wrapping around you, making it essential to layer your clothing for comfort while exploring.

April Average Humidity in Syracuse

This chart illustrates the average monthly humidity levels in Syracuse, 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 Syracuse is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%77%65%67%81%82%82%84%79%75%79%83%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Syracuse

In Syracuse in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Syracuse.

Maximum UV Index Levels in Syracuse for April

The chart shows the monthly maximum UV Index (UVI) for Syracuse 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 Syracuse typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec457101112121110753
Data source: Syracuse 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 Syracuse Compares to Other Months

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

This table compares monthly weather conditions in Syracuse, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)16 mm (0.6 inches)74%moderate
February Weather1°C (34°F)16 mm (0.6 inches)77%moderate
March Weather8°C (47°F)38 mm (1.5 inches)65%high
April Weather12°C (54°F)38 mm (1.5 inches)67%very high
May Weather17°C (63°F)91 mm (3.6 inches)81%extreme
June Weather24°C (76°F)48 mm (1.9 inches)82%extreme
July Weather26°C (80°F)45 mm (1.8 inches)82%extreme
August Weather25°C (77°F)59 mm (2.3 inches)84%extreme
September Weather22°C (72°F)37 mm (1.5 inches)79%very high
October Weather13°C (55°F)28 mm (1.1 inches)75%high
November Weather7°C (45°F)10 mm (0.4 inches)79%moderate
December Weather3°C (37°F)16 mm (0.6 inches)83%moderate

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