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Grannis AR Weather - Lightning Observed - 99°F
Lightning Observed
99°F
Updated 4:57 pm
Feels Like 102°F
Humidity 36%
Wind VRB 3 mph
Barometer  29.87 in
Dew Point 68°F
Grannis AR Weather - Lightning Observed - 37°C
Lightning Observed
37°C
Updated 4:57 pm
Feels Like 39°C
Humidity 36%
Wind VRB 5 km/h
Barometer  101.2 kPa
Dew Point 20°C
Grannis, AR Weather and Current Conditionsgrannis ar weather forecast

Grannis, AR Weather Forecast

Grannis Arkansas WeatherGrannis, Arkansas Weather Weather Forecast
14 day API forecast for Grannis, Arkansas. Note. The 7-day weather forecast for Grannis, AR is the most reliable and accurate forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days in advance.
Grannis, AR Weather Forecast Dated: 457 PM Mon Sep 07 2026
Expect a hot stretch with plenty of sunshine and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.

Monday, September 7, 2026

Mid-Morning
Grannis Weather - 2026-09-07 - Morning - Sunny
82°F 28°C
Sunny
Mid-Afternoon
Grannis Weather - 2026-09-07 - Afternoon - Sunny
100°F 38°C
Sunny
Early-Evening
Grannis Weather - 2026-09-07 - Evening - Sunny
95°F 35°C
Sunny
Scorching heat reaching 100°F 38°C, feeling like 106°F 41°C, sunny throughout the day, with lower humidity and steady pressure.

Tuesday, September 8, 2026

Mid-Morning
Grannis Weather - 2026-09-08 - Morning - Sunny
81°F 27°C
Sunny
Mid-Afternoon
Grannis Weather - 2026-09-08 - Afternoon - Partly Cloudy
101°F 39°C
Partly Cloudy
Early-Evening
Grannis Weather - 2026-09-08 - Evening - Sunny
85°F 30°C
Sunny
Sweltering heat reaching 101°F 39°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds turning from the E to the ESE at 8 mph 12 km/h.

Wednesday, September 9, 2026

Mid-Morning
Grannis Weather - 2026-09-09 - Morning - Sunny
82°F 28°C
Sunny
Mid-Afternoon
Grannis Weather - 2026-09-09 - Afternoon - Nearby Thunderstorms
99°F 37°C
Nearby Thunderstorms
Early-Evening
Grannis Weather - 2026-09-09 - Evening - Sunny
89°F 32°C
Sunny
Sizzling hot with 99°F 37°C, heavy thunderstorms conditions at times, with lower humidity and barometric pressure falling. Winds switching from the SSW to the S at 6 mph 10 km/h.

Thursday, September 10, 2026

Mid-Morning
Grannis Weather - 2026-09-10 - Morning - Sunny
80°F 27°C
Sunny
Mid-Afternoon
Grannis Weather - 2026-09-10 - Afternoon - Light Showers
84°F 29°C
Light Showers
Early-Evening
Grannis Weather - 2026-09-10 - Evening - Rain
72°F 22°C
Rain
Warm and summery around 84°F 29°C (feels like 87°F 31°C), drier morning followed by showers lasting through evening, with increasing humidity and steady pressure. Winds moving from the SSW to the S at 10 mph 15 km/h. Gusts up to 23 mph 37 km/h.

Friday, September 11, 2026

Mid-Morning
Grannis Weather - 2026-09-11 - Morning - Partly Cloudy
76°F 25°C
Partly Cloudy
Mid-Afternoon
Grannis Weather - 2026-09-11 - Afternoon - Scattered Showers
93°F 34°C
Scattered Showers
Early-Evening
Grannis Weather - 2026-09-11 - Evening - Sunny
83°F 28°C
Sunny
Hot and sweltering around 93°F 34°C (heat index 96°F 36°C), scattered downpours possible, with steady humidity and barometric pressure falling.

Saturday, September 12, 2026

Mid-Morning
Grannis Weather - 2026-09-12 - Morning - Light Fog
78°F 26°C
Light Fog
Mid-Afternoon
Grannis Weather - 2026-09-12 - Afternoon - Overcast
94°F 35°C
Overcast
Early-Evening
Grannis Weather - 2026-09-12 - Evening - Nearby Thunderstorms
86°F 30°C
Nearby Thunderstorms
Very hot with a high of 94°F 35°C, feeling closer to 98°F 37°C in the humidity, heavy thunderstorms conditions at times, with steady humidity and steady pressure.

Sunday, September 13, 2026

Mid-Morning
Grannis Weather - 2026-09-13 - Morning - Overcast
77°F 25°C
Overcast
Mid-Afternoon
Grannis Weather - 2026-09-13 - Afternoon - Partly Cloudy
92°F 34°C
Partly Cloudy
Early-Evening
Grannis Weather - 2026-09-13 - Evening - Nearby Thunderstorms
89°F 32°C
Nearby Thunderstorms
Sizzling hot near 92°F 34°C with a heat index reaching 97°F 36°C, periods of heavy thunderstorms, with lower humidity and steady pressure.

Monday, September 14, 2026

Mid-Morning
Grannis Weather - 2026-09-14 - Morning - Sunny
81°F 27°C
Sunny
Mid-Afternoon
Grannis Weather - 2026-09-14 - Afternoon - Partly Cloudy
92°F 33°C
Partly Cloudy
Early-Evening
Grannis Weather - 2026-09-14 - Evening - Overcast
89°F 32°C
Overcast
Hot and sweltering around 92°F 33°C (heat index 95°F 35°C), sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with lower humidity and barometric pressure falling.

Tuesday, September 15, 2026

Mid-Morning
Grannis Weather - 2026-09-15 - Morning - Overcast
82°F 28°C
Overcast
Mid-Afternoon
Grannis Weather - 2026-09-15 - Afternoon - Nearby Thunderstorms
78°F 26°C
Nearby Thunderstorms
Early-Evening
Grannis Weather - 2026-09-15 - Evening - Heavy Rain Showers
71°F 22°C
Heavy Rain Showers
Mild temperatures up to 78°F 26°C, heavy thunderstorms conditions at times, with increasing humidity and steady pressure. Winds swinging from the SW to the WSW at 6 mph 9 km/h.

Wednesday, September 16, 2026

Mid-Morning
Grannis Weather - 2026-09-16 - Morning - Light Fog
76°F 24°C
Light Fog
Mid-Afternoon
Grannis Weather - 2026-09-16 - Afternoon - Scattered Showers
81°F 27°C
Scattered Showers
Early-Evening
Grannis Weather - 2026-09-16 - Evening - Overcast
76°F 25°C
Overcast
Very warm with a high of 81°F 27°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure.

Thursday, September 17, 2026

Mid-Morning
Grannis Weather - 2026-09-17 - Morning - Sunny
67°F 20°C
Sunny
Mid-Afternoon
Grannis Weather - 2026-09-17 - Afternoon - Partly Cloudy
84°F 29°C
Partly Cloudy
Early-Evening
Grannis Weather - 2026-09-17 - Evening - Sunny
75°F 24°C
Sunny
Warm and summery near 84°F 29°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.

Friday, September 18, 2026

Mid-Morning
Grannis Weather - 2026-09-18 - Morning - Sunny
72°F 22°C
Sunny
Mid-Afternoon
Grannis Weather - 2026-09-18 - Afternoon - Sunny
87°F 30°C
Sunny
Early-Evening
Grannis Weather - 2026-09-18 - Evening - Sunny
78°F 25°C
Sunny
Balmy with temperatures reaching 87°F 30°C, sunny throughout the day, with steady humidity and barometric pressure falling.

Saturday, September 19, 2026

Mid-Morning
Grannis Weather - 2026-09-19 - Morning - Sunny
74°F 23°C
Sunny
Mid-Afternoon
Grannis Weather - 2026-09-19 - Afternoon - Sunny
89°F 32°C
Sunny
Early-Evening
Grannis Weather - 2026-09-19 - Evening - Sunny
79°F 26°C
Sunny
Quite warm around 89°F 32°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure.

Sunday, September 20, 2026

Mid-Morning
Grannis Weather - 2026-09-20 - Morning - Sunny
79°F 26°C
Sunny
Mid-Afternoon
Grannis Weather - 2026-09-20 - Afternoon - Sunny
90°F 32°C
Sunny
Early-Evening
Grannis Weather - 2026-09-20 - Evening - Overcast
82°F 28°C
Overcast
Hot temperatures near 90°F 32°C, sunny in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure.

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Weather by the Numbers

Mon, 7th
Grannis AR Weather - Monday, Sep 7, 2026 - Sunny
Hi: 101°F 38°C
Lo: 72°F 22°C
Sunrise 06:55 AM
Sunset 07:35 PM
Wind ESE 6 mph9 km/h
Dew Point 71°F22°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 44%
Tue, 8th
Grannis AR Weather - Tuesday, Sep 8, 2026 - Sunny
Hi: 101°F 39°C
Lo: 73°F 23°C
Sunrise 06:56 AM
Sunset 07:34 PM
Wind S 5 mph8 km/h
Dew Point 64°F18°C
uv Index 8
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 36%
Wed, 9th
Grannis AR Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 99°F 37°C
Lo: 76°F 25°C
Sunrise 06:57 AM
Sunset 07:33 PM
Wind S 7 mph12 km/h
Dew Point 65°F18°C
uv Index 8
Barometric Pressure 30.09 in1019 mb
POP 1% *
Humidity 38%
Thu, 10th
Grannis AR Weather - Thursday, Sep 10, 2026 - Cloudy
Hi: 95°F 35°C
Lo: 70°F 21°C
Sunrise 06:57 AM
Sunset 07:31 PM
Wind SSW 6 mph10 km/h
Dew Point 64°F18°C
uv Index 7
Barometric Pressure 29.97 in1015 mb
POP 6% *
Humidity 39%
Fri, 11th
Grannis AR Weather - Friday, Sep 11, 2026 - Patchy Rain Nearby
Hi: 94°F 34°C
Lo: 69°F 21°C
Sunrise 06:58 AM
Sunset 07:30 PM
Wind S 4 mph7 km/h
Dew Point 66°F19°C
uv Index 7
Barometric Pressure 29.94 in1014 mb
POP 36% *
Humidity 48%
Sat, 12th
Grannis AR Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 94°F 35°C
Lo: 72°F 22°C
Sunrise 06:59 AM
Sunset 07:28 PM
Wind SSW 5 mph8 km/h
Dew Point 66°F19°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 6% *
Humidity 47%
Sun, 13th
Grannis AR Weather - Sunday, Sep 13, 2026 - Partly Cloudy
Hi: 93°F 34°C
Lo: 74°F 24°C
Sunrise 06:59 AM
Sunset 07:27 PM
Wind SSW 5 mph8 km/h
Dew Point 67°F20°C
uv Index 8
Barometric Pressure 30 in1016 mb
POP 4% *
Humidity 51%
Mon, 14th
Grannis AR Weather - Monday, Sep 14, 2026 - Sunny
Hi: 93°F 34°C
Lo: 76°F 24°C
Sunrise 07:00 AM
Sunset 07:26 PM
Wind SSW 8 mph13 km/h
Dew Point 65°F19°C
uv Index 8
Barometric Pressure 30 in1016 mb
POP 2% *
Humidity 45%
Tue, 15th
Grannis AR Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 92°F 33°C
Lo: 71°F 22°C
Sunrise 07:01 AM
Sunset 07:24 PM
Wind WSW 7 mph11 km/h
Dew Point 67°F19°C
uv Index 8
Barometric Pressure 30.03 in1017 mb
POP 6% *
Humidity 48%
Wed, 16th
Grannis AR Weather - Wednesday, Sep 16, 2026 - Patchy Rain Nearby
Hi: 82°F 28°C
Lo: 68°F 20°C
Sunrise 07:01 AM
Sunset 07:23 PM
Wind ENE 4 mph7 km/h
Dew Point 64°F18°C
uv Index 6
Barometric Pressure 30.15 in1021 mb
POP 21% *
Humidity 60%
Thu, 17th
Grannis AR Weather - Thursday, Sep 17, 2026 - Overcast
Hi: 85°F 29°C
Lo: 61°F 16°C
Sunrise 07:02 AM
Sunset 07:21 PM
Wind NE 4 mph7 km/h
Dew Point 40°F5°C
uv Index 6
Barometric Pressure 30.21 in1023 mb
POP 3% *
Humidity 26%
Fri, 18th
Grannis AR Weather - Friday, Sep 18, 2026 - Sunny
Hi: 87°F 31°C
Lo: 62°F 17°C
Sunrise 07:03 AM
Sunset 07:20 PM
Wind S 6 mph9 km/h
Dew Point 50°F10°C
uv Index 7
Barometric Pressure 30.09 in1019 mb
POP 1% *
Humidity 33%
Sat, 19th
Grannis AR Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 89°F 32°C
Lo: 66°F 19°C
Sunrise 07:04 AM
Sunset 07:18 PM
Wind SSW 4 mph7 km/h
Dew Point 52°F11°C
uv Index 7
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 34%
Sun, 20th
Grannis AR Weather - Sunday, Sep 20, 2026 - Sunny
Hi: 92°F 33°C
Lo: 68°F 20°C
Sunrise 07:04 AM
Sunset 07:17 PM
Wind ESE 4 mph7 km/h
Dew Point 56°F14°C
uv Index 8
Barometric Pressure 30.06 in1018 mb
POP 1% *
Humidity 34%
* POP = Probability of Precipitation. Data for 12:00 PM.