October weather forecast
Jacksonville, FL

Water geysers at the fountain of Jacksonville in Florida, USA, with the cityscape
Water geysers at the fountain of Jacksonville in Florida, USA, with the cityscape

Weather in October

October, the same as September, is a moderately hot autumn month in Jacksonville, Florida, with an average temperature fluctuating between 80.8°F (27.1°C) and 65.8°F (18.8°C).

Temperature

In October, the average high-temperature slightly decreases from a hot 86.9°F (30.5°C) in September to a moderately hot 80.8°F (27.1°C). In Jacksonville, Florida, the average low-temperature is 65.8°F (18.8°C).

Heat index

The average heat index in October is appraised at 84.2°F (29°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'felt air temperature', 'apparent temperature', or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. This effect is individual, with diverse people perceiving weather differently for numerous reasons (metabolic differences, pregnancy, clothing), and activity. Be aware that direct exposure to sunlight increases heat impact and may raise the 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.

Humidity

In October, the average relative humidity is 73%.

Rainfall

In October, in Jacksonville, Florida, the rain falls for 12.8 days. Throughout October, 1.97" (50mm) of precipitation is accumulated. In Jacksonville, during the entire year, the rain falls for 172.6 days and collects up to 25.35" (644mm) of precipitation.

Snowfall

In Jacksonville, snow does not fall in January through November.

Ocean temperature

In Jacksonville, the average seawater temperature in October is 78.8°F (26°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

In Jacksonville, the average length of the day in October is 11h and 25min.
On the first day of October in Jacksonville, sunrise is at 7:20 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 6:40 pm EDT.

Sunshine

The average sunshine in October in Jacksonville is 6.9h.

UV index

In Jacksonville, the average daily maximum UV index in October is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 5 in October interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 strength of the UV rays is significantly increased by the reflection of the water and sand.
[Resources]

FAQ

What is the temperature in October in Jacksonville?

In Jacksonville, in October, the average high-temperature is 80.8°F (27.1°C), and the average low-temperature is 65.8°F (18.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in October is appraised at 84.2°F (29°C).

What is the average humidity in October in Jacksonville?

In Jacksonville, the average relative humidity in October is 73%.

How many days does it rain in October in Jacksonville?

In Jacksonville, Florida, in October, it is raining for 12.8 days, with typically 1.97" (50mm) of accumulated precipitation.

When it does not snow in Jacksonville?

In Jacksonville, Florida, snow does not fall in January through November.

What is the ocean temperature in October in Jacksonville?

In Jacksonville, in October, the average water temperature is 78.8°F (26°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.

How many hours of daylight does Jacksonville have in October?

In October, the average day length in Jacksonville is 11h and 25min.

When are sunrise and sunset in October in Jacksonville?

In October, on the first day of the month, sunrise is at 7:20 am and sunset at 7:12 pm. On the last day of the month, in Jacksonville, Florida, sunrise is at 7:40 am and sunset at 6:40 pm EDT.

How many hours of sunshine does Jacksonville have in October?

In October, the average sunshine duration in Jacksonville, Florida, is 6.9h.

What is the UV index reading in October in Jacksonville?

In Jacksonville, Florida, the average daily maximum UV index in October is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Jacksonville, FL

Average temperature in October - Jacksonville, FL
  • Average high temperature in October: 80.8°F

The warmest months (with the highest average high temperature) are July and August (91.4°F).
The month with the lowest average high temperature is January (63.1°F).

  • Average low temperature in October: 65.8°F

The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (47.8°F).

[Resources]

Average pressure in October
Jacksonville, FL

Average pressure in October - Jacksonville, FL
  • Average pressure in October: 30.01"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).

[Resources]

Average wind speed in October
Jacksonville, FL

Average wind speed in October - Jacksonville, FL
  • Average wind speed in October: 6.4mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

[Resources]

Average humidity in October
Jacksonville, FL

Average humidity in October - Jacksonville, FL
  • Average humidity in October: 73%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is March (69%).

[Resources]

Average rainfall in October
Jacksonville, FL

Average rainfall in October - Jacksonville, FL
  • Average rainfall in October: 1.97"

The wettest month (with the highest rainfall) is August (3.66").
The driest month (with the least rainfall) is January (1.1").

[Resources]

Average rainfall days in October
Jacksonville, FL

Average rainfall days in October - Jacksonville, FL
  • Average rainfall days in October: 12.8 days

The month with the highest number of rainy days is August (23.3 days).
The month with the least rainy days is November (9 days).

[Resources]

Average snowfall days in October
Jacksonville, FL

Average snowfall days in October - Jacksonville, FL
  • Average snowfall days in October: 0 days

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

[Resources]

Average sea temperature in October
Jacksonville, FL

Average sea temperature in October - Jacksonville, FL
  • Average sea temperature in October: 78.8°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).

[Resources]

Average daylight in October /
Average sunshine in October
Jacksonville, FL

Average daylight in October / Average sunshine in October - Jacksonville, FL
  • Average daylight in October: 11h and 25min

The month with the longest days is June (Average daylight: 14h and 4min).
The month with the shortest days is December (Average daylight: 10h and 14min).

  • Average sunshine in October: 6h and 54min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

[Resources]

Average sunshine days in October
Jacksonville, FL

Average sunshine days in October - Jacksonville, FL
  • Average sunshine days in October: 16.3 days

The month with the most sunshine days is January (18.8 days).
The month with the least sunshine days is August (6.3 days).

[Resources]

Average UV index in October
Jacksonville, FL

Average UV index in October - Jacksonville, FL
  • Average UV index in October: 5

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 4).

[Resources]

Average cloud cover in October
Jacksonville, FL

Average cloud cover in October - Jacksonville, FL
  • Average cloud cover in October: 29

The month with the most cloud cover is December (Cloud cover 39).
The month with the least cloud cover is May (Cloud cover 27).

[Resources]

Average visibility in October
Jacksonville, FL

Average visibility in October - Jacksonville, FL
  • Average visibility in October: 6mi

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

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location