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August Weather in Syracuse, United States

Last updated: June 24, 2025

In Syracuse, United States, the average temperature in August is a pleasant 24°C (75°F). However, be prepared for a range, as temperatures can dip to a chilly 11°C (52°F) and soar to a scorching 35°C (96°F). During this period, you can expect about 91 mm (3.6 in) of precipitation spread over 10 days, with an average humidity of 80%. Stay comfortable and enjoy your time!

August Temperature in Syracuse

In August in Syracuse, the average temperature is 24°C (75°F), with maximums reaching up to 35°C (96°F) and minimums dropping as low as 11°C (52°F). It's advisable to pack light clothing for warm days and a sweater for cooler evenings during your travels.

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

The chart illustrates August 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, August typically has an average temperature of 24°C (75°F), with highs reaching up to 35°C (96°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec262742516477797570544133
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.

August Precipitation in Syracuse

In Syracuse in August, the precipitation amount totals 91 mm (3.6 in) over a span of 10 days.

August Precipitation Trends in Syracuse

The chart displays monthly precipitation patterns in Syracuse, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Syracuse, August typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec3330965314411610091921382834
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Syracuse

In Syracuse in August humidity is 80%. With an average temperature of 24°C (75°F), this humidity feels like a warm, sticky blanket enveloping you, making travel slightly uncomfortable as sweat clings to your skin and the air feels thick, urging you to seek shade and hydration frequently.

August Average Humidity in Syracuse

This chart illustrates the average monthly humidity levels in Syracuse, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Syracuse is approximately 80%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Syracuse

In Syracuse in August, 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 Syracuse.

Maximum UV Index Levels in Syracuse for August

The chart shows the monthly maximum UV Index (UVI) for Syracuse in August, 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 August, the maximum UV index in Syracuse typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098643
Data source: Syracuse August 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 August 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 August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)33 mm (1.3 inches)76%moderate
February Weather-3°C (27°F)30 mm (1.2 inches)80%moderate
March Weather6°C (43°F)96 mm (3.8 inches)73%high
April Weather11°C (52°F)53 mm (2.1 inches)74%very high
May Weather18°C (64°F)144 mm (5.7 inches)78%very high
June Weather25°C (77°F)116 mm (4.6 inches)82%very high
July Weather26°C (79°F)100 mm (3.9 inches)83%very high
August Weather24°C (75°F)91 mm (3.6 inches)80%very high
September Weather21°C (71°F)92 mm (3.6 inches)75%very high
October Weather12°C (54°F)138 mm (5.4 inches)75%high
November Weather5°C (41°F)28 mm (1.1 inches)82%moderate
December Weather0°C (33°F)34 mm (1.3 inches)83%moderate

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