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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, in Riviera, Arizona, is another mild winter month, with temperature in the range of an average low of 44.2°F (6.8°C) and an average high of 57.9°F (14.4°C). As Riviera transitions into January, the average high-temperature stands at a still refreshing 57.9°F (14.4°C), offering little variation from the preceding month. Weather in January »
Weather in February
February, the last month of the winter in Riviera, is an enjoyable month, with an average temperature ranging between min 46.6°F (8.1°C) and max 62.2°F (16.8°C). The advent of February presents an average high-temperature of a comfortable 62.2°F (16.8°C), maintaining a close correlation with the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Riviera, is an agreeable month, with an average temperature varying between 70.3°F (21.3°C) and 52.5°F (11.4°C). March signals a minor shift in the average high-temperature, moving from February's refreshing 62.2°F (16.8°C) to a pleasant 70.3°F (21.3°C). Weather in March »
Weather in April
April is a warm spring month in Riviera, Arizona, with an average temperature fluctuating between 58.3°F (14.6°C) and 77.9°F (25.5°C). A soft shift in the average high-temperature is noticeable in April, transitioning from a pleasant 70.3°F (21.3°C) in March to a warm 77.9°F (25.5°C). Weather in April »
Weather in May
The last month of the spring, May, is a tropical month in Riviera, Arizona, with temperature in the range of an average high of 86.2°F (30.1°C) and an average low of 64.6°F (18.1°C). May witnesses a minor rise in the average high-temperature, transitioning from a warm 77.9°F (25.5°C) in April to a hot 86.2°F (30.1°C). Weather in May »
Weather in June
June, the first month of the summer in Riviera, is a very hot month, with temperature in the range of an average high of 97.7°F (36.5°C) and an average low of 74.3°F (23.5°C). Riviera in June experiences an increase in the average high-temperature, moving from May's hot 86.2°F (30.1°C) to a torrid 97.7°F (36.5°C). Weather in June »
Weather in July
July, the same as June, is another torrid summer month in Riviera, Arizona, with an average temperature ranging between max 100.8°F (38.2°C) and min 81.1°F (27.3°C). The temperatures reach their highest averages in July, with highs of 100.8°F (38.2°C) and lows of 81.1°F (27.3°C). Weather in July »
Weather in August
August, the last month of the summer in Riviera, is also a sweltering month, with an average temperature fluctuating between 81.5°F (27.5°C) and 100°F (37.8°C). August's average high-temperature stands at a still sweltering 100°F (37.8°C), showing little deviation from July's 100.8°F (38.2°C). Weather in August »
Weather in September
September, the first month of the autumn in Riviera, is also a hot month, with temperature in the range of an average high of 92.8°F (33.8°C) and an average low of 75°F (23.9°C). The shift from August to September includes a small decrease in the average high-temperature, from a fiery hot 100°F (37.8°C) to a hot 92.8°F (33.8°C). Weather in September »
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). 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). Weather in October »
Weather in November
The last month of the autumn, November, is another pleasant month in Riviera, Arizona, with an average temperature varying between 52°F (11.1°C) and 68.2°F (20.1°C). The start of November signals a decrease in the average high-temperature, transitioning from a moderately hot 79.9°F (26.6°C) in October to an agreeable 68.2°F (20.1°C). Weather in November »
Weather in December
December, the first month of the winter in Riviera, is still a refreshing month, with an average temperature fluctuating between 56.3°F (13.5°C) and 43.5°F (6.4°C). Riviera's coldest weather arrives in December, when temperatures average a high of 56.3°F (13.5°C) and a low of 43.5°F (6.4°C). Weather in December »
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the most humid month in Riviera?
The most humid month is January, with an average relative humidity of 42%.
How many days does it rain?
Throughout the year, there are 44 rainfall days, and 4.21" (107mm) of precipitation is accumulated.
When it does not snow in Riviera?
January through November are months without snowfall in Riviera.
How many days does it snow?
Throughout the year, there are 0.1 snowfall days.
What is the least humid month?
With an average relative humidity of 14%, June is the least humid month.
What is the driest month?
The month with the least rainfall is June, when the rain falls for 1.1 days and typically collects 0.04" (1mm) of precipitation.
When are the longest days?
The month with the longest days is June, with an average of 14h and 30min of daylight.
What are the months with the most sunshine?
The months with the most sunshine are June and July, with an average of 12.1h of sunshine.
What is the month with the highest UV index in Riviera?
June through August, with an average maximum UV index of 8, are months with the highest UV index.
What is the warmest month?
July, with an average high of 100.8°F (38.2°C) and a low of 81.1°F (27.3°C), signifies the warmest month of the year.
