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Contents
- The climate of Phoenix
- The best time to visit Phoenix
- The worst time to visit Phoenix
- Spring weather in Phoenix
- Summer weather in Phoenix
- Autumn weather in Phoenix
- Winter weather in Phoenix
- 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 daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Phoenix
Phoenix lies within the tropical climate zone of the Köppen classification: the Am, standing for Tropical Monsoon. Essential to note, this tropical monsoon climate characterizes the monsoon with a dry season in a tropical area. Cross-referencing these conditions with weather throughout the year, weather parameters such as temperature, humidity, and rainfall patterns remain constant but with noticeable variations.
Over the year, temperatures range from a low of 20.7°C (69.3°F) up to a high of 28.5°C (83.3°F). The lowest temperatures are typically around 20.9°C (69.6°F) in July, with the highest generally around 28.5°C (83.3°F) in February. Relative humidity, on the other hand, remains almost consistent hovering around mid-70%, implying a humid tropical atmosphere.
Rainfall varies, offering a small window of dryness during certain months. The driest month is September with only 15mm (0.59") of precipitation while February and March experiences the most rainfall, up to 129mm (5.08") and 121mm (4.76") respectively. Sunshine hours also vary, with winter months experiencing fewer daylight hours - around 10.9 hours in June, and up to 13.4 hours in December. A similar pattern is seen in sunshine duration, with a low of 6.2hours in July and a high of 10.2 hours in October.
Interestingly, Phoenix experiences cloudy conditions throughout the year with cloud cover extending from 38% in October to 45% in April. The wind also varies, with average wind speeds varying from 16.4km/h (10.2mph) in November to 22.8km/h (14.2mph) in August.
Over the year, temperatures range from a low of 20.7°C (69.3°F) up to a high of 28.5°C (83.3°F). The lowest temperatures are typically around 20.9°C (69.6°F) in July, with the highest generally around 28.5°C (83.3°F) in February. Relative humidity, on the other hand, remains almost consistent hovering around mid-70%, implying a humid tropical atmosphere.
Rainfall varies, offering a small window of dryness during certain months. The driest month is September with only 15mm (0.59") of precipitation while February and March experiences the most rainfall, up to 129mm (5.08") and 121mm (4.76") respectively. Sunshine hours also vary, with winter months experiencing fewer daylight hours - around 10.9 hours in June, and up to 13.4 hours in December. A similar pattern is seen in sunshine duration, with a low of 6.2hours in July and a high of 10.2 hours in October.
Interestingly, Phoenix experiences cloudy conditions throughout the year with cloud cover extending from 38% in October to 45% in April. The wind also varies, with average wind speeds varying from 16.4km/h (10.2mph) in November to 22.8km/h (14.2mph) in August.
The best time to visit Phoenix
Taking into consideration factors such as humidity, rainfall, and temperature, the best time to visit Phoenix would be between May and September. While temperatures are a bit lower, ranging from 23.3°C (73.9°F) to 25.6°C (78.1°F), these months also register the least amount of rainfall. Precipitation during these months ranges from 15mm (0.59") to 29mm (1.14") providing drier conditions. Furthermore, they have relatively high sunshine hours making them the ideal for outdoor activities.
The worst time to visit Phoenix
February and March prove to be the least favorable months to visit Phoenix. Despite having the highest temperatures, these months also register the most rainfall, with up to 129mm (5.08") and 121mm (4.76") respectively, causing weather disruptions. The relative humidity increases slightly, further intensifying the heated conditions.
Spring weather in Phoenix
In Phoenix, spring spans from September to November. Temperatures during these months are quite balanced, ranging from 23.7°C (74.7°F) in September to 26.3°C (79.3°F) in November. The months also receive less rainfall, going from 15mm (0.59") in September to 45mm (1.77") in November. The daily sunshine duration also gradually increases from 8.8 hours in September to 10.6 hours in November.
