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Gary SD Weather - Lightning Observed - 69°F
Lightning Observed
69°F
Updated 9:33 am
Feels Like 61°F
Humidity 91%
Wind E 8 mph
Barometer  29.99 in
Dew Point 66°F
Gary SD Weather - Lightning Observed - 21°C
Lightning Observed
21°C
Updated 9:33 am
Feels Like 16°C
Humidity 91%
Wind E 13 km/h
Barometer  101.6 kPa
Dew Point 19°C
Gary, SD Weather and Current Conditionsgary sd weather forecast

Gary, SD Weather Forecast

Gary South Dakota WeatherGary, South Dakota Weather Weather Forecast
Here is the API 14 day weather forecast for Gary, South Dakota. Note: The 7-day weather forecast for Gary, SD is the most reliable and accurate weather forecast. This template should only be used as a probable scenario. Forecasting weather beyond the next 7 days is a challenge.
Gary, SD Weather Forecast Dated: 933 AM Sat Sep 05 2026
Expect a mild stretch with more clouds than sun and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.

Saturday, September 5, 2026

Mid-Morning
Gary Weather - 2026-09-05 - Morning - Light Fog
66°F 19°C
Light Fog
Mid-Afternoon
Gary Weather - 2026-09-05 - Afternoon - Sunny
85°F 29°C
Sunny
Early-Evening
Gary Weather - 2026-09-05 - Evening - Sunny
86°F 30°C
Sunny
Warm and summery around 85°F 29°C (feels like 93°F 34°C), overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds easing from SSE 19 mph 31 km/h to SSE 11 mph 18 km/h.

Sunday, September 6, 2026

Mid-Morning
Gary Weather - 2026-09-06 - Morning - Partly Cloudy
70°F 21°C
Partly Cloudy
Mid-Afternoon
Gary Weather - 2026-09-06 - Afternoon - Nearby Thunderstorms
91°F 33°C
Nearby Thunderstorms
Early-Evening
Gary Weather - 2026-09-06 - Evening - Heavy Rain
73°F 23°C
Heavy Rain
Hot and sweltering around 91°F 33°C, locally heavy thunderstorms at times, with steady humidity and steady pressure. Winds switching from the SSE to the SE at 16 mph 25 km/h. Gusts up to 26 mph 41 km/h.

Monday, September 7, 2026

Mid-Morning
Gary Weather - 2026-09-07 - Morning - Overcast
68°F 20°C
Overcast
Mid-Afternoon
Gary Weather - 2026-09-07 - Afternoon - Scattered Showers
85°F 29°C
Scattered Showers
Early-Evening
Gary Weather - 2026-09-07 - Evening - Scattered Showers
85°F 29°C
Scattered Showers
Quite warm around 85°F 29°C, locally heavy downpours at times, with lower humidity and barometric pressure falling. Winds moving from the SE to the SSE at 16 mph 26 km/h. Gusts up to 33 mph 52 km/h.

Tuesday, September 8, 2026

Mid-Morning
Gary Weather - 2026-09-08 - Morning - Overcast
72°F 22°C
Overcast
Mid-Afternoon
Gary Weather - 2026-09-08 - Afternoon - Sunny
91°F 33°C
Sunny
Early-Evening
Gary Weather - 2026-09-08 - Evening - Sunny
80°F 27°C
Sunny
Hot temperatures near 91°F 33°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure rising. Winds swinging from the S to the WNW at 10 mph 15 km/h.

Wednesday, September 9, 2026

Mid-Morning
Gary Weather - 2026-09-09 - Morning - Sunny
64°F 18°C
Sunny
Mid-Afternoon
Gary Weather - 2026-09-09 - Afternoon - Overcast
77°F 25°C
Overcast
Early-Evening
Gary Weather - 2026-09-09 - Evening - Sunny
73°F 22°C
Sunny
Mild with a high of 77°F 25°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling. Winds blowing from the WNW at 15 mph 24 km/h.

