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 onset of October is marked by a minor decrease in temperature, transitioning from a hot 89.1°F (31.7°C) in September to a moderately hot 80.6°F (27°C). In the month of October, the average low-temperature usually rests at an enjoyable 62.4°F (16.9°C).Heat index
In October, the heat index is estimated at 84.2°F (29°C). If one continues to be active during enduring exposure, it could result in fatigue and heat cramps.When referencing the heat index, its values are suitable for shady environments and light breezes. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', quantifies the warmth felt when relative humidity is considered. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
Humidity
In October, the average relative humidity is 66%.Rainfall
In San Antonio, Texas, during October, the rain falls for 9.8 days and regularly aggregates up to 2.68" (68mm) of precipitation. Throughout the year, there are 144.5 rainfall days, and 22.6" (574mm) of precipitation is accumulated.Snowfall
March through November are months without snowfall.Daylight
The average length of the day in October in San Antonio is 11h and 27min.On the first day of October, sunrise is at 7:27 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 6:48 pm CDT.
Sunshine
In San Antonio, the average sunshine in October is 7.3h.UV index
In October, the average daily maximum UV index in San Antonio, Texas, is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 5 in October translates into these instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What are October temperatures in San Antonio?
What is the average humidity in October in San Antonio?
How many days does it rain in October in San Antonio?
When it does not snow in San Antonio?
What is the average length of the day in October in San Antonio?
When are sunrise and sunset in October in San Antonio?
How long on average sun shines in October in San Antonio?
What is the UV index reading in October in San Antonio?
Average temperature in October
San Antonio, TX
- Average high temperature in October: 80.6°F
The warmest month (with the highest average high temperature) is August (96.6°F).
The month with the lowest average high temperature is January (61.7°F).
- Average low temperature in October: 62.4°F
The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).
Average pressure in October
San Antonio, TX
- Average pressure in October: 29.99"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in October
San Antonio, TX
- Average wind speed in October: 7.5mph
The windiest month (with the highest average wind speed) is May (9mph).
The calmest month (with the lowest average wind speed) is September (6.5mph).
Average humidity in October
San Antonio, TX
- Average humidity in October: 66%
The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (59%).
Average rainfall in October
San Antonio, TX
- Average rainfall in October: 2.68"
The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in October
San Antonio, TX
- Average rainfall days in October: 9.8 days
The month with the highest number of rainy days is September (17 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in October
San Antonio, TX
- Average snowfall in October: 0"
The months with the highest snowfall are January and February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in October
San Antonio, TX
- Average snowfall days in October: 0 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in October /
Average sunshine in October
San Antonio, TX
- Average daylight in October: 11h and 2min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in October: 7h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in October
San Antonio, TX
- Average sunshine days in October: 17.8 days
The month with the most sunshine days is January (20.3 days).
The months with the least sunshine days are May and September (11.8 days).
Average UV index in October
San Antonio, TX
- Average UV index in October: 5
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in October
San Antonio, TX
- Average cloud cover in October: 33
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in October
San Antonio, TX
- 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).
San Antonio, Texas, USA
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