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 warm 73.9°F (23.3°C) in September to a moderate 59.4°F (15.2°C). Alturas anticipates a considerable daily temperature fluctuation in October, with low temperatures averaging a wintry 37.8°F (3.2°C).Humidity
The average relative humidity in October is 53%.Rainfall
In October, the rain falls for 6.6 days. Throughout October, 0.79" (20mm) of precipitation is accumulated. In Alturas, during the entire year, the rain falls for 91.1 days and collects up to 12.64" (321mm) of precipitation.Snowfall
January through June, September through December are months with snowfall. In Alturas, during October, snow falls for 1.5 days and regularly aggregates up to 0.87" (22mm) of snow. Throughout the year, there are 60.7 snowfall days, and 39.53" (1004mm) of snow is accumulated.Daylight
The average length of the day in October is 11h and 4min.On the first day of October, sunrise is at 6:59 am and sunset at 6:43 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:57 pm PDT.
Sunshine
In Alturas, the average sunshine in October is 7.2h.UV index
The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In October, a daily maximum UV index of 3 leads to the following instructions:
Ensure safety - Recommendations to avert sunburn are presented. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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 many days does it rain in October?
How many days does it snow in October?
What is the average length of the day in October?
When are sunrise and sunset in October?
How long on average sun shines in October?
How high is the UV index in October?
Average temperature in October
Alturas, CA
- Average high temperature in October: 59.4°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is December (36.1°F).
- Average low temperature in October: 37.8°F
The month with the highest average low temperature is July (52.5°F).
The coldest month (with the lowest average low temperature) is December (23°F).
Average pressure in October
Alturas, CA
- Average pressure in October: 30.04"Hg
The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
Alturas, CA
- Average wind speed in October: 6.8mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in October
Alturas, CA
- Average humidity in October: 53%
The months with the highest relative humidity are January and December (79%).
The month with the lowest relative humidity is August (34%).
Average rainfall in October
Alturas, CA
- Average rainfall in October: 0.79"
The wettest month (with the highest rainfall) is March (1.85").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in October
Alturas, CA
- Average rainfall days in October: 6.6 days
The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is July (2.5 days).
Average snowfall in October
Alturas, CA
- Average snowfall in October: 0.87"
The month with the highest snowfall is December (9.02").
The months with the least snowfall are July and August (0").
Average snowfall days in October
Alturas, CA
- Average snowfall days in October: 1.5 days
The month with the highest number of snowfall days is December (12.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in October /
Average sunshine in October
Alturas, CA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in October: 7h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in October
Alturas, CA
- Average sunshine days in October: 22.5 days
The months with the most sunshine days are July and August (26.3 days).
The month with the least sunshine days is March (12.8 days).
Average UV index in October
Alturas, CA
- Average UV index in October: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in October
Alturas, CA
- Average cloud cover in October: 21
The months with the most cloud cover are March and December (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 8).
Average visibility in October
Alturas, CA
- Average visibility in October: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).
Alturas, California, USA
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