Thursday, September 10, 2026

Mid-Morning
Gary Weather - 2026-09-10 - Morning - Sunny
65°F 18°C
Sunny
Mid-Afternoon
Gary Weather - 2026-09-10 - Afternoon - Sunny
80°F 27°C
Sunny
Early-Evening
Gary Weather - 2026-09-10 - Evening - Overcast
77°F 26°C
Overcast
Warm and summery near 80°F 27°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds SSE at 8 mph 13 km/h. Gusts up to 20 mph 31 km/h.

Friday, September 11, 2026

Mid-Morning
Gary Weather - 2026-09-11 - Morning - Overcast
73°F 23°C
Overcast
Mid-Afternoon
Gary Weather - 2026-09-11 - Afternoon - Cloudy
74°F 23°C
Cloudy
Early-Evening
Gary Weather - 2026-09-11 - Evening - Partly Cloudy
76°F 25°C
Partly Cloudy
Comfortable with temperatures reaching 74°F 23°C, overcast in the morning, partly cloudy in the afternoon, and sunny this evening, with increasing humidity and steady pressure. Winds switching from the S to the SE at 9 mph 14 km/h.

Saturday, September 12, 2026

Mid-Morning
Gary Weather - 2026-09-12 - Morning - Sunny
67°F 19°C
Sunny
Mid-Afternoon
Gary Weather - 2026-09-12 - Afternoon - Overcast
72°F 22°C
Overcast
Early-Evening
Gary Weather - 2026-09-12 - Evening - Partly Cloudy
64°F 18°C
Partly Cloudy
Enjoyable around 72°F 22°C, cloudy through the afternoon, turning overcast this evening, with lower humidity and barometric pressure rising. Winds blowing from the NNE at 10 mph 16 km/h. Gusts up to 24 mph 38 km/h.

Sunday, September 13, 2026

Mid-Morning
Gary Weather - 2026-09-13 - Morning - Light Showers
50°F 10°C
Light Showers
Mid-Afternoon
Gary Weather - 2026-09-13 - Afternoon - Light Showers
52°F 11°C
Light Showers
Early-Evening
Gary Weather - 2026-09-13 - Evening - Scattered Showers
53°F 12°C
Scattered Showers
Brisk around 52°F 11°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds swinging from the WSW to the NNE at 9 mph 14 km/h.

Monday, September 14, 2026

Mid-Morning
Gary Weather - 2026-09-14 - Morning - Light Showers
60°F 16°C
Light Showers
Mid-Afternoon
Gary Weather - 2026-09-14 - Afternoon - Light Showers
66°F 19°C
Light Showers
Early-Evening
Gary Weather - 2026-09-14 - Evening - Light Showers
60°F 16°C
Light Showers
Mildly cool near 66°F 19°C, rounds of showers expected off and on all day, with steady humidity and steady pressure. Winds out of the NNE at 13 mph 22 km/h. Gusts up to 22 mph 35 km/h.

Tuesday, September 15, 2026

Mid-Morning
Gary Weather - 2026-09-15 - Morning - Light Fog
57°F 14°C
Light Fog
Mid-Afternoon
Gary Weather - 2026-09-15 - Afternoon - Light Showers
66°F 19°C
Light Showers
Early-Evening
Gary Weather - 2026-09-15 - Evening - Scattered Showers
67°F 19°C
Scattered Showers
Comfortable at 66°F 19°C, scattered downpours possible, with steady humidity and barometric pressure falling.

Wednesday, September 16, 2026

Mid-Morning
Gary Weather - 2026-09-16 - Morning - Fog
61°F 16°C
Fog
Mid-Afternoon
Gary Weather - 2026-09-16 - Afternoon - Light Showers
63°F 17°C
Light Showers
Early-Evening
Gary Weather - 2026-09-16 - Evening - Scattered Showers
63°F 17°C
Scattered Showers
Cool with a high near 63°F 17°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds turning from the NNE to the ENE at 9 mph 14 km/h.

Thursday, September 17, 2026

Mid-Morning
Gary Weather - 2026-09-17 - Morning - Fog
60°F 15°C
Fog
Mid-Afternoon
Gary Weather - 2026-09