Summer weather in Phoenix
Summer in Phoenix is between December and February with temperatures from 27.6°C (81.7°F) in December to 28.5°C (83.3°F) in February. Despite having the highest temperature range, these months receive a significant amount of rainfall, reaching 129mm (5.08") in February. Sunshine hours are high, peaking at 13.4 hours in December.
Autumn weather in Phoenix
From March to May Phoenix experiences autumn. Temperature ranges drop a bit from 28.2°C (82.8°F) in March to 25.6°C (78.1°F) in May. March is also the month with the second-highest rainfall in the year at 121mm (4.76"), but by May, the rainfall drops significantly to 29mm (1.14"). Average daylight hours decrease during this season, going from 12.2 hours in March to 11.2 hours in May.
Winter weather in Phoenix
Winter months in Phoenix are June, July, and August where temperatures range from 23.3°C (73.9°F) to 24.2°C (75.6°F). Rainfall is at its lowest during these months with an average of 20mm (0.79"). Despite the minor reduction in temperature, cloud cover is at the lowest percentage, providing plenty of sunshine. Average daylight hours during these months range from 11 hours to 11.6 hours, still providing plentiful daylight.
Weather in January
Phoenix experiences a warm start to the year in January, a month distinguished by its relatively high temperature and humidity. One notable attribute of January is the rainfall of 129mm (5.08") which is among the highest for the year, implying a fairly wet start for Phoenix. Weather in January »
Weather in February
Significant characteristics of February weather in Phoenix is a slight dip in rainfall from 129mm (5.08") to 121mm (4.76"), coupled with the highest relative humidity of 78%. Ties with January are evident, and the onset of a trend towards a decrease in rainfall can be discerned. Weather in February »
Weather in March
With a further reduction in rainfall to 97mm (3.82"), March weather in Phoenix underscores the continuing trend of diminishing rains initiated in February. The temperature is still relatively high, making for a warm and pleasant atmosphere. Weather in March »
Weather in April
The decreased rainfall observed in February and March continues its course into April, reaching 57mm (2.24") and setting the stage for even drier months ahead. Beyond the measurable decrease in rainfall, a distinct reduction in both temperature and humidity mark April's place in Phoenix's climate narrative. Weather in April »
Weather in May
While May is typically characterized by the negligible rainfall figure of 29mm (1.14"), it maintains the equilibrium between temperature and humidity observed since April in Phoenix. This month ushers in a different temperature range that prepares Phoenix for the subsequent months of lower rainfall and humidity levels. Weather in May »
Weather in June
June is defined by the near absence of rainfall in Phoenix, registering a mere 22mm (0.87") of precipitation. The reduction in rainfall is accompanied by a considerable decline in relative humidity to 74%. The dipping rainfall along with the decreasing humidity suggests the onset of a markedly dry and cold phase in Phoenix's weather patterns. Weather in June »
Weather in July
As a testament to the continuing trend of falling precipitation, July receives only 18mm (0.71") of rainfall, the lowest for the year in Phoenix. The relative humidity slips further to 74%, accompanying the marked decrease in precipitation. Weather in July »
Weather in August
With an impressive pressure reading of 1021mb, the highest for the year, August creates a unique weather pattern in Phoenix. August is the month where the decrease in temperature from the first half of the year is at its most noticeable, cementing its position within the transitionary phase between the first and second halves of the year. Weather in August »
Weather in September
September's standout figure comes in the form of its UV index value at 6, representing the year's most subdued figure in Phoenix. This month takes the fluctuation of weather elements a step further by increasing the temperature slightly while still maintaining low humidity levels. Weather in September »
Weather in October
Phoenix experiences a significant leap in rainfall come October, with the precipitation bouncing back to 23mm (0.91") from the annual low of 15mm (0.59") in September. This upswing in the rainfall, combined with a slight rise in temperature, conveys a distinct shift in Phoenix's weather patterns. Weather in October »
Weather in November
November in Phoenix sees a rebound in rainfall as it escalates to 45mm (1.77"), while temperature trends remain on par with preceding periods. This ascendancy in rainfall, twinned with a maintained temperature, underlines a distinct progression in Phoenix's climate patterns. Weather in November »
Weather in December
A noticeable feature is the significant rise in precipitation, culminating with 72mm (2.83") to end Phoenix's annual rainfall trends on a high note. With December's undeniable shift to a wetter period, the evolution of Phoenix's weather patterns sees it complete its annual cycle. Weather in December »
[Resources]Frequently asked questions
What are the most humid months in Phoenix?
