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 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
Grayson's progression into October involves a drop in the average high-temperature, receding from a moderately hot 79.3°F (26.3°C) in September to a comfortable 66°F (18.9°C). During October, Grayson records a consistent average nighttime temperature of 47.3°F (8.5°C).Humidity
In Grayson, the average relative humidity in October is 76%.Rainfall
In Grayson, during October, the rain falls for 12.8 days and regularly aggregates up to 2.2" (56mm) of precipitation. Throughout the year, in Grayson, Kentucky, there are 171.1 rainfall days, and 31.18" (792mm) of precipitation is accumulated.Snowfall
Months with snowfall in Grayson are January through April, October through December. October is the first month it typically snows in Grayson, Kentucky. Throughout October, in the average 0.2 snowfall days, it receives 0.31" (8mm) of snow. In Grayson, during the entire year, snow falls for 35.9 days and aggregates up to 11.73" (298mm) of snow.Daylight
The average length of the day in October is 11h and 11min.On the first day of October in Grayson, sunrise is at 7:28 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 6:32 pm EDT.
Sunshine
In Grayson, the average sunshine in October is 6.4h.UV index
In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The daily maximum UV index of 3 in October interprets into the following advice:
Put precautions into practice - Guidance to elude sunburn is provided. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
What are the temperatures in Grayson in October?
What is the average humidity in October in Grayson?
How much does it rain in Grayson in October?
When does it start snowing in Grayson?
What is the average length of the day in October in Grayson?
When is the sunrise / sunset in October in Grayson?
How many hours of sunshine does Grayson have in October?
What is the UV index reading in October in Grayson?
Average temperature in October
Grayson, KY
- Average high temperature in October: 66°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in October: 47.3°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in October
Grayson, KY
- Average pressure in October: 30.06"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in October
Grayson, KY
- Average wind speed in October: 5.6mph
The windiest months (with the highest average wind speed) are January and February (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in October
Grayson, KY
- Average humidity in October: 76%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (74%).
Average rainfall in October
Grayson, KY
- Average rainfall in October: 2.2"
The wettest months (with the highest rainfall) are April and December (3.07").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in October
Grayson, KY
- Average rainfall days in October: 12.8 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is November (10.7 days).
Average snowfall in October
Grayson, KY
- Average snowfall in October: 0.31"
The month with the highest snowfall is February (3.23").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Grayson, KY
- Average snowfall days in October: 0.2 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Grayson, KY
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in October: 6h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in October
Grayson, KY
- Average sunshine days in October: 16.5 days
The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in October
Grayson, KY
- Average UV index in October: 3
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Grayson, KY
- Average cloud cover in October: 39
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in October
Grayson, KY
- Average visibility in October: 6mi
The months with the highest visibility are April, June, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September and December (5mi).
Grayson, Kentucky, USA
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