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Poston AZ Weather - Clear - 106°F
Clear
106°F
Updated 3:37 pm
Feels Like 103°F
Humidity 19%
Wind N 0 mph
Barometer  29.87 in
Dew Point 56°F
Poston AZ Weather - Clear - 41°C
Clear
41°C
Updated 3:37 pm
Feels Like 40°C
Humidity 19%
Wind N 0 km/h
Barometer  101.2 kPa
Dew Point 13°C
Poston, AZ Weather and Current Conditionsposton az weather forecast

Poston, AZ Weather Forecast

Poston Arizona WeatherPoston, Arizona Weather Weather Forecast
14 Day API Poston, AZ Weather Forecast. Note: Our 7 day Poston, Arizona weather forecast is our most reliable, and specific forecast. This model should only be used as a probable scenario. Forecasting more than 7 days ahead is challenging.
Poston, AZ Weather Forecast Dated: 337 PM Wed Sep 09 2026
Expect a hot stretch with plenty of sunshine and mostly dry weather over the coming period. comfortable humidity and an unsettled pattern will dominate.

Wednesday, September 9, 2026

Mid-Morning
Poston Weather - 2026-09-09 - Morning - Cloudy
88°F 31°C
Cloudy
Mid-Afternoon
Poston Weather - 2026-09-09 - Afternoon - Sunny
107°F 42°C
Sunny
Early-Evening
Poston Weather - 2026-09-09 - Evening - Sunny
104°F 41°C
Sunny
Scorching hot near 107°F 42°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds turning from the SW to the WSW at 10 mph 16 km/h.

Thursday, September 10, 2026

Mid-Morning
Poston Weather - 2026-09-10 - Morning - Partly Cloudy
92°F 33°C
Partly Cloudy
Mid-Afternoon
Poston Weather - 2026-09-10 - Afternoon - Sunny
109°F 43°C
Sunny
Early-Evening
Poston Weather - 2026-09-10 - Evening - Sunny
105°F 41°C
Sunny
Sweltering temperatures near 109°F 43°C with a heat index of 112°F 44°C, partly cloudy through the afternoon, turning sunny this evening, with lower humidity and barometric pressure falling. Winds switching from the SW to the WSW at 10 mph 15 km/h. Gusts up to 20 mph 32 km/h.

Friday, September 11, 2026

Mid-Morning
Poston Weather - 2026-09-11 - Morning - Sunny
92°F 33°C
Sunny
Mid-Afternoon
Poston Weather - 2026-09-11 - Afternoon - Sunny
107°F 41°C
Sunny
Early-Evening
Poston Weather - 2026-09-11 - Evening - Sunny
100°F 38°C
Sunny
Dangerously hot temperatures around 107°F 41°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds increasing from the S at 9 mph 14 km/h to SSW at 18 mph 29 km/h. Gusts up to 24 mph 38 km/h.

Saturday, September 12, 2026

Mid-Morning
Poston Weather - 2026-09-12 - Morning - Sunny
90°F 32°C
Sunny
Mid-Afternoon
Poston Weather - 2026-09-12 - Afternoon - Sunny
104°F 40°C
Sunny
Early-Evening
Poston Weather - 2026-09-12 - Evening - Sunny
98°F 37°C
Sunny
Dangerously hot with a high of 104°F 40°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds swinging from the S to the SSW at 16 mph 26 km/h. Gusts up to 25 mph 40 km/h.

Sunday, September 13, 2026

Mid-Morning
Poston Weather - 2026-09-13 - Morning - Sunny
89°F 31°C
Sunny
Mid-Afternoon
Poston Weather - 2026-09-13 - Afternoon - Sunny
102°F 39°C
Sunny
Early-Evening
Poston Weather - 2026-09-13 - Evening - Sunny
97°F 36°C
Sunny
Scorching hot near 102°F 39°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds shifting from the S to the SW at 11 mph 16 km/h.

Monday, September 14, 2026

Mid-Morning
Poston Weather - 2026-09-14 - Morning - Sunny
88°F 31°C
Sunny
Mid-Afternoon
Poston Weather - 2026-09-14 - Afternoon - Sunny
101°F 39°C
Sunny
Early-Evening
Poston Weather - 2026-09-14 - Evening - Sunny
95°F 35°C
Sunny
Sweltering heat reaching 101°F 39°C, sunny throughout the day, with lower humidity and steady pressure. Winds S at 15 mph 24 km/h. Gusts up to 21 mph 34 km/h.

Tuesday, September 15, 2026

Mid-Morning
Poston Weather - 2026-09-15 - Morning - Sunny
87°F 31°C
Sunny
Mid-Afternoon
Poston Weather - 2026-09-15 - Afternoon - Sunny
101°F 38°C
Sunny
Early-Evening
Poston Weather - 2026-09-15 - Evening - Sunny
95°F 35°C
Sunny
Dangerously hot temperatures around 101°F 38°C, sunny throughout the day, with lower humidity and steady pressure. Winds picking up from SE at 6 mph 10 km/h to SSW at 14 mph 22 km/h. Gusts up to 24 mph 39 km/h.

Wednesday, September 16, 2026

Mid-Morning
Poston Weather - 2026-09-16 - Morning - Sunny
88°F 31°C
Sunny
Mid-Afternoon
Poston Weather - 2026-09-16 - Afternoon - Sunny
102°F 39°C
Sunny
Early-Evening
Poston Weather - 2026-09-16 - Evening - Sunny
96°F 36°C
Sunny
Dangerously hot with a high of 102°F 39°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds moving from the ESE to the S at 9 mph 15 km/h.

Thursday, September 17, 2026

Mid-Morning
Poston Weather - 2026-09-17 - Morning - Sunny
88°F 31°C
Sunny
Mid-Afternoon
Poston Weather - 2026-09-17 - Afternoon - Scattered Showers
99°F 37°C
Scattered Showers
Early-Evening
Poston Weather - 2026-09-17 - Evening - Scattered Showers
96°F 36°C
Scattered Showers
Very hot with a high of 99°F 37°C, feeling closer to 103°F 40°C in the humidity, locally heavy downpours at times, with lower humidity and steady pressure. Winds swinging from the E to the ESE at 7 mph 11 km/h.

Friday, September 18, 2026

Mid-Morning
Poston Weather - 2026-09-18 - Morning - Scattered Showers
88°F 31°C
Scattered Showers
Mid-Afternoon
Poston Weather - 2026-09-18 - Afternoon - Sunny
98°F 37°C
Sunny
Early-Evening
Poston Weather - 2026-09-18 - Evening - Partly Cloudy
98°F 36°C
Partly Cloudy
Sizzling hot near 98°F 37°C with a heat index reaching 102°F 39°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling.

Saturday, September 19, 2026

Mid-Morning
Poston Weather - 2026-09-19 - Morning - Sunny
88°F 31°C
Sunny
Mid-Afternoon
Poston Weather - 2026-09-19 - Afternoon - Sunny
98°F 37°C
Sunny
Early-Evening
Poston Weather - 2026-09-19 - Evening - Sunny
97°F 36°C
Sunny
Very hot with temperatures reaching 98°F 37°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Sunday, September 20, 2026

Mid-Morning
Poston Weather - 2026-09-20 - Morning - Sunny
95°F 35°C
Sunny
Mid-Afternoon
Poston Weather - 2026-09-20 - Afternoon - Sunny
103°F 39°C
Sunny
Early-Evening
Poston Weather - 2026-09-20 - Evening - Sunny
101°F 38°C
Sunny
Dangerously hot with a high of 103°F 39°C, sunny throughout the day, with steady humidity and steady pressure.

Monday, September 21, 2026

Mid-Morning
Poston Weather - 2026-09-21 - Morning - Sunny
98°F 37°C
Sunny
Mid-Afternoon
Poston Weather - 2026-09-21 - Afternoon - Sunny
107°F 42°C
Sunny
Early-Evening
Poston Weather - 2026-09-21 - Evening - Sunny
103°F 40°C
Sunny
Scorching hot near 107°F 42°C, sunny throughout the day, with steady humidity and steady pressure.

Tuesday, September 22, 2026

Mid-Morning
Poston Weather - 2026-09-22 - Morning - Sunny
98°F 37°C
Sunny
Mid-Afternoon
Poston Weather - 2026-09-22 - Afternoon - Overcast
109°F 43°C
Overcast
Early-Evening
Poston Weather - 2026-09-22 - Evening - Partly Cloudy
105°F 41°C
Partly Cloudy
Sweltering heat reaching 109°F 43°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling.

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Weather by the Numbers

Wed, 9th
Poston AZ Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 110°F 44°C
Lo: 82°F 28°C
Sunrise 06:17 AM
Sunset 06:52 PM
Wind SSW 6 mph9 km/h
Dew Point 67°F19°C
uv Index 9
Barometric Pressure 29.91 in1013 mb
POP 1% *
Humidity 30%
Thu, 10th
Poston AZ Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 110°F 43°C
Lo: 86°F 30°C
Sunrise 06:17 AM
Sunset 06:51 PM
Wind S 5 mph8 km/h
Dew Point 60°F16°C
uv Index 9
Barometric Pressure 29.8 in1009 mb
POP 1% *
Humidity 25%
Fri, 11th
Poston AZ Weather - Friday, Sep 11, 2026 - Sunny
Hi: 107°F 41°C
Lo: 86°F 30°C
Sunrise 06:18 AM
Sunset 06:49 PM
Wind S 11 mph18 km/h
Dew Point 62°F17°C
uv Index 9
Barometric Pressure 29.74 in1007 mb
POP 0% *
Humidity 28%
Sat, 12th
Poston AZ Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 104°F 40°C
Lo: 83°F 29°C
Sunrise 06:19 AM
Sunset 06:48 PM
Wind SSW 15 mph24 km/h
Dew Point 57°F14°C
uv Index 9
Barometric Pressure 29.74 in1007 mb
POP 1% *
Humidity 25%
Sun, 13th
Poston AZ Weather - Sunday, Sep 13, 2026 - Sunny
Hi: 103°F 39°C
Lo: 82°F 28°C
Sunrise 06:19 AM
Sunset 06:47 PM
Wind SSW 12 mph19 km/h
Dew Point 59°F15°C
uv Index 9
Barometric Pressure 29.71 in1006 mb
POP 0% *
Humidity 28%
Mon, 14th
Poston AZ Weather - Monday, Sep 14, 2026 - Sunny
Hi: 102°F 39°C
Lo: 82°F 28°C
Sunrise 06:20 AM
Sunset 06:45 PM
Wind S 11 mph18 km/h
Dew Point 52°F11°C
uv Index 9
Barometric Pressure 29.74 in1007 mb
POP 0% *
Humidity 23%
Tue, 15th
Poston AZ Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 101°F 39°C
Lo: 81°F 27°C
Sunrise 06:21 AM
Sunset 06:44 PM
Wind S 12 mph19 km/h
Dew Point 59°F15°C
uv Index 9
Barometric Pressure 29.83 in1010 mb
POP 0% *
Humidity 29%
Wed, 16th
Poston AZ Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 103°F 39°C
Lo: 80°F 27°C
Sunrise 06:21 AM
Sunset 06:42 PM
Wind S 10 mph16 km/h
Dew Point 58°F15°C
uv Index 9
Barometric Pressure 29.88 in1012 mb
POP 0% *
Humidity 28%
Thu, 17th
Poston AZ Weather - Thursday, Sep 17, 2026 - Thundery Outbreaks In Nearby
Hi: 99°F 37°C
Lo: 83°F 29°C
Sunrise 06:22 AM
Sunset 06:41 PM
Wind SE 5 mph9 km/h
Dew Point 66°F19°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 3% *
Humidity 39%
Fri, 18th
Poston AZ Weather - Friday, Sep 18, 2026 - Cloudy
Hi: 100°F 38°C
Lo: 85°F 30°C
Sunrise 06:23 AM
Sunset 06:40 PM
Wind SE 4 mph7 km/h
Dew Point 64°F18°C
uv Index 7
Barometric Pressure 29.88 in1012 mb
POP 17% *
Humidity 37%
Sat, 19th
Poston AZ Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 99°F 37°C
Lo: 83°F 29°C
Sunrise 06:24 AM
Sunset 06:38 PM
Wind E 4 mph6 km/h
Dew Point 63°F17°C
uv Index 8
Barometric Pressure 29.85 in1011 mb
POP 1% *
Humidity 36%
Sun, 20th
Poston AZ Weather - Sunday, Sep 20, 2026 - Sunny
Hi: 103°F 40°C
Lo: 92°F 33°C
Sunrise 06:24 AM
Sunset 06:37 PM
Wind ESE 3 mph5 km/h
Dew Point 58°F14°C
uv Index 9
Barometric Pressure 29.8 in1009 mb
POP 0% *
Humidity 25%
Mon, 21st
Poston AZ Weather - Monday, Sep 21, 2026 - Sunny
Hi: 107°F 42°C
Lo: 94°F 34°C
Sunrise 06:25 AM
Sunset 06:35 PM
Wind NE 4 mph6 km/h
Dew Point 50°F10°C
uv Index 10
Barometric Pressure 29.77 in1008 mb
POP 0% *
Humidity 17%
Tue, 22nd
Poston AZ Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 109°F 43°C
Lo: 93°F 34°C
Sunrise 06:26 AM
Sunset 06:34 PM
Wind SW 5 mph8 km/h
Dew Point 42°F6°C
uv Index 10
Barometric Pressure 29.74 in1007 mb
POP 1% *
Humidity 12%
* POP = Probability of Precipitation. Data for 12:00 PM.