The months with the highest humidity in Phoenix are January through March, with an average relative humidity of 78%.
What is the rainiest month in Phoenix?
The month with the most rainfall in Phoenix, Mauritius, is January, when the rain falls for 22.2 days and typically aggregates up to 129mm (5.08") of precipitation.
How many days does it rain in Phoenix?
Throughout the year, in Phoenix, there are 208.5 rainfall days, and 648mm (25.51") of precipitation is accumulated.
What are the months with the highest UV index in Phoenix?
January through March and December, with an average maximum UV index of 7, are months with the highest UV index in Phoenix, Mauritius.
What part of the year is the hottest in Phoenix?
February is Phoenix's warmest month, registering average high temperatures of 28.5°C (83.3°F) and lows of 25.6°C (78.1°F).
What is the month with the lowest UV index in Phoenix?
April through November, with an average maximum UV index of 6, are months with the lowest UV index.
What is the month with the shortest days in Phoenix?
June has the shortest days of the year, with an average of 10h and 54min of daylight.
What is the coldest month in Phoenix?
The months of July and August see the lowest levels of Phoenix's temperatures, averaging a high of 23.3°C (73.9°F).
What is the month with the least sunshine in Phoenix?
The month with the least sunshine in Phoenix, Mauritius, is July, with an average of 6.2h of sunshine.
What is the least humid month in Phoenix?
The months with the lowest humidity in Phoenix are August and September, with an average relative humidity of 73%.
What is the driest month in Phoenix?
September is the month with the least rainfall in Phoenix. Rain falls for 14.3 days and accumulates 15mm (0.59") of precipitation.
What month has the most sunshine in Phoenix?
October has the most sunshine of the year in Phoenix, with an average of 10.2h of sunshine.
When are the longest days in Phoenix?
The month with the longest days is December, with an average of 13h and 18min of daylight.
Is there Daylight Saving Time (DST) in Phoenix?
Phoenix does not utilize Daylight Saving Time (DST). +04 timezone is used over the entire year.
Average temperature
Phoenix, Mauritius
The warmest month (with the highest average high temperature) is February (28.5°C).
The months with the lowest average high temperature are July and August (23.3°C).
The month with the highest average low temperature is February (25.6°C).
The coldest month (with the lowest average low temperature) is August (20.7°C).
Average pressure
Phoenix, Mauritius
- Average pressure in January:
1011.4mbar - Average pressure in February:
1011.1mbar - Average pressure in March:
1012.4mbar - Average pressure in April:
1014.5mbar - Average pressure in May:
1017.3mbar - Average pressure in June:
1019.4mbar
- Average pressure in July:
1020.2mbar - Average pressure in August:
1021mbar - Average pressure in September:
1020.4mbar - Average pressure in October:
1018.1mbar - Average pressure in November:
1015.6mbar - Average pressure in December:
1013.3mbar
The month with the highest atmospheric pressure is August (1021mbar).
The month with the lowest atmospheric pressure is February (1011.1mbar).
