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 sea temperature 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 commencement of October indicates a gentle shift in the average high-temperature, receding from September's moderately hot 85.5°F (29.7°C) to a still warm 78.8°F (26°C). During October, San Leon's temperature falls to a steady low-temperature average of 68.7°F (20.4°C).Humidity
The least humid month is October, with an average relative humidity of 72%.Rainfall
In San Leon, during October, the rain falls for 13.6 days and regularly aggregates up to 3.58" (91mm) of precipitation. In San Leon, during the entire year, the rain falls for 188.2 days and collects up to 44.13" (1121mm) of precipitation.Snowfall
February through December are months without snowfall.Ocean temperature
In San Leon, the average seawater temperature in October is 77.9°F (25.5°C).Note: Water surface temperatures from 77°F (25°C) to 84.2°F (29°C) are considered optimal and extremely delightful for long-lasting pleasure in any water activity.
Daylight
The average length of the day in October is 11h and 27min.On the first day of the month, sunrise is at 7:13 am and sunset at 7:04 pm. On the last day of October, sunrise is at 7:32 am and sunset at 6:33 pm CDT.
Sunshine
The average sunshine in October is 6.8h.UV index
In October, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 5 in October converts into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Stay aware! UV radiation is magnified when reflecting off sand and water.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in October?
What is the least humid month?
What is the average humidity in October?
How many days does it rain in October?
When it does not snow?
What is the water temperature in October?
What is the average length of the day in October?
What time are sunrise and sunset in October?
How many hours of sunshine does San Leon have in October?
How high is the UV index in October?
Average temperature in October
San Leon, TX
- Average high temperature in October: 78.8°F
The warmest month (with the highest average high temperature) is August (89.2°F).
The month with the lowest average high temperature is January (59.5°F).
- Average low temperature in October: 68.7°F
The months with the highest average low temperature are July and August (80.2°F).
The coldest month (with the lowest average low temperature) is January (49.5°F).
Average pressure in October
San Leon, TX
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in October
San Leon, TX
- Average wind speed in October: 9.8mph
The windiest month (with the highest average wind speed) is April (11.4mph).
The calmest months (with the lowest average wind speed) are August and September (8.3mph).
Average humidity in October
San Leon, TX
- Average humidity in October: 72%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (72%).
Average rainfall in October
San Leon, TX
- Average rainfall in October: 3.58"
The wettest month (with the highest rainfall) is September (6.77").
The driest month (with the least rainfall) is March (1.81").
Average rainfall days in October
San Leon, TX
- Average rainfall days in October: 13.6 days
The month with the highest number of rainy days is August (22.1 days).
The month with the least rainy days is November (11.6 days).
Average snowfall in October
San Leon, TX
- Average snowfall in October: 0"
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in October
San Leon, TX
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average sea temperature in October
San Leon, TX
- Average sea temperature in October: 77.9°F
The best month for swimming (with the highest average sea temperature) is August (87.2°F).
The coldest month (with the lowest average sea temperature) is January (56.5°F).
Average daylight in October /
Average sunshine in October
San Leon, 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: 6h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in October
San Leon, TX
- Average sunshine days in October: 15.8 days
The month with the most sunshine days is January (16.3 days).
The month with the least sunshine days is August (6.3 days).
Average UV index in October
San Leon, TX
- Average UV index in October: 5
The months with the highest UV index are May, 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 Leon, TX
- Average cloud cover in October: 28
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in October
San Leon, 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 Leon, Texas, USA
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