August Weather in Syracuse, United States

Last updated: June 24, 2025

In August, the average temperature in Syracuse, United States hovers around 22°C (73°F). Expect a range, with minimums dipping to 9°C (48°F) and maximums soaring to 33°C (92°F). Be prepared for some rain, as precipitation averages 105 mm (4.1 in) over about 12 days. Humidity levels can be quite high, averaging around 79%, making this month a unique experience in Syracuse!

August Temperature in Syracuse

In August in Syracuse, the average temperature is 22°C (73°F). Maximums can reach 33°C (92°F) and minimums can be as low as 9°C (48°F). This comfortable temperature range makes Syracuse an ideal destination for travelers looking to explore the outdoors.

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 22°C (73°F), with highs reaching up to 33°C (92°F) and lows dropping to around 9°C (48°F).

Data source: Temperature data for Syracuse generated using information from the Copernicus Climate Change Service.

August Precipitation in Syracuse

In Syracuse in August, the precipitation amount is 105 mm (4.1 in) over the course of 12 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 105 mm (4.1 inches) of precipitation spread over approximately 12 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in Syracuse

In Syracuse in August, humidity is 79%. With an average temperature of 22°C (73°F), this humidity feels like a warm, muggy embrace that makes outdoor activities feel more taxing, and a quick stroll can leave you feeling slightly sticky and ready for a refreshing break.

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 79%, offering insight into how humid the weather typically is during this month.

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.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (28°F)	71 mm (2.8 inches)	85%	moderate
February Weather	-2°C (29°F)	75 mm (3.0 inches)	85%	moderate
March Weather	4°C (39°F)	103 mm (4.1 inches)	86%	high
April Weather	9°C (49°F)	98 mm (3.9 inches)	87%	very high
May Weather	16°C (62°F)	133 mm (5.2 inches)	81%	very high
June Weather	22°C (72°F)	121 mm (4.8 inches)	82%	very high
July Weather	24°C (75°F)	117 mm (4.6 inches)	81%	very high
August Weather	22°C (73°F)	105 mm (4.1 inches)	79%	very high
September Weather	19°C (67°F)	76 mm (3.0 inches)	78%	very high
October Weather	13°C (55°F)	121 mm (4.8 inches)	81%	high
November Weather	4°C (40°F)	80 mm (3.2 inches)	89%	moderate
December Weather	1°C (34°F)	61 mm (2.4 inches)	86%	moderate