Average wind speed
Phoenix, Mauritius
- Average wind speed in January:
17.6km/h - Average wind speed in February:
16.9km/h - Average wind speed in March:
18.2km/h - Average wind speed in April:
19.3km/h - Average wind speed in May:
19km/h - Average wind speed in June:
22.5km/h
- Average wind speed in July:
22.5km/h - Average wind speed in August:
22.8km/h - Average wind speed in September:
21.2km/h - Average wind speed in October:
18.9km/h - Average wind speed in November:
16.4km/h - Average wind speed in December:
16.8km/h
The windiest month (with the highest average wind speed) is August (22.8km/h).
The calmest month (with the lowest average wind speed) is November (16.4km/h).
Average humidity
Phoenix, Mauritius
The months with the highest relative humidity are January, February and March (78%).
The months with the lowest relative humidity are August and September (73%).
Average rainfall
Phoenix, Mauritius
- Average rainfall in January:
129mm - Average rainfall in February:
121mm - Average rainfall in March:
97mm - Average rainfall in April:
57mm - Average rainfall in May:
29mm - Average rainfall in June:
22mm
The wettest month (with the highest rainfall) is January (129mm).
The driest month (with the least rainfall) is September (15mm).
Average rainfall days
Phoenix, Mauritius
- Average rainfall days in January:
22.2 days - Average rainfall days in February:
23.1 days - Average rainfall days in March:
23.6 days - Average rainfall days in April:
19.8 days - Average rainfall days in May:
16.5 days - Average rainfall days in June:
13.8 days
- Average rainfall days in July:
15.8 days - Average rainfall days in August:
16.3 days - Average rainfall days in September:
14.3 days - Average rainfall days in October:
12.2 days - Average rainfall days in November:
12.6 days - Average rainfall days in December:
18.3 days
The month with the highest number of rainy days is March (23.6 days).
The month with the least rainy days is October (12.2 days).
Average daylight / Average sunshine
Phoenix, Mauritius
- Average daylight in January:
13h and 1min - Average daylight in February:
12h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 4min - Average daylight in May:
11h and 1min - Average daylight in June:
10h and 5min
- Average daylight in July:
11h and 0min - Average daylight in August:
11h and 2min - Average daylight in September:
12h and 0min - Average daylight in October:
12h and 4min - Average daylight in November:
13h and 1min - Average daylight in December:
13h and 2min
The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in January:
9h and 3min - Average sunshine in February:
8h and 3min - Average sunshine in March:
7h and 5min - Average sunshine in April:
6h and 5min - Average sunshine in May:
6h and 2min - Average sunshine in June:
6h and 2min
- Average sunshine in July:
6h and 1min - Average sunshine in August:
6h and 3min - Average sunshine in September:
8h and 5min - Average sunshine in October:
10h and 1min - Average sunshine in November:
9h and 5min - Average sunshine in December:
10h and 1min
The month with the most sunshine is October (Average sunshine: 10h and 12min).
The month with the least sunshine is July (Average sunshine: 6h and 12min).
Average sunshine days
Phoenix, Mauritius
- Average sunshine days in January:
4.7 days - Average sunshine days in February:
3.2 days - Average sunshine days in March:
4.3 days - Average sunshine days in April:
5.3 days - Average sunshine days in May:
10.1 days - Average sunshine days in June:
10.7 days
- Average sunshine days in July:
9.4 days - Average sunshine days in August:
8.3 days - Average sunshine days in September:
8.6 days - Average sunshine days in October:
11.8 days - Average sunshine days in November:
10.6 days - Average sunshine days in December:
7.8 days
The month with the most sunshine days is October (11.8 days).
The month with the least sunshine days is February (3.2 days).
Average UV index
Phoenix, Mauritius
The months with the highest UV index are January, February, March and December (UV index 7).
The months with the lowest UV index are April, May, June, July, August, September, October and November (UV index 6).
Average cloud cover
Phoenix, Mauritius
The months with the most cloud cover are March and April (Cloud cover 45).
The months with the least cloud cover are May and June (Cloud cover 38).
Average visibility
Phoenix, Mauritius
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Phoenix, Mauritius
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