July weather - Summer 2024

Weather in July
Frequently asked questions
Average temperature in July
Average pressure in July
Average wind speed in July
Average humidity in July
Average rainfall in July
Average rainfall days in July
Average snowfall in July
Average snowfall days in July
Average sea temperature in July
Average daylight in July
Average sunshine in July
Average sunshine days in July
Average UV index in July
Average cloud cover in July
Average visibility in July

The colorful sun rising over a calm marina in Oswego, New York, with a view of numerous boats and yachts docked along several piers

Weather in July

July is Oswego's warmest month with an average high temperature soaring to 73.8°F (23.2°C). Surrounding this peak are various weather shifts — Oswego basks in the most sunshine during this month, and high sea temperatures lure residents towards water-related activities. With daylight available for approximately 15 hours, July days extend longer than any other month. While traces of rainfall persist to provide mild reprieve from the heat, conditions generally favor outdoor activities. In essence, July is synonymous with summer, thus offering abundant opportunities for those who thrive in warmth and sun.

Temperature

Oswego's July weather indicates a minor ascent in high-temperatures, adjusting from a comfortable 65.1°F (18.4°C) in June to a moderately hot 73.8°F (23.2°C). During the month of July, Oswego identifies an average nighttime low-temperature of 65.8°F (18.8°C), slightly lower than its daytime counterpart.

Humidity

The average relative humidity in July is 80%.

Rainfall

In Oswego, in July, during 18.2 rainfall days, 3.66" (93mm) of precipitation is typically accumulated. Throughout the year, there are 163 rainfall days, and 37.83" (961mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Ocean temperature

In July, the average ocean temperature is 70.5°F (21.4°C).
Note: In water with a temperature of 70.5°F (21.4°C), swimming is not a joy for most people. The challenge of controlling breathing increases as the temperature dips from 69.8°F (21°C) to 59°F (15°C).

Daylight

In July, the average length of the day is 15h and 2min.
On the first day of the month, sunrise is at 5:29 am and sunset at 8:50 pm. On the last day of July, sunrise is at 5:55 am and sunset at 8:29 pm EDT.

Sunshine

With an average of 10.5h of sunshine, July has the most sunshine of the year.

UV index

The month with the highest UV index is July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 6 during July leads to these instructions:
Deter overexposure. Protecting against the sun's effects is essential. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Stay cautious! Sand and water reflections increase UV radiation potency.

Updated: Jun 7, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are July temperatures?

The average high-temperature, in July, in Oswego, is 73.8°F (23.2°C), while the average low-temperature is 65.8°F (18.8°C).

What is the average humidity in July?

The average relative humidity in July is 80%.

How many days does it rain in July?

In Oswego, during July, the rain falls for 18.2 days and regularly aggregates up to 3.66" (93mm) of precipitation.

When it does not snow?

In Oswego, snow does not fall in May through September.

How cold is the water in July?

In Oswego, in July, the average water temperature is 70.5°F (21.4°C). Swimming in 70.5°F (21.4°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

How many hours of daylight does Oswego have in July?

In July, the average day length is 15h and 2min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:29 am and sunset at 8:50 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 8:29 pm EDT.

What month has the most sunshine?

With an average of 10.5h of sunshine, July has the most sunshine of the year.

How long on average sun shines in July?

The average sunshine duration in July is 10.5h.

When is the highest UV index?

July is the month with the highest UV index, with an average maximum UV index of 6.

What is the UV index intensity in July?

The average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J July A S O N D

Jun

July

Aug

Average high temperature

65.1°F 18.4°C

73.8°F 23.2°C

74.1°F 23.4°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.6mph 15.4km/h

9.1mph 14.6km/h

9.9mph 15.9km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

11.1

10.2

Average UV index

Average cloud cover

36%

29%

Average visibility

6mi 9.7km

Average temperature in July
Oswego, NY

Average high temperature in July: 73.8°F

The warmest month (with the highest average high temperature) is August (74.1°F).
The month with the lowest average high temperature is January (29.8°F).

Average low temperature in July: 65.8°F

The months with the highest average low temperature are July and August (65.8°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

Average pressure in July
Oswego, NY

Average pressure in July: 29.94"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in July
Oswego, NY

Average wind speed in July: 8.5mph

The windiest month (with the highest average wind speed) is January (15mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).

Average humidity in July
Oswego, NY

Average humidity in July: 80%

The month with the highest relative humidity is June (83%).
The months with the lowest relative humidity are September and November (75%).

Average rainfall in July
Oswego, NY

Average rainfall in July: 3.66"

The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is January (2.2").

Average rainfall days in July
Oswego, NY

Average rainfall days in July: 18.2 days

The month with the highest number of rainy days is August (18.6 days).
The month with the least rainy days is February (6 days).

Average snowfall in July
Oswego, NY

Average snowfall in July: 0"

The month with the highest snowfall is February (3.94").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Oswego, NY

Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in July
Oswego, NY

Average sea temperature in July: 70.5°F

The best month for swimming (with the highest average sea temperature) is August (73.2°F).
The coldest month (with the lowest average sea temperature) is March (35.4°F).

Average daylight in July /
Average sunshine in July
Oswego, NY

Average daylight in July: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

Average sunshine in July: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

Average sunshine days in July
Oswego, NY

Average sunshine days in July: 11.1 days

The month with the most sunshine days is September (13.7 days).
The month with the least sunshine days is December (8.5 days).

Average UV index in July
Oswego, NY

Average UV index in July: 6

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in July
Oswego, NY

Average cloud cover in July: 29

The month with the most cloud cover is January (Cloud cover 79).
The months with the least cloud cover are July and August (Cloud cover 29).

Average visibility in July
Oswego, NY

Average visibility in July: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

July weather forecast
Oswego, NY

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