Climate and monthly weather forecastQuartzsite, AZ
Climate and monthly weather forecast
The climate of Quartzsite
Quartzsite, Arizona, firmly resides within the BWh Köppen climate classification, otherwise known as a subtropical desert climate. This geographical positioning produces extreme weather patterns on either end of the temperature scale. Across the annals of the year, temperatures demonstrate solid fluctuation, ranging from a high of 103.1°F (39.5°C) in the peak of summer to a chilling low of 47.1°F (8.4°C) in the heart of winter.Uniquely, rainfall is a scarce commodity in this arid landscape, with averages less than 0.9" (23mm) per month throughout the year. The majority of this precipitation falls during the summer months, particularly from July to September, where averages reach between up to 0.87" (22mm). The driest period extends from April to June, recording an appreciably lower figure of 0.12" (3mm).
With ample daylight hours peaking at 14.4 hours in June, Quartzsite offers plenty of sunshine for visitors and residents alike. In fact, visible sunlight surpasses 7 hours per day, regardless of the season, underscoring the starkness of this desert climate. The gusty winds, clocking in at 12.6mph (20.3km/h) in April and May, might offer momentary respite from the heat but can occasionally escalate to extreme weather phenomena such as dust storms.
The best time to visit Quartzsite
Quartzsite is most congenial between November and March, when the city experiences milder temperatures. This period is characterized by average high temperatures hovering between 61°F (16.1°C) and 74.7°F (23.7°C), combined with lower humidity levels of 28% to 40%. Combined with an average of over 7.4 hours of sunny weather per day and minimal rain, visitors will find the climate during these months agreeable for outdoor activities.The worst time to visit Quartzsite
Venturing into Quartzsite during the peak summer months from June to August would prove challenging for most. Temperatures often escalate beyond triple digits, reaching up to 103.1°F (39.5°C), coupled with the highest humidity levels of the year, averaging between 25% and 26%. Even at night, temperatures drop to only 85.6°F (29.8°C), providing minimal relief. Furthermore, this period records the highest rainfall of the year, making it less than ideal for travel.Spring weather in Quartzsite
Springtime in Quartzsite welcomes average high temperatures of between 74.7°F (23.7°C) to 89.2°F (31.8°C) from March to May. These months experience the lowest humidity levels of the year, between 22% to 28%. Rainfall remains sparse, recording 0.43" (11mm) in March, tapering down to 0.08" (2mm) by May. Despite the heat, wind speeds are moderate to high during this season, with an average velocity between 7.5mph (12.1km/h) to 8.8mph (14.2km/h).Summer weather in Quartzsite
Summers in Quartzsite bring the heat, with average high temperatures soaring as high as 103.1°F (39.5°C) in July. Combined with high humidity, scorching days and warm nights dominate the period from June to August. Even though it is the rainiest time of the year, rainfall amounts remain modest, peaking at 0.87" (22mm) in July.Autumn weather in Quartzsite
During the transition period of September to November, average high temperatures dip to between 96.1°F (35.6°C) to 72.1°F (22.3°C). Quartzsite experiences a modest increase in rainfall levels, reaching up to 0.47" (12mm) in November. Despite the drop in temperature, daylight hours are high, with clear skies allowing 9.8 to 7.4 hours of sunshine per day.Winter weather in Quartzsite
Winter in Quartzsite extends from December to February, during which the city witnesses its coldest temperatures. Average high temperatures drop to a low of 61°F (16.1°C) in December, but the city remains sunny with an average of 7 hours of sunshine per day in December and January. While rainfall is expected in these months, averaging at 0.35" (9mm) in December and ascending slightly to 0.43" (11mm) by February, it contributes to a sparse amount of rainfall days, making it a reasonably dry season for Quartzsite.Weather in January
January weather in Quartzsite, Arizona, is relatively mild, with cooler temperatures and increased rainfall compared to the dry and hot conditions that dominate most of the year. The fluctuations in temperature throughout the day lead to morning fog, creating a mesmerizing view of the dew-kissed desert landscape. Weather in January »Weather in February
The February weather in Quartzsite takes on a characteristic shift from January's cooler temperatures and higher humidity. A slight increase in daylight hours ensures extra sunshine, which warms up the chilly mornings rapidly. Weather in February »Weather in March
The weather in Quartzsite in March signifies the advent of spring with the environment turning more pleasant and colorful. Daylight hours extend further, promoting more time for outdoor activities and exploration. In March, the temperature ranges from a high of 74.7°F (23.7°C) to a low of 57.4°F (14.1°C). Weather in March »Weather in April
The arrival of April in Quartzsite brings warmer temperatures that signal the steady approach towards the peak of summer. The change in weather from March is noticeable, as the desert bathes in an ample amount of sunlight throughout the day. Weather in April »Weather in May
As Quartzsite steps into May, the city starts feeling the dry heat of the impending summer. With almost 14 hours of daylight, the city bathes in abundant sunlight with temperatures reaching up to 89.2°F (31.8°C) and a minimum of 68.2°F (20.1°C). Weather in May »Weather in June
Quartzsite fully embraces the summer season in June when temperatures peak reaching a scorching high of 100.2°F (37.9°C) and a low of 76.6°F (24.8°C). The intense heat paired with a substantially low humidity level results in a dry weather pattern. Weather in June »Weather in July
July represents the height of summer in Quartzsite with temperatures soaring to their highest point. The desert city experiences extreme heat with the maximum temperature reaching a sweltering 103.1°F (39.5°C) and a minimum temperature of 83.8°F (28.8°C). Weather in July »Weather in August
The Quartzsite weather in August continues to reflect the extreme desert summer conditions. The scorching sun blazes during the daytime, bathing the city in intense heat. August stands in close competition with July, as it peaks at 102.6°F (39.2°C) and drops to 85.6°F (29.8°C). Weather in August »Weather in September
In September, Quartzsite begins to experience a decline in temperatures, marking the end of the extreme summer heat. The weather cools down slightly, promising a gentle transition into the fall season. The temperature variation in September sees a high of 96.1°F (35.6°C) and a low of 79.3°F (26.3°C). Weather in September »Weather in October
October in Quartzsite brings a shift in weather conditions as temperatures continue to drop, signaling the arrival of the colder months. Comfortable daytime temperatures combined with cool nights offer ideal conditions for camping and outdoor activities. Weather in October »Weather in November
November in Quartzsite is marked by a noticeable drop in temperature as the city transitions further into the winter months. The shift from October's moderate conditions become visible as daylight hours reduce significantly. The maximum and minimum temperatures in November register at 72.1°F (22.3°C) and 55.4°F (13°C) respectively. Weather in November »Weather in December
The December weather in Quartzsite, Arizona, brings the winter season fully upon the city. A sharp decrease in temperature from November creates chilling mornings and lower daytime temperatures. The month's temperature fluctuates between a high of 61°F (16.1°C) and a low of 47.3°F (8.5°C). Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Quartzsite, AZ
The warmest month (with the highest average high temperature) is July (103.1°F).
The month with the lowest average high temperature is December (61°F).
The month with the highest average low temperature is August (85.6°F).
The coldest month (with the lowest average low temperature) is January (47.1°F).
Average pressure
Quartzsite, AZ
- Average pressure in January:
30.08"Hg - Average pressure in February:
30"Hg - Average pressure in March:
29.94"Hg - Average pressure in April:
29.85"Hg - Average pressure in May:
29.79"Hg - Average pressure in June:
29.74"Hg
- Average pressure in July:
29.79"Hg - Average pressure in August:
29.78"Hg - Average pressure in September:
29.79"Hg - Average pressure in October:
29.87"Hg - Average pressure in November:
29.99"Hg - Average pressure in December:
30.05"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.74"Hg).
Average wind speed
Quartzsite, AZ
- Average wind speed in January:
6mph - Average wind speed in February:
6.6mph - Average wind speed in March:
7.5mph - Average wind speed in April:
8.8mph - Average wind speed in May:
8.8mph - Average wind speed in June:
8.5mph
- Average wind speed in July:
8.2mph - Average wind speed in August:
7.6mph - Average wind speed in September:
6.7mph - Average wind speed in October:
6.6mph - Average wind speed in November:
6mph - Average wind speed in December:
6mph
The windiest months (with the highest average wind speed) are April and May (8.8mph).
The calmest months (with the lowest average wind speed) are January, November and December (6mph).
Average humidity
Quartzsite, AZ
The months with the highest relative humidity are January and December (40%).
The month with the lowest relative humidity is June (17%).
Average rainfall
Quartzsite, AZ
- Average rainfall in January:
0.43" - Average rainfall in February:
0.43" - Average rainfall in March:
0.43" - Average rainfall in April:
0.16" - Average rainfall in May:
0.08" - Average rainfall in June:
0.12"
- Average rainfall in July:
0.87" - Average rainfall in August:
0.75" - Average rainfall in September:
0.71" - Average rainfall in October:
0.43" - Average rainfall in November:
0.47" - Average rainfall in December:
0.35"
The wettest month (with the highest rainfall) is July (0.87").
The driest month (with the least rainfall) is May (0.08").
Average rainfall days
Quartzsite, AZ
- Average rainfall days in January:
3.4 days - Average rainfall days in February:
3.9 days - Average rainfall days in March:
2.9 days - Average rainfall days in April:
2.8 days - Average rainfall days in May:
1.4 days - Average rainfall days in June:
1.6 days
- Average rainfall days in July:
8.1 days - Average rainfall days in August:
7.8 days - Average rainfall days in September:
6.5 days - Average rainfall days in October:
3.1 days - Average rainfall days in November:
1.9 days - Average rainfall days in December:
4.4 days
The month with the highest number of rainy days is July (8.1 days).
The month with the least rainy days is May (1.4 days).
Average daylight / Average sunshine
Quartzsite, AZ
- Average daylight in January:
10h and 12min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 0min - Average daylight in May:
13h and 54min - Average daylight in June:
14h and 24min
- Average daylight in July:
14h and 6min - Average daylight in August:
13h and 24min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 18min - Average daylight in November:
10h and 24min - Average daylight in December:
10h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January:
7h and 42min - Average sunshine in February:
9h and 24min - Average sunshine in March:
9h and 18min - Average sunshine in April:
10h and 24min - Average sunshine in May:
12h and 0min - Average sunshine in June:
12h and 6min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
11h and 6min - Average sunshine in September:
9h and 48min - Average sunshine in October:
8h and 42min - Average sunshine in November:
7h and 24min - Average sunshine in December:
7h and 0min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days
Quartzsite, AZ
- Average sunshine days in January:
27.1 days - Average sunshine days in February:
24 days - Average sunshine days in March:
27.9 days - Average sunshine days in April:
27.5 days - Average sunshine days in May:
29.3 days - Average sunshine days in June:
27.6 days
- Average sunshine days in July:
19.6 days - Average sunshine days in August:
19.5 days - Average sunshine days in September:
21.6 days - Average sunshine days in October:
26.6 days - Average sunshine days in November:
27.5 days - Average sunshine days in December:
26.2 days
The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is August (19.5 days).
Average UV index
Quartzsite, 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
Quartzsite, AZ
The month with the most cloud cover is December (Cloud cover 18).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility
Quartzsite, 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).





