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 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 transition into October is accompanied by a slight temperature decrease, with the average high-temperature shifting from a moderately hot 76.5°F (24.7°C) in September to an agreeable 70.7°F (21.5°C). An average low-temperature of 52.3°F (11.3°C) is recorded during the nights in October.Humidity
The least humid month is October, with an average relative humidity of 66%.Rainfall
In Castroville, in October, it is raining for 2.2 days, with typically 0.2" (5mm) of accumulated precipitation. Throughout the year, there are 53.1 rainfall days, and 5.35" (136mm) of precipitation is accumulated.Daylight
The average length of the day in October is 11h and 14min.On the first day of October, sunrise is at 7:02 am and sunset at 6:49 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 6:10 pm PDT.
Sunshine
In Castroville, the average sunshine in October is 7.2h.UV index
In October, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high daily UV index of 4 during October translates into the following directions:
Act with care - The need to guard against sun damage is communicated. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are October temperatures in Castroville?
What is the least humid month?
What is the average humidity in October?
How much does it rain in October?
What is the average length of the day in October?
What time are sunrise and sunset in October?
How long on average sun shines in October in Castroville?
How high is the UV index in October?
Average temperature in October
Castroville, CA
- Average high temperature in October: 70.7°F
The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is December (57.6°F).
- Average low temperature in October: 52.3°F
The month with the highest average low temperature is September (54.5°F).
The coldest month (with the lowest average low temperature) is December (43.7°F).
Average pressure in October
Castroville, CA
- Average pressure in October: 29.98"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).
Average wind speed in October
Castroville, CA
- Average wind speed in October: 5mph
The windiest month (with the highest average wind speed) is May (6.5mph).
The calmest month (with the lowest average wind speed) is September (4.9mph).
Average humidity in October
Castroville, CA
- Average humidity in October: 66%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (66%).
Average rainfall in October
Castroville, CA
- Average rainfall in October: 0.2"
The wettest month (with the highest rainfall) is December (1.14").
The driest months (with the least rainfall) are June, July, August and September (0.04").
Average rainfall days in October
Castroville, CA
- Average rainfall days in October: 2.2 days
The month with the highest number of rainy days is March (10.2 days).
The month with the least rainy days is August (0.7 days).
Average daylight in October /
Average sunshine in October
Castroville, CA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in October: 7h and 1min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in October
Castroville, CA
- Average sunshine days in October: 27.5 days
The month with the most sunshine days is August (29.8 days).
The month with the least sunshine days is March (20 days).
Average UV index in October
Castroville, CA
- Average UV index in October: 4
The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are February, November and December (UV index 3).
Average cloud cover in October
Castroville, CA
- Average cloud cover in October: 15
The month with the most cloud cover is March (Cloud cover 33).
The months with the least cloud cover are July and September (Cloud cover 10).
Average visibility in October
Castroville, 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).
Castroville, California, USA
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