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
With the transition into October, Grantsville experiences a significant decrease in average high-temperatures, moving down from a pleasant 72.7°F (22.6°C) in September to a moderate 57.4°F (14.1°C). Grantsville records a mean low-temperature of 43.2°F (6.2°C) in October.Humidity
In October, the average relative humidity is 53%.Rainfall
In October, in Grantsville, the rain falls for 10.2 days. Throughout October, 1.5" (38mm) of precipitation is accumulated. In Grantsville, during the entire year, the rain falls for 137.7 days and collects up to 20.98" (533mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. October is the first month it typically snows in Grantsville, Utah. Throughout October, in the average 1.1 snowfall days, it receives 0.83" (21mm) of snow. Throughout the year, in Grantsville, there are 53.4 snowfall days, and 40.28" (1023mm) of snow is accumulated.Daylight
In October, the average length of the day is 11h and 7min.On the first day of the month, sunrise is at 7:27 am and sunset at 7:11 pm. On the last day of October, sunrise is at 7:59 am and sunset at 6:27 pm MDT.
Sunshine
The average sunshine in October in Grantsville is 7.5h.UV index
The average daily maximum UV index in October in Grantsville is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 3 in October interprets into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What are the temperatures in Grantsville in October?
What is the average humidity in October in Grantsville?
How much does it rain in Grantsville in October?
When does it start snowing in Grantsville?
How many hours of daylight does Grantsville have in October?
When are sunrise and sunset in October in Grantsville?
How long on average sun shines in October in Grantsville?
What is the UV index intensity in October in Grantsville?
Average temperature in October
Grantsville, UT
- Average high temperature in October: 57.4°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in October: 43.2°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in October
Grantsville, UT
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in October
Grantsville, UT
- Average wind speed in October: 6.8mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is January (6mph).
Average humidity in October
Grantsville, UT
- Average humidity in October: 53%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is July (36%).
Average rainfall in October
Grantsville, UT
- Average rainfall in October: 1.5"
The wettest month (with the highest rainfall) is April (2.52").
The driest month (with the least rainfall) is June (1.1").
Average rainfall days in October
Grantsville, UT
- Average rainfall days in October: 10.2 days
The month with the highest number of rainy days is April (16.3 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in October
Grantsville, UT
- Average snowfall in October: 0.83"
The month with the highest snowfall is December (9.69").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Grantsville, UT
- Average snowfall days in October: 1.1 days
The month with the highest number of snowfall days is December (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Grantsville, UT
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in October: 7h and 3min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in October
Grantsville, UT
- Average sunshine days in October: 19.5 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is February (10.2 days).
Average UV index in October
Grantsville, UT
- Average UV index in October: 3
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in October
Grantsville, UT
- Average cloud cover in October: 21
The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in October
Grantsville, UT
- Average visibility in October: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Grantsville, Utah, USA
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