Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
With the arrival of October, Williston notices a mild change in the average high-temperature, sliding from September's tropical 87.6°F (30.9°C) to a moderately hot 81.5°F (27.5°C). Williston records a mean low-temperature of 64.8°F (18.2°C) in October.Heat index
For October, the heat index is calculated to be a hot 86°F (30°C). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.Keep in mind the heat index values are meant for areas in shade and with light wind. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Humidity
In Williston, the average relative humidity in October is 76%.Rainfall
In Williston, during October, the rain falls for 9.2 days and regularly aggregates up to 0.79" (20mm) of precipitation. Throughout the year, there are 127 rainfall days, and 10.04" (255mm) of precipitation is accumulated.Snowfall
February through December are months without snowfall.Daylight
In October, the average length of the day is 11h and 27min.On the first day of the month, sunrise is at 7:23 am and sunset at 7:15 pm. On the last day of October, sunrise is at 7:42 am and sunset at 6:44 pm EDT.
Sunshine
In Williston, the average sunshine in October is 7.3h.UV index
In October, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In October, the maximum UV index of 5 transforms into these recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in October?
What is the average humidity in October?
How much does it rain in October?
When it does not snow?
How many hours of daylight does Williston have in October?
What time are sunrise and sunset in October?
How many hours of sunshine does Williston have in October?
What is the UV index intensity in October in Williston?
Average temperature in October
Williston, FL
- Average high temperature in October: 81.5°F
The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is January (64.9°F).
- Average low temperature in October: 64.8°F
The month with the highest average low temperature is August (75.4°F).
The coldest month (with the lowest average low temperature) is January (47.3°F).
Average pressure in October
Williston, FL
- Average pressure in October: 30"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed in October
Williston, FL
- Average wind speed in October: 6.1mph
The windiest months (with the highest average wind speed) are March and April (7mph).
The calmest month (with the lowest average wind speed) is July (4.9mph).
Average humidity in October
Williston, FL
- Average humidity in October: 76%
The months with the highest relative humidity are July, August and September (78%).
The month with the lowest relative humidity is March (71%).
Average rainfall in October
Williston, FL
- Average rainfall in October: 0.79"
The wettest month (with the highest rainfall) is July (1.73").
The driest month (with the least rainfall) is March (0.28").
Average rainfall days in October
Williston, FL
- Average rainfall days in October: 9.2 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (5.1 days).
Average snowfall days in October
Williston, FL
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in October /
Average sunshine in October
Williston, FL
- Average daylight in October: 11h and 2min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in October: 7h and 2min
The months with the most sunshine are May and July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in October
Williston, FL
- Average sunshine days in October: 19.1 days
The month with the most sunshine days is January (23.5 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in October
Williston, FL
- Average UV index in October: 5
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in October
Williston, FL
- Average cloud cover in October: 29
The months with the most cloud cover are February and December (Cloud cover 37).
The month with the least cloud cover is May (Cloud cover 28).
Average visibility in October
Williston, 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).
Williston, Florida, USA
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