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
October's onset brings a noticeable temperature drop, falling from a pleasant 71.2°F (21.8°C) in September to a cool 54.3°F (12.4°C). In October, the recorded average low-temperature is a cold 34.9°F (1.6°C).Humidity
In Lewiston, the average relative humidity in October is 59%.Rainfall
In Lewiston, during October, the rain falls for 9.6 days and regularly aggregates up to 1.1" (28mm) of precipitation. In Lewiston, during the entire year, the rain falls for 117.9 days and collects up to 17.68" (449mm) of precipitation.Snowfall
January through May, September through December are months with snowfall in Lewiston, Utah. In Lewiston, in October, during 1.9 snowfall days, 1.18" (30mm) of snow is typically accumulated. Throughout the year, in Lewiston, Utah, there are 71.1 snowfall days, and 56.1" (1425mm) of snow is accumulated.Daylight
The average length of the day in October in Lewiston is 11h and 4min.On the first day of October in Lewiston, sunrise is at 7:25 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 6:22 pm MDT.
Sunshine
In October, the average sunshine is 7.3h.UV index
In October, the average daily maximum UV index in Lewiston is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: In October, a daily UV index of 2 turns into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in October in Lewiston?
What is the average humidity in October in Lewiston?
How much does it rain in Lewiston in October?
How much does it snow in Lewiston in October?
How many hours of daylight does Lewiston have in October?
When is the sunrise / sunset in October in Lewiston?
How many hours of sunshine does Lewiston have in October?
What is the UV index intensity in October in Lewiston?
Average temperature in October
Lewiston, UT
- Average high temperature in October: 54.3°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is December (28.6°F).
- Average low temperature in October: 34.9°F
The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).
Average pressure in October
Lewiston, UT
- Average pressure in October: 30.05"Hg
The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in October
Lewiston, UT
- Average wind speed in October: 4.7mph
The windiest months (with the highest average wind speed) are April, June and August (5.7mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).
Average humidity in October
Lewiston, UT
- Average humidity in October: 59%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (38%).
Average rainfall in October
Lewiston, UT
- Average rainfall in October: 1.1"
The wettest month (with the highest rainfall) is January (2.24").
The driest month (with the least rainfall) is July (0.63").
Average rainfall days in October
Lewiston, UT
- Average rainfall days in October: 9.6 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is November (6.7 days).
Average snowfall in October
Lewiston, UT
- Average snowfall in October: 1.18"
The month with the highest snowfall is January (16.73").
The months with the least snowfall are June, July and August (0").
Average snowfall days in October
Lewiston, UT
- Average snowfall days in October: 1.9 days
The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in October /
Average sunshine in October
Lewiston, UT
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in October: 7h and 2min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in October
Lewiston, UT
- Average sunshine days in October: 19.4 days
The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in October
Lewiston, UT
- Average UV index in October: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in October
Lewiston, UT
- Average cloud cover in October: 21
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in October
Lewiston, UT
- Average visibility in October: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).
Lewiston, Utah, USA
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