Fountain Hills (AZ) Climate by Month
The temperature in Fountain Hills can vary quite a bit throughout the year.
Temperatures can be very hot during the warmest months,
and mild during the cooler months.
The area is known for its low rainfall.
Now, let’s break down all the climate details for a clearer picture.
Average day and night temperature
Visitors to Fountain Hills can expect significant temperature changes throughout the year. Average daytime temperatures range from a very hot 40°C in July, the warmest time of the year, to a moderate 18°C during cooler months like December. At night, temperatures typically average around 6°C during these months.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
Fountain Hills experiences desert-like conditions in terms of precipitation with almost no rainfall, generally receiving 225 mm annually. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, December receives moderate rainfall, averaging 36 mm of precipitation, recorded across 5 rainy days. In contrast, the drier season, June brings less rainfall, with 1.5 mm over 0 rainy days.The mean monthly precipitation over the year, including rain, hail and snow
Sunshine over the year
Seasonal changes in sunshine hours are quite dramatic in Fountain Hills. While June receives considerable daily sunshine with up to 13.6 hours, December marks the darkest time of the year, where sunshine is scarce with only 8.0 hours of sunlight per day.Monthly hours of sunshine
Daily hours of sunshine
The best time of year to visit Fountain Hills in the United States of America
During the months of February, March and November you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
Yes, the months of February, April, May, June, October and November are very dry.
July has an average maximum temperature of 40°C and is the warmest month of the year.
The coldest month is December with an average maximum temperature of 18°C.
December tops the wettest month list with 36 mm of rainfall.
June is the driest month with 2 mm of precipitation.
June is the sunniest month with an average of 407 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.