Arizona · NWS PSR office

Fountain Hills, AZ weather

It is 70°F and clear at Mesa / Falcon Field as of Oct 27, 11:05 PM MST. Tonight: Clear, low near 58°F. Forecast from the National Weather Service, issued Oct 27, 9:46 PM MST.

Updated Oct 27, 11:30 PM MST (snapshot)

Current conditions

Temperature

70°F

Clear

Wind

NNE 7 mph

Humidity 38% · dew point 43°F

Pressure · visibility

29.95 inHg

Visibility 10 mi

Observed at Mesa / Falcon Field (KFFZ), Oct 27, 11:05 PM MST. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Fountain Hills forecast zone right now.

Around the NWS PSR forecast area

No active alerts in zones served by the PSR office near Fountain Hills.

From the alert snapshot of Oct 28, 2026, 2:15 AM EDT. No alerts are active anywhere in Arizona.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Fountain Hills (local time)
TimeTempForecastPrecip. chanceWind
Tue 11 PM64°FClear0%N 5 mph
Wed 12 AM63°FClear0%N 5 mph
Wed 1 AM61°FClear0%N 5 mph
Wed 2 AM61°FClear0%N 5 mph
Wed 3 AM60°FClear0%N 5 mph
Wed 4 AM60°FClear0%N 5 mph
Wed 5 AM59°FMostly Clear0%N 5 mph
Wed 6 AM58°FSunny0%N 5 mph
Wed 7 AM59°FSunny0%N 5 mph
Wed 8 AM62°FSunny0%NNE 5 mph
Wed 9 AM68°FSunny0%NE 5 mph
Wed 10 AM73°FSunny0%E 5 mph
Wed 11 AM77°FSunny0% 0 mph
Wed 12 PM81°FSunny0%S 5 mph
Wed 1 PM82°FMostly Sunny0%S 5 mph
Wed 2 PM82°FMostly Sunny0%S 5 mph
Wed 3 PM83°FMostly Sunny0%SSW 5 mph
Wed 4 PM82°FPartly Sunny0% 0 mph
Wed 5 PM80°FMostly Sunny0% 0 mph
Wed 6 PM77°FPartly Cloudy0% 0 mph
Wed 7 PM71°FPartly Cloudy0% 0 mph
Wed 8 PM69°FMostly Cloudy0%NNE 5 mph
Wed 9 PM68°FMostly Cloudy0%NNE 5 mph
Wed 10 PM66°FMostly Cloudy0%NNE 5 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Fountain Hills can differ.

7-day forecast

Tonight

Low 58°F

Clear, with a low around 58. North wind around 5 mph.

Wednesday

High 84°F·Low 61°F

Sunny. High near 84, with temperatures falling to around 80 in the afternoon. South southeast wind 0 to 5 mph.

Wednesday Night: Mostly cloudy, with a low around 61. North northeast wind 0 to 5 mph.

Thursday

High 84°F·Low 64°F

Mostly sunny, with a high near 84. East southeast wind 0 to 5 mph.

Thursday Night: A slight chance of rain showers between 11pm and 5am, then showers and thunderstorms likely. Mostly cloudy, with a low around 64. East wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

Friday

High 73°F·Low 62°F

Showers and thunderstorms. Mostly cloudy, with a high near 73. East southeast wind 0 to 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Friday Night: Showers and thunderstorms likely before 5am. Mostly cloudy, with a low around 62. East northeast wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Saturday

High 74°F·Low 63°F

A slight chance of rain showers after 5pm. Mostly cloudy, with a high near 74. Southeast wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Saturday Night: A slight chance of rain showers before 11pm, then showers and thunderstorms. Cloudy, with a low around 63. East southeast wind 0 to 5 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Sunday

High 68°F·Low 57°F

Rain showers before 11am, then showers and thunderstorms. Mostly cloudy, with a high near 68. South southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Sunday Night: A chance of showers and thunderstorms before 5am. Mostly cloudy, with a low around 57. East wind 0 to 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Monday

High 70°F·Low 54°F

Mostly sunny, with a high near 70. West northwest wind around 0 mph.

Monday Night: Mostly clear, with a low around 54. North wind 0 to 5 mph.

Tuesday

High 72°F

Sunny, with a high near 72. West northwest wind 0 to 5 mph.

Nearby cities

Larger cities in the area

Other cities in Maricopa County

See every city we cover in Arizona, or check all active alerts.

About this forecast

Forecast office
Fountain Hills is served by the National Weather Service PSR forecast office, forecast zone AZZ549, county zone AZC013.
Location used
The Census Bureau's internal point for Fountain Hills (33.6078, -111.7384), in Maricopa County. Population: 23,696 (2024 estimate), number 32 of the 32 Arizona cities on this site.
Radar
Nearest NWS radar: KIWA. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/33.6078,-111.7384 (forecast issued Oct 27, 9:46 PM MST).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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