July Weather in Oswego, United States

Last updated: June 24, 2025

In Oswego, United States, the average temperature in July reaches a warm 27°C (81°F). It's a month of extremes, with a minimum dipping to 16°C (61°F) and a maximum soaring to 38°C (101°F). Expect some moisture, as precipitation averages 98 mm (3.8 in) over about 10 days, paired with a high average humidity of 81%.

July Temperature in Oswego

In July in Oswego, the average temperature is 27°C (81°F), with maximums reaching up to 38°C (101°F) and minimums dropping as low as 16°C (61°F). This pleasant climate makes it an ideal time to explore and enjoy outdoor activities in Oswego.

July Weather in Oswego: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Oswego, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oswego, July typically has an average temperature of 27°C (81°F), with highs reaching up to 38°C (101°F) and lows dropping to around 16°C (61°F).

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

July Precipitation in Oswego

In Oswego in July, the precipitation amount is 98 mm (3.8 in) spread over a period of 10 days.

July Precipitation Trends in Oswego

The chart displays monthly precipitation patterns in Oswego, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Oswego, July typically receives around 98 mm (3.8 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Oswego

In Oswego in July humidity is 81%. With an average temperature of 27°C (81°F), this humidity feels like a warm, heavy blanket enveloping you, making travel quite uncomfortable as it can quickly drain your energy and require frequent hydration breaks.

July Average Humidity in Oswego

This chart illustrates the average monthly humidity levels in Oswego, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Oswego is approximately 81%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Oswego

In Oswego in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Oswego.

Maximum UV Index Levels in Oswego for July

The chart shows the monthly maximum UV Index (UVI) for Oswego in July, 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 July, the maximum UV index in Oswego typically reaches 11, which falls under the extreme exposure category.

Data source: Oswego July 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 July Weather in Oswego Compares to Other Months

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

This table compares monthly weather conditions in Oswego, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	67 mm (2.6 inches)	77%	moderate
February Weather	3°C (38°F)	65 mm (2.6 inches)	76%	moderate
March Weather	10°C (51°F)	128 mm (5.0 inches)	71%	high
April Weather	14°C (58°F)	124 mm (4.9 inches)	73%	very high
May Weather	20°C (68°F)	239 mm (9.4 inches)	83%	very high
June Weather	26°C (78°F)	96 mm (3.8 inches)	83%	extreme
July Weather	27°C (81°F)	98 mm (3.8 inches)	81%	extreme
August Weather	26°C (79°F)	117 mm (4.6 inches)	73%	very high
September Weather	24°C (75°F)	94 mm (3.7 inches)	67%	very high
October Weather	16°C (60°F)	127 mm (5.0 inches)	72%	high
November Weather	9°C (48°F)	53 mm (2.1 inches)	82%	moderate
December Weather	6°C (42°F)	40 mm (1.6 inches)	85%	moderate