What is the coldest time of year in Riviera?
December is the coldest month in Riviera, with the temperature often reaching an average high of 56.3°F (13.5°C) and an average low of 43.5°F (6.4°C).
What is the rainiest month in Riviera?
The month with the most rainfall is December, when the rain falls for 5.5 days and typically aggregates up to 0.67" (17mm) of precipitation.
When does it snow?
The only month with snowfall is December.
What is the snowiest month?
The month with the most snowfall days is December, when snow falls for 0.1 days.
What is the month with the shortest days?
With an average of 9h and 48min of daylight, December has the shortest days of the year.
Is there Daylight Saving Time (DST)?
Riviera does not utilize Daylight Saving Time (DST). MST timezone is used over the entire year.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 7h of sunshine.
When is the lowest UV index?
December is the month with the lowest UV index, with an average maximum UV index of 3.
Average temperature
Riviera, AZ
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).
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
Riviera, AZ
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.02"Hg - Average pressure in March:
29.96"Hg - Average pressure in April:
29.86"Hg - Average pressure in May:
29.8"Hg - Average pressure in June:
29.76"Hg
- Average pressure in July:
29.82"Hg - Average pressure in August:
29.82"Hg - Average pressure in September:
29.83"Hg - Average pressure in October:
29.91"Hg - Average pressure in November:
30.02"Hg - Average pressure in December:
30.08"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
Riviera, AZ
- Average wind speed in January:
9.4mph - Average wind speed in February:
8.9mph - Average wind speed in March:
9.5mph - Average wind speed in April:
10.1mph - Average wind speed in May:
9.9mph - Average wind speed in June:
9.9mph
- Average wind speed in July:
9.1mph - Average wind speed in August:
8.6mph - Average wind speed in September:
7.6mph - Average wind speed in October:
9.1mph - Average wind speed in November:
8.9mph - Average wind speed in December:
9.4mph
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
Riviera, AZ
The month with the highest relative humidity is January (42%).
The month with the lowest relative humidity is June (14%).
Average rainfall
Riviera, AZ
- Average rainfall in January:
0.43" - Average rainfall in February:
0.63" - Average rainfall in March:
0.43" - Average rainfall in April:
0.12" - Average rainfall in May:
0.12" - Average rainfall in June:
0.04"
- Average rainfall in July:
0.43" - Average rainfall in August:
0.31" - Average rainfall in September:
0.28" - Average rainfall in October:
0.24" - Average rainfall in November:
0.51" - Average rainfall in December:
0.67"
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
Riviera, AZ
- Average rainfall days in January:
4 days - Average rainfall days in February:
4.8 days - Average rainfall days in March:
4.6 days - Average rainfall days in April:
3.2 days - Average rainfall days in May:
2.3 days - Average rainfall days in June:
1.1 days
- Average rainfall days in July:
5.9 days - Average rainfall days in August:
4.2 days - Average rainfall days in September:
3.5 days - Average rainfall days in October:
3 days - Average rainfall days in November:
1.9 days - Average rainfall days in December:
5.5 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
Riviera, AZ
- Average snowfall days in January:
0 days - Average snowfall days in February:
0 days - Average snowfall days in March:
0 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0.1 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 / Average sunshine
Riviera, AZ
- Average daylight in January:
10h and 1min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 0min - Average daylight in June:
14h and 3min
- Average daylight in July:
14h and 1min - Average daylight in August:
13h and 2min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 2min - Average daylight in December:
9h and 5min
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 January:
7h and 3min - Average sunshine in February:
9h and 2min - Average sunshine in March:
9h and 1min - Average sunshine in April:
10h and 2min - Average sunshine in May:
11h and 5min - Average sunshine in June:
12h and 1min
- Average sunshine in July:
12h and 1min - Average sunshine in August:
11h and 1min - Average sunshine in September:
9h and 5min - Average sunshine in October:
8h and 5min - Average sunshine in November:
7h and 2min - Average sunshine in December:
7h and 0min
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
Riviera, AZ
- Average sunshine days in January:
25.5 days - Average sunshine days in February:
22.6 days - Average sunshine days in March:
26.5 days - Average sunshine days in April:
26.9 days - Average sunshine days in May:
28.2 days - Average sunshine days in June:
28.3 days
- Average sunshine days in July:
20.3 days - Average sunshine days in August:
22.1 days - Average sunshine days in September:
24.6 days - Average sunshine days in October:
26.8 days - Average sunshine days in November:
27.7 days - Average sunshine days in December:
24.5 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
Riviera, AZ
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
Riviera, AZ
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
Riviera, AZ
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).
Riviera, Arizona, USA
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