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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, like December, is another mild winter month in Riviera, Arizona, with an average temperature varying between 44.2°F (6.8°C) and 57.9°F (14.4°C). The arrival of January brings an average high-temperature of a still mild 57.9°F (14.4°C), closely following the temperature pattern of December. Weather in January »
Weather in February
The last month of the winter, February, is a refreshing month in Riviera, Arizona, with an average temperature fluctuating between 62.2°F (16.8°C) and 46.6°F (8.1°C). Riviera's entry into February measures an average high-temperature of a still refreshing 62.2°F (16.8°C), closely parallel to the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is an agreeable month in Riviera, Arizona, with an average temperature fluctuating between 52.5°F (11.4°C) and 70.3°F (21.3°C). In Riviera, the average high-temperature in March slightly rises, from a refreshing 62.2°F (16.8°C) in February, to an agreeable 70.3°F (21.3°C). Weather in March »
Weather in April
April in Riviera, Arizona, is a moderately hot spring month, with an average temperature fluctuating between 77.9°F (25.5°C) and 58.3°F (14.6°C). Riviera's transition into April brings a slight rise in the average high-temperature, moving from an agreeable 70.3°F (21.3°C) in March to a moderately hot 77.9°F (25.5°C). Weather in April »
Weather in May
The last month of the spring, May, is a hot month in Riviera, Arizona, with an average temperature fluctuating between 64.6°F (18.1°C) and 86.2°F (30.1°C). The arrival of May introduces a minor uplift in high-temperatures, adjusting from a moderately hot 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 an average temperature varying between 97.7°F (36.5°C) and 74.3°F (23.5°C). With the onset of June, Riviera's average high-temperature sees a rise, 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, like June, in Riviera, Arizona, is a very hot summer month, with an average temperature ranging between max 100.8°F (38.2°C) and min 81.1°F (27.3°C). July proves to be the warmest month, recording an average peak temperature of 100.8°F (38.2°C) and a minimum temperature of 81.1°F (27.3°C). Weather in July »
Weather in August
The last month of the summer, August, is also a sweltering month in Riviera, Arizona, with an average temperature ranging between min 81.5°F (27.5°C) and max 100°F (37.8°C). Riviera observes an average high-temperature of a still sweltering 100°F (37.8°C) in August, barely different from 100.8°F (38.2°C) in July. Weather in August »
Weather in September
September, the first month of the autumn in Riviera, is still a tropical month, with an average temperature fluctuating between 92.8°F (33.8°C) and 75°F (23.9°C). With September's onset, the weather reveals a slight temperature decrease, transitioning from a fiery hot 100°F (37.8°C) in August to a tropical 92.8°F (33.8°C). Weather in September »
Weather in October
October, the same as September, is another warm autumn month in Riviera, Arizona, with an average temperature varying between 63.5°F (17.5°C) and 79.9°F (26.6°C). A moderate decline in the average high-temperature is seen during October, decreasing from a hot 92.8°F (33.8°C) in September to a moderately hot 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 ranging between max 68.2°F (20.1°C) and min 52°F (11.1°C). The commencement of November indicates a shift in the average high-temperature, receding from October's moderately hot 79.9°F (26.6°C) to a pleasant 68.2°F (20.1°C). Weather in November »
Weather in December
The first month of the winter, December, is also a moderate month in Riviera, Arizona, with an average temperature varying between 56.3°F (13.5°C) and 43.5°F (6.4°C). Riviera reaches its lowest average temperatures in December, measuring 56.3°F (13.5°C) at the peak and 43.5°F (6.4°C) at the lowest. Weather in December »
[Resources]Frequently asked questions
What is the most humid month in Riviera?
January is the most humid month in Riviera, Arizona, with an average relative humidity of 42%.
How many days does it rain in Riviera?
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.
How many days does it snow in Riviera?
Throughout the year, there are 0.1 snowfall days.
What is the least humid month in Riviera?
June is the least humid month, with an average relative humidity of 14%.
What is the driest month in Riviera?
June is the month with the least rainfall. Rain falls for 1.1 days and accumulates 0.04" (1mm) of precipitation.
When are the longest days in Riviera?
June has the longest days of the year in Riviera, with an average of 14h and 30min of daylight.
What are the months with the most sunshine in Riviera?
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?
The months with the highest UV index are June through August, with an average maximum UV index of 8.
What is the hottest time of year in Riviera?
July tends to be the warmest month, with temperatures averaging a daily high of 100.8°F (38.2°C) and a low of 81.1°F (27.3°C).
What are the coldest months in Riviera?
The coldest month in Riviera, Arizona, is December, with an average high-temperature of 56.3°F (13.5°C) and an average low-temperature of 43.5°F (6.4°C).
What is the wettest month in Riviera?
December is the month with the most rainfall in Riviera. Rain falls for 5.5 days and accumulates 0.67" (17mm) of precipitation.
When does it snow in Riviera?
December is the only month when snow falls.
What is the snowiest month in Riviera?
December has the most snowfall days of the year. Snow falls for 0.1 days.
What is the month with the shortest days in Riviera?
With an average of 9h and 48min of daylight, December has the shortest days of the year.
Is there Daylight Saving Time (DST) in Riviera?
Riviera, Arizona, does not observe Daylight Saving Time (DST). MST timezone is used throughout the entire year.
What is the month with the least sunshine in Riviera?
December has the least sunshine of the year, with an average of 7h of sunshine.
When is the lowest UV index in Riviera?
December is the month with the lowest UV index in Riviera, Arizona, 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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