Fountain Hills, AZ Weather Forecast for 5-Days

Updated: Tue May 12th 2026 3:00 PM MST

Ask About Weather

Test our newly developed Weather Chatbot. It provides up to 10 days of forecast information!
Fountain Hills, AZ Weather – 5-12 – Sunny
106° / 78°
Sunny
Bright and sunny conditions in Fountain Hills, with a high of 106°F and a low of 78°F. Wind will be moderate, blowing around 14mph on average and gusts of 23.4mph at 10 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 11% at 9 PM and 8% being its lowest at 4 PM. Barometric pressure is its highest of 29.91inHg at 11 PM, a lowest point of 29.79inHg at 6 PM with an avg 29.84inHg.
Fountain Hills, AZ Weather – 5-13 – Partly Cloudy
96° / 75°

Weather Tomorrow

Partly Cloudy
Fountain Hills may see cloudy skies, with daytime highs of 96°F and overnight lows near 75°F. Wind will be moderate, blowing around 19mph on average and gusts of 23.8mph at 8 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 13% at 6 AM and 4% being its lowest at 4 PM. Barometric pressure is its highest of 29.96inHg at 8 AM, a lowest point of 29.78inHg at 6 PM with an avg 29.88inHg.
Fountain Hills, AZ Weather – 5-14 – Sunny
92° / 67°
Sunny
Fountain Hills may see a sunny day, with daytime highs of 92°F and overnight lows near 67°F. Wind will be moderate, blowing around 11mph on average and gusts of 13.2mph at 2 AM. The air will be relatively dry with average humidity levels below 30%, the maximum being 19% at 6 AM and 8% being its lowest at 6 PM. Barometric pressure is its highest of 29.91inHg at 7 AM, a lowest point of 29.75inHg at 6 PM with an avg 29.84inHg.
Fountain Hills, AZ Weather – 5-15 – Sunny
93° / 68°
Sunny
It will be sunny in Fountain Hills, with a high of 93°F and a low of 68°F. Winds will be light at 10mph and gusts of 11.3mph at 2 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 18% at 6 AM and 7% being its lowest at 6 PM. Barometric pressure is its highest of 29.87inHg at 8 AM, a lowest point of 29.66inHg at 6 PM with an avg 29.77inHg.
Fountain Hills, AZ Weather – 5-16 – Sunny
95° / 67°
Sunny
Fountain Hills is set for sunshine with temperatures peaking at 95°F and dipping to 67°F. Winds will be strong at speeds peaking at 21mph and gusts of 29.7mph at 8 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 24% at 6 AM and 6% being its lowest at 6 PM. Barometric pressure is its highest of 29.78inHg at 8 AM, a lowest point of 29.52inHg at 6 PM with an avg 29.67inHg.
Fountain Hills, AZ Weather – 5-17 – Sunny
89° / 67°
Sunny
Bright and sunny conditions in Fountain Hills, with a high of 89°F and a low of 67°F. Winds will be strong at speeds peaking at 27mph and gusts of 30.6mph at 5 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 33% at 11 PM and 13% being its lowest at 2 PM. Barometric pressure is its highest of 29.67inHg at 8 AM, a lowest point of 29.47inHg at 5 PM with an avg 29.6inHg.

Fountain Hills weather forecast and traffic updates by locals

Write your own Fountain Hills, AZ report, forecast, or traffic update:


Will not be posted, shared or used for marketing!

Please note by clicking on "Post" you acknowledge that you have read our Privacy Policy and Terms of Service and the Fountain Hills, AZ report and/or forecast you are posting is in compliance with such terms. If you are under 18, do not submit this form. Be respectful! Inappropriate content will be removed by a moderator.