May Weather in Syracuse, United States

Last updated: June 24, 2025

In Syracuse, United States, the average temperature in May hovers around 15°C (59°F), with fluctuations that can range from a chilly 0°C (33°F) to a warm 34°C (93°F). During this time, you can expect about 48 mm (1.9 in) of precipitation spread over 8 days, resulting in an average humidity of 62%. Perfect for enjoying the seasonal shifts!

May Temperature in Syracuse

In May in Syracuse, the average temperature is 15°C (59°F). Maximum temperatures can reach as high as 34°C (93°F), while minimums can drop to as low as 0°C (33°F). This varied climate makes Syracuse an ideal destination for travelers seeking diverse weather experiences.

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

The chart illustrates May 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, May typically has an average temperature of 15°C (59°F), with highs reaching up to 34°C (93°F) and lows dropping to around 0°C (33°F).

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

May Precipitation in Syracuse

In Syracuse in May, the precipitation amount is 48 mm (1.9 in) over a span of 8 days.

May Precipitation Trends in Syracuse

The chart displays monthly precipitation patterns in Syracuse, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Syracuse, May typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 8 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Syracuse

In Syracuse in May humidity is 62%. With an average temperature of 15°C (59°F), this humidity feels like a refreshing embrace, making it ideal for leisurely strolls and explorations without feeling overly hot or sticky.

May Average Humidity in Syracuse

This chart illustrates the average monthly humidity levels in Syracuse, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Syracuse is approximately 62%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Syracuse

In Syracuse in May, 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 May

The chart shows the monthly maximum UV Index (UVI) for Syracuse in May, 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 May, the maximum UV index in Syracuse typically reaches 10, which falls under the very high exposure category.

Data source: Syracuse May 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 May 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 May’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 May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	54 mm (2.1 inches)	91%	moderate
February Weather	0°C (33°F)	60 mm (2.4 inches)	92%	moderate
March Weather	5°C (42°F)	52 mm (2.1 inches)	84%	high
April Weather	10°C (49°F)	62 mm (2.4 inches)	74%	very high
May Weather	15°C (59°F)	48 mm (1.9 inches)	62%	very high
June Weather	22°C (71°F)	16 mm (0.6 inches)	56%	extreme
July Weather	26°C (80°F)	7 mm (0.3 inches)	44%	extreme
August Weather	25°C (77°F)	13 mm (0.5 inches)	37%	very high
September Weather	19°C (67°F)	30 mm (1.2 inches)	46%	very high
October Weather	10°C (50°F)	41 mm (1.6 inches)	67%	high
November Weather	5°C (41°F)	37 mm (1.5 inches)	84%	moderate
December Weather	-1°C (30°F)	48 mm (1.9 inches)	88%	moderate