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
October's arrival corresponds with a decrease in average high-temperatures, from September's torrid 99.9°F (37.7°C) to a hot 88.3°F (31.3°C). During October, Holtville experiences a consistent low-temperature average of 69.1°F (20.6°C).Humidity
In October, the average relative humidity is 27%.Rainfall
In Holtville, California, during October, the rain falls for 1.6 days and regularly aggregates up to 0.2" (5mm) of precipitation. In Holtville, during the entire year, the rain falls for 29.5 days and collects up to 2.99" (76mm) of precipitation.Daylight
The average length of the day in October is 11h and 21min.On the first day of the month, sunrise is at 6:36 am and sunset at 6:25 pm. On the last day of October, sunrise is at 6:59 am and sunset at 5:51 pm PDT.
Sunshine
In Holtville, the average sunshine in October is 9.8h.UV index
In October, the average daily maximum UV index in Holtville is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index of 6 during October translates into these guidelines:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in Holtville in October?
What is the average humidity in October in Holtville?
How much does it rain in Holtville in October?
What is the average length of the day in October in Holtville?
What time are sunrise and sunset in October in Holtville?
How many hours of sunshine does Holtville have in October?
What is the UV index intensity in October in Holtville?
Average temperature in October
Holtville, CA
- Average high temperature in October: 88.3°F
The warmest month (with the highest average high temperature) is July (107.2°F).
The month with the lowest average high temperature is December (67.3°F).
- Average low temperature in October: 69.1°F
The month with the highest average low temperature is August (85.6°F).
The coldest month (with the lowest average low temperature) is January (50°F).
Average pressure in October
Holtville, CA
- Average pressure in October: 29.88"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.77"Hg).
Average wind speed in October
Holtville, CA
- Average wind speed in October: 6.3mph
The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest months (with the lowest average wind speed) are January and August (5.5mph).
Average humidity in October
Holtville, CA
- Average humidity in October: 27%
The month with the highest relative humidity is December (39%).
The month with the lowest relative humidity is June (21%).
Average rainfall in October
Holtville, CA
- Average rainfall in October: 0.2"
The wettest month (with the highest rainfall) is July (0.55").
The driest month (with the least rainfall) is May (0.04").
Average rainfall days in October
Holtville, CA
- Average rainfall days in October: 1.6 days
The month with the highest number of rainy days is July (6.3 days).
The month with the least rainy days is May (0.9 days).
Average daylight in October /
Average sunshine in October
Holtville, CA
- Average daylight in October: 11h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in October: 9h and 5min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).
Average sunshine days in October
Holtville, CA
- Average sunshine days in October: 28.5 days
The month with the most sunshine days is May (29.9 days).
The month with the least sunshine days is July (21.8 days).
Average UV index in October
Holtville, CA
- Average UV index in October: 6
The months with the highest UV index are July and August (UV index 9).
The month with the lowest UV index is December (UV index 4).
Average cloud cover in October
Holtville, CA
- Average cloud cover in October: 7
The month with the most cloud cover is December (Cloud cover 17).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility in October
Holtville, 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).
Holtville, California, USA
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