July weather forecast and climate
Dauphin Island, AL

The scenic Dauphin Island in Alabama
The scenic Dauphin Island in Alabama
July, the same as June, in Dauphin Island, Alabama, is a hot summer month, with average temperature varying between 78.4°F (25.8°C) and 88.3°F (31.3°C).

Temperature

In July, the average high-temperature is essentially the same as in June - a still tropical 88.3°F (31.3°C). In Dauphin Island, the average low-temperature is 78.4°F (25.8°C).

Heat index

In July, the average heat index is appraised at a blistering 104.2°F (40.1°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'feels like', or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like activity, wind, pregnancy, and clothing affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In Dauphin Island, the average relative humidity is 75%.

Rainfall

In Dauphin Island, it is raining for 25.3 days, with typically 6.65" (169mm) of accumulated precipitation. In Dauphin Island, during the entire year, the rain falls for 183.1 days and collects up to 45.94" (1167mm) of precipitation.

Snowfall

In Dauphin Island snow does not fall in February through December.

Ocean temperature

In Dauphin Island, Alabama, the average water temperature is 85.8°F (29.9°C).
Note: For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

The average length of the day in Dauphin Island is 13.9h.

Sunshine

The average sunshine in Dauphin Island is 10.8h.

UV index

Months with the highest UV index in Dauphin Island, Alabama, are May through August, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 7 in July interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in July in Dauphin Island?

In July, in Dauphin Island, the average high-temperature is 88.3°F (31.3°C), and the average low-temperature is 78.4°F (25.8°C). In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), that calculates temperature value influenced by the moisture in the air, is appraised at 104.2°F (40.1°C).

What is the average humidity in July in Dauphin Island?

In Dauphin Island, Alabama, the average relative humidity in July is 75%.

How much does it rain in Dauphin Island in July?

In Dauphin Island, in July, during 25.3 rainfall days, 6.65" (169mm) of precipitation is typically accumulated.

When it does not snow in Dauphin Island?

In Dauphin Island, Alabama, snow does not fall in February through December.

How warm is the water in July in Dauphin Island?

In July, the average ocean temperature in Dauphin Island, Alabama, is 85.8°F (29.9°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Dauphin Island have in July?

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

How long on average sun shines in July in Dauphin Island?

In July, the average sunshine in Dauphin Island, Alabama, is 10.8h.

What are the months with the highest UV index in Dauphin Island?

Months with the highest UV index in Dauphin Island, Alabama, are May through August, with an average maximum UV index of 7.

What is the UV index reading in July in Dauphin Island?

The average daily maximum UV index in July in Dauphin Island, Alabama, is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in July - Dauphin Island, AL
  • Average high temperature in July: 88.3°F

The warmest month (with the highest average high temperature) is August (88.7°F).
The month with the lowest average high temperature is January (59°F).

  • Average low temperature in July: 78.4°F

The month with the highest average low temperature is August (78.8°F).
The coldest month (with the lowest average low temperature) is January (47.3°F).

Average pressure in July - Dauphin Island, AL
  • Average pressure in July: 30"

The month with the highest atmospheric pressure is January (30.16").
Months with the lowest atmospheric pressure are June and August (29.97").

Average wind speed in July - Dauphin Island, AL
  • Average wind speed in July: 6.8mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity in July - Dauphin Island, AL
  • Average humidity in July: 75%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (70%).

Average rainfall in July - Dauphin Island, AL
  • Average rainfall in July: 6.65"

The wettest month (with the highest rainfall) is August (6.89").
The driest month (with the least rainfall) is November (2.28").

Average rainfall days in July - Dauphin Island, AL
  • Average rainfall days in July: 25.3 days

The month with the highest number of rainy days is July (25.3 days).
The month with the least rainy days is November (8.4 days).

Average snowfall in July - Dauphin Island, AL
  • Average snowfall in July: 0"

The month with the highest snowfall is January (0.12").
Months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in July - Dauphin Island, AL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (0.1 days).
Months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

Average sea temperature in July - Dauphin Island, AL
  • Average sea temperature in July: 85.8°F

The best month for swimming (with the highest average sea temperature) is August (86.6°F).
The coldest month (with the lowest average sea temperature) is January (58.7°F).

Average daylight in July / Average sunshine in July - Dauphin Island, AL
  • Average daylight in July: 13.9h

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

  • Average sunshine in July: 10.8h

The month with the most sunshine is June (Average sunshine: 11.2h).
Months with the least sunshine are February and December (Average sunshine: 5.5).

Average sunshine days in July - Dauphin Island, AL
  • Average sunshine days in July: 3.9 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (3.9 days).

Average UV index in July - Dauphin Island, AL
  • Average UV index in July: 7

Months with the highest UV index are May, June, July and August (UV index 7).
Months with the lowest UV index are January and December (UV index 4).

Average cloud cover in July - Dauphin Island, AL
  • Average cloud cover in July: 28

The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 22).

Average visibility in July - Dauphin Island, AL
  • Average visibility in July: 6mi

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