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
The beginning of October involves a decrease in the average high-temperature, transitioning from a warm 75.4°F (24.1°C) in September to a refreshing 62.2°F (16.8°C). California records an average low of 45.1°F (7.3°C) throughout the nights in October.Humidity
In October, the average relative humidity is 80%.Rainfall
In California, during October, the rain falls for 15.6 days and regularly aggregates up to 2.91" (74mm) of precipitation. Throughout the year, in California, there are 191.3 rainfall days, and 35.24" (895mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.28" (7mm) of snow. In California, during the entire year, snow falls for 60.2 days and aggregates up to 25.08" (637mm) of snow.Daylight
In California, the average length of the day in October is 11h and 8min.On the first day of October, sunrise is at 7:16 am and sunset at 7:01 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 6:17 pm EDT.
Sunshine
The average sunshine in October is 5.3h.UV index
In California, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 3 in October leads to these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average October temperature?
What is the average humidity in October?
How many days does it rain in October?
When does it start to snow?
How many hours of daylight does California have in October?
What time 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
California, PA
- Average high temperature in October: 62.2°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in October: 45.1°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in October
California, PA
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in October
California, PA
- Average wind speed in October: 6.1mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in October
California, PA
- Average humidity in October: 80%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (76%).
Average rainfall in October
California, PA
- Average rainfall in October: 2.91"
The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is November (2.13").
Average rainfall days in October
California, PA
- Average rainfall days in October: 15.6 days
The month with the highest number of rainy days is May (21.8 days).
The months with the least rainy days are January and February (11.7 days).
Average snowfall in October
California, PA
- Average snowfall in October: 0.28"
The month with the highest snowfall is January (6.26").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
California, PA
- Average snowfall days in October: 0.4 days
The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
California, PA
- 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 24min).
- Average sunshine in October: 5h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in October
California, PA
- Average sunshine days in October: 12.7 days
The month with the most sunshine days is November (14.3 days).
The month with the least sunshine days is January (6.8 days).
Average UV index in October
California, PA
- Average UV index in October: 3
The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in October
California, PA
- Average cloud cover in October: 46
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in October
California, PA
- Average visibility in October: 5mi
The months with the highest visibility are April, August and November (6mi).
The months with the lowest visibility are January and February (4mi).
California, Pennsylvania, USA
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