Climate in Scottsdale, Arizona

Scottsdale, AZ has a mild desert climate with warm, sunny days and mild nights throughout the year. The average summer temperature is around 96° F with low humidity levels. Winters are generally mild and sunny, with temperatures dropping only to around 40° F at night. Rainfall in Scottsdale is minimal during the summer months but increases during the winter months for an annual total of 8-9 inches. The area generally receives more than 300 days of sunshine each year, making it an ideal climate for outdoor activities like golfing and hiking.

Scottsdale, Arizona gets 11 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Scottsdale averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 299 sunny days per year in Scottsdale. The US average is 205 sunny days.

Scottsdale gets some kind of precipitation, on average, 38 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

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Weather Highlights

Summer High: the July high is around 104 degrees
Winter Low: the January low is 42
Rain: averages 11 inches of rain a year
Snow: averages 0 inches of snow a year

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BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for Scottsdale is 7.3 (10=best), which means it is less comfortable than most places in Arizona.

April, November and March are the most pleasant months in Scottsdale, while July and August are the least comfortable months.

July is the hottest month for Scottsdale with an average high temperature of 104.3°, which ranks it as warmer than most places in Arizona. In Scottsdale, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Scottsdale are March, November and April.

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In Scottsdale, there are 160.2 days annually when the high temperature is over 90°, which is hotter than most places in Arizona.

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December has the coldest nighttime temperatures for Scottsdale with an average of 41.6°. This is warmer than most places in Arizona.

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In Scottsdale, there are 4.5 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Arizona.

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In Scottsdale, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Arizona.

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Humidity in Scottsdale is generally quite low and comfortable. There are few days during the summer when the humidity becomes unpleasant. The most humid months (but still comfortable) are August, July and September.

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August is the wettest month in Scottsdale with 1.3 inches of rain, and the driest month is June with 0.1 inches. The wettest season is Spring with 36% of yearly precipitation and 18% occurs in Summer, which is the driest season. The annual rainfall of 10.5 inches in Scottsdale means that it is about average compared to other places in Arizona.

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August is the rainiest month in Scottsdale with 5.1 days of rain, and June is the driest month with only 0.5 rainy days. There are 37.7 rainy days annually in Scottsdale, which is less rainy than most places in Arizona. The rainiest season is Spring when it rains 34% of the time and the driest is Summer with only a 19% chance of a rainy day.

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There is rarely any recorded snowfall in Scottsdale, ranking it as one of the least snowy places in Arizona. Any measurable snowfall is a rare occurance in Scottsdale.

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