October weather forecastRiviera, TX
October
Weather in October
October, the same as September, is a moderately hot autumn month in Riviera, Texas, with an average temperature fluctuating between 84°F (28.9°C) and 68.5°F (20.3°C).Temperature
The move into October indicates a slight reduction in the average high-temperature, down from September's hot 90.3°F (32.4°C) to a moderately hot 84°F (28.9°C). An average temperature of 68.5°F (20.3°C) marks the nights in October.Heat index
During October, the heat index is estimated at a tropical 89.6°F (32°C). Persistently participating in activities during exposure may lead to fatigue and induce heat cramps.Know that the heat index computations account for shaded terrains and slight winds. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Humidity
The average relative humidity in October is 69%.Rainfall
In Riviera, in October, it is raining for 7.8 days, with typically 0.75" (19mm) of accumulated precipitation. In Riviera, during the entire year, the rain falls for 90.4 days and collects up to 7.28" (185mm) of precipitation.Snowfall
In Riviera, snow does not fall in January through November.Daylight
In October, the average length of the day is 11h and 30min.On the first day of October, sunrise is at 7:24 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 6:48 pm CDT.
Sunshine
In Riviera, the average sunshine in October is 7.5h.UV index
The average daily maximum UV index in October is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In October, a daily UV index of 6 turns into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Riviera, TX
- Average high temperature in October: 84°F
The warmest month (with the highest average high temperature) is August (95.9°F).
The month with the lowest average high temperature is January (65.8°F).
- Average low temperature in October: 68.5°F
The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is January (50.7°F).
Average pressure in October
Riviera, TX
- Average pressure in October: 29.96"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in October
Riviera, TX
- Average wind speed in October: 8.8mph
The windiest month (with the highest average wind speed) is May (11.1mph).
The calmest month (with the lowest average wind speed) is September (8.3mph).
Average humidity in October
Riviera, TX
- Average humidity in October: 69%
The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is August (65%).
Average rainfall in October
Riviera, TX
- Average rainfall in October: 0.75"
The wettest month (with the highest rainfall) is September (1.3").
The driest month (with the least rainfall) is February (0.28").
Average rainfall days in October
Riviera, TX
- Average rainfall days in October: 7.8 days
The month with the highest number of rainy days is September (13.8 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in October
Riviera, TX
- Average snowfall in October: 0"
The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in October
Riviera, TX
- Average snowfall days in October: 0 days
The months with the highest number of snowfall days are February and December (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in October /
Average sunshine in October
Riviera, TX
- Average daylight in October: 11h and 30min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in October: 7h and 30min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in October
Riviera, TX
- Average sunshine days in October: 21.5 days
The month with the most sunshine days is January (23.8 days).
The month with the least sunshine days is September (14.5 days).
Average UV index in October
Riviera, TX
- Average UV index in October: 6
The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in October
Riviera, TX
- Average cloud cover in October: 28
The months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in October
Riviera, 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).





