Jacksonville
Florida, USA
Long-term weather forecast
Long-term weather forecast

July weather forecast and climate
Jacksonville, FL

Water geysers at the fountain of Jacksonville in Florida, with the cityscape
Water geysers at the fountain of Jacksonville in Florida, with the cityscape
July, the same as June, in Jacksonville, Florida, is another tropical summer month, with average temperature fluctuating between 72.7°F (22.6°C) and 91.9°F (33.3°C).

Temperature

The warmest month is July, with an average high-temperature of 91.9°F (33.3°C) and an average low-temperature of 72.7°F (22.6°C).

Humidity

The average relative humidity in Jacksonville is 77.7%.

Rainfall

In Jacksonville, it is raining for 13.8 days, with typically 6.6" (166.4mm) of accumulated precipitation. Throughout the year, in Jacksonville, there are 113.5 rainfall days, and 52.4" (1330.6mm) of precipitation is accumulated.

Ocean temperature

In July, the average ocean temperature in Jacksonville is 82°F (27.8°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

The average length of the day in July is 13.9h.

Sunshine

In Jacksonville, the average sunshine is 9.1h.

UV index

June and July, with an average maximum UV index of 11, are months with the highest UV index. A UV Index value of 11, and more, symbolizes an extreme health hazard from unsafe exposure to the UV radiation for ordinary individuals.
In July, the average maximum UV index of 11 translate into the following recommendations:
Take all necessary precautions, as unprotected skin can burn in minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the warmest month in Jacksonville?

The warmest month in Jacksonville, Florida, is July, with an average high-temperature of 91.9°F (33.3°C) and an average low-temperature of 72.7°F (22.6°C).

What is the temperature in July in Jacksonville?

In Jacksonville, Florida, in July, the average high-temperature is 91.9°F (33.3°C), and the average low-temperature is 72.7°F (22.6°C).

What is the average humidity in July in Jacksonville?

In July, the average relative humidity in Jacksonville is 77.7%.

How many days does it rain in July in Jacksonville?

In July, the rain falls for 13.8 days. Throughout July, 6.6" (166.4mm) of precipitation is accumulated.

How warm is the water in July in Jacksonville?

In Jacksonville, Florida, in July, the average water temperature is 82°F (27.8°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the average length of the day in July in Jacksonville?

In July, the average length of the day is 13.9h.

How long on average sun shines in July in Jacksonville?

The average sunshine in July in Jacksonville, Florida, is 9.1h.

What are the months with the highest UV index in Jacksonville?

Months with the highest UV index in Jacksonville, Florida, are June and July, with an average maximum UV index of 11.

What is the UV index intensity in July in Jacksonville?

In July, the average daily maximum UV index in Jacksonville, Florida, is 11. A UV Index estimate of 11, and higher, represents an extreme health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in July - Jacksonville, FL
  • Average high temperature in July: 92°F

The warmest month (with the highest average high temperature) is July (92°F).
The month with the lowest average high temperature is January (64.8°F).

  • Average low temperature in July: 72.6°F

The month with the highest average low temperature is August (72.7°F).
The coldest month (with the lowest average low temperature) is January (41.4°F).

Average humidity in July - Jacksonville, FL
  • Average humidity in July: 77.7%

The month with the highest relative humidity is September (80.8%).
The month with the lowest relative humidity is April (69.5%).

Average rainfall in July - Jacksonville, FL
  • Average rainfall in July: 6.6"

The wettest month (with the highest rainfall) is September (8.2").
The driest month (with the lowest rainfall) is November (2.1").

Average rainfall days in July - Jacksonville, FL
  • Average rainfall days in July: 13.8 days

The month with the highest number of rainy days is August (15 days).
The month with the lowest number of rainy days is April (5.7 days).

Average sea temperature in July - Jacksonville, FL
  • Average sea temperature in July: 82°F

The best month for swimming (with the highest average sea temperature) is August (83.5°F).
The coldest month (with the lowest average sea temperature) is February (60.4°F).

Average daylight in July / Average sunshine in July - Jacksonville, FL
  • Average daylight in July: 13.9h

The month with the longest days is June (Average daylight: 14.1h).
The month with shortest days is December (Average daylight: 10.2h).

  • Average sunshine in July: 9.1h

The month with most sunshine is May (Average sunshine: 9.8h).
The month with least sunshine is December (Average sunshine: 5.9h).

Average UV index in July - Jacksonville, FL
  • Average UV index in July: 11

Months with the highest UV index are June and July (UV index 11).
Months with the lowest UV index are January and December (UV index 4).