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
In Lewiston, the beginning of October is marked by a lowered average high-temperature, shifting from September's moderately hot 77.9°F (25.5°C) to an enjoyable 66°F (18.9°C). The significant decline in Lewiston's temperature, from day to night, averages of 40.8°F (4.9°C) in October.Humidity
In October, the average relative humidity in Lewiston is 64%.Rainfall
In Lewiston, in October, it is raining for 7.6 days, with typically 1.85" (47mm) of accumulated precipitation. Throughout the year, there are 119.2 rainfall days, and 33.35" (847mm) of precipitation is accumulated.Snowfall
In Lewiston, snow does not fall in May through October.Daylight
In Lewiston, the average length of the day in October is 11h and 6min.On the first day of October, sunrise is at 7:08 am and sunset at 6:52 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 6:08 pm PDT.
Sunshine
The average sunshine in October is 6.7h.UV index
In Lewiston, California, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In October, an average UV index of 3 transforms into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What is the temperature in October in Lewiston?
What is the average humidity in October in Lewiston?
How many days does it rain in October in Lewiston?
When it does not snow in Lewiston?
Does it snow in Lewiston in October?
How many hours of daylight does Lewiston have in October?
What time are sunrise and 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, CA
- Average high temperature in October: 66°F
The warmest months (with the highest average high temperature) are July and August (84.6°F).
The month with the lowest average high temperature is December (45°F).
- Average low temperature in October: 40.8°F
The month with the highest average low temperature is July (51.3°F).
The coldest month (with the lowest average low temperature) is December (30°F).
Average pressure in October
Lewiston, CA
- Average pressure in October: 30.02"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.94"Hg).
Average wind speed in October
Lewiston, CA
- Average wind speed in October: 4.1mph
The windiest months (with the highest average wind speed) are March and April (4.8mph).
The calmest month (with the lowest average wind speed) is August (3.4mph).
Average humidity in October
Lewiston, CA
- Average humidity in October: 64%
The month with the highest relative humidity is March (82%).
The month with the lowest relative humidity is August (54%).
Average rainfall in October
Lewiston, CA
- Average rainfall in October: 1.85"
The wettest month (with the highest rainfall) is December (6.14").
The driest months (with the least rainfall) are July and August (0.16").
Average rainfall days in October
Lewiston, CA
- Average rainfall days in October: 7.6 days
The month with the highest number of rainy days is March (18.3 days).
The month with the least rainy days is August (2.5 days).
Average snowfall in October
Lewiston, CA
- Average snowfall in October: 0"
The month with the highest snowfall is February (8.35").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
Lewiston, CA
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Lewiston, CA
- 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: 6h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in October
Lewiston, CA
- Average sunshine days in October: 22.1 days
The month with the most sunshine days is August (26.8 days).
The month with the least sunshine days is March (10.6 days).
Average UV index in October
Lewiston, CA
- Average UV index in October: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Lewiston, CA
- Average cloud cover in October: 26
The month with the most cloud cover is March (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 8).
Average visibility in October
Lewiston, CA
- Average visibility in October: 6mi
The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are March and December (4mi).
Lewiston, California, USA
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