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
Welcoming October, Arnold observes a shift in the average high-temperature, falling from September's moderately hot 79.3°F (26.3°C) to a comfortable 67.5°F (19.7°C). Arnold's nights in October cool down to an average low-temperature of 46.2°F (7.9°C).Humidity
In Arnold, the average relative humidity in October is 45%.Rainfall
In Arnold, California, in October, it is raining for 4 days, with typically 0.87" (22mm) of accumulated precipitation. Throughout the year, there are 69 rainfall days, and 29.09" (739mm) of precipitation is accumulated.Snowfall
Months with snowfall in Arnold are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, in Arnold, there are 31 snowfall days, and 79.92" (2030mm) of snow is accumulated.Daylight
The average length of the day in October in Arnold is 11h and 11min.On the first day of October in Arnold, sunrise is at 6:57 am and sunset at 6:43 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 6:02 pm PDT.
Sunshine
The average sunshine in October in Arnold is 7.4h.UV index
The average daily maximum UV index in October is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index, 4 during October, leads to the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Always opt for UVA and UVB-resistant sunglasses on radiant days. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
What are the temperatures in Arnold in October?
What is the average humidity in October in Arnold?
How much does it rain in Arnold in October?
When does it start snowing in Arnold?
What is the average length of the day in October in Arnold?
When are sunrise and sunset in October in Arnold?
How long on average sun shines in October in Arnold?
How high is the UV index in October in Arnold?
Average temperature in October
Arnold, CA
- Average high temperature in October: 67.5°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is December (48°F).
- Average low temperature in October: 46.2°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is December (32°F).
Average pressure in October
Arnold, CA
- Average pressure in October: 30"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in October
Arnold, CA
- Average wind speed in October: 5.7mph
The windiest month (with the highest average wind speed) is February (6.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in October
Arnold, CA
- Average humidity in October: 45%
The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (36%).
Average rainfall in October
Arnold, CA
- Average rainfall in October: 0.87"
The wettest month (with the highest rainfall) is March (5.98").
The driest months (with the least rainfall) are July and August (0.08").
Average rainfall days in October
Arnold, CA
- Average rainfall days in October: 4 days
The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is August (1.6 days).
Average snowfall in October
Arnold, CA
- Average snowfall in October: 0.12"
The month with the highest snowfall is March (21.34").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Arnold, CA
- Average snowfall days in October: 0.3 days
The month with the highest number of snowfall days is March (7.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Arnold, CA
- 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 36min).
- Average sunshine in October: 7h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in October
Arnold, CA
- Average sunshine days in October: 26.5 days
The month with the most sunshine days is August (27.9 days).
The month with the least sunshine days is March (14.5 days).
Average UV index in October
Arnold, CA
- Average UV index in October: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover in October
Arnold, CA
- Average cloud cover in October: 14
The month with the most cloud cover is March (Cloud cover 37).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in October
Arnold, CA
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Arnold, California, USA
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