October weather forecastRiviera, AZ
October
Weather in October
October, like September, in Riviera, Arizona, is another warm autumn month, with an average temperature varying between 63.5°F (17.5°C) and 79.9°F (26.6°C).Temperature
Riviera, Arizona, in October undergoes a mild reduction in the average high-temperature, shifting from September's tropical 92.8°F (33.8°C) to a warm 79.9°F (26.6°C). October sees the temperature falling to a mean low of 63.5°F (17.5°C).Humidity
In Riviera, the average relative humidity in October is 27%.Rainfall
In Riviera, during October, the rain falls for 3 days and regularly aggregates up to 0.24" (6mm) of precipitation. In Riviera, during the entire year, the rain falls for 44 days and collects up to 4.21" (107mm) of precipitation.Snowfall
In Riviera, snow does not fall in January through November.Daylight
The average length of the day in October is 11h and 17min.On the first day of the month, sunrise is at 6:33 am and sunset at 6:21 pm. On the last day of October, sunrise is at 6:59 am and sunset at 5:44 pm MST.
Sunshine
The average sunshine in October is 8.8h.UV index
In October, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In October, the maximum UV index of 5 suggests these recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Riviera, AZ
- Average high temperature in October: 79.9°F
The warmest month (with the highest average high temperature) is July (100.8°F).
The month with the lowest average high temperature is December (56.3°F).
- Average low temperature in October: 63.5°F
The month with the highest average low temperature is August (81.5°F).
The coldest month (with the lowest average low temperature) is December (43.5°F).
Average pressure in October
Riviera, AZ
- Average pressure in October: 29.91"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.76"Hg).
Average wind speed in October
Riviera, AZ
- Average wind speed in October: 9.1mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is September (7.6mph).
Average humidity in October
Riviera, AZ
- Average humidity in October: 27%
The month with the highest relative humidity is January (42%).
The month with the lowest relative humidity is June (14%).
Average rainfall in October
Riviera, AZ
- Average rainfall in October: 0.24"
The wettest month (with the highest rainfall) is December (0.67").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in October
Riviera, AZ
- Average rainfall days in October: 3 days
The month with the highest number of rainy days is July (5.9 days).
The month with the least rainy days is June (1.1 days).
Average snowfall days in October
Riviera, AZ
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in October /
Average sunshine in October
Riviera, AZ
- Average daylight in October: 11h and 18min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in October: 8h and 48min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in October
Riviera, AZ
- Average sunshine days in October: 26.8 days
The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is July (20.3 days).
Average UV index in October
Riviera, AZ
- Average UV index in October: 5
The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in October
Riviera, AZ
- Average cloud cover in October: 7
The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility in October
Riviera, AZ
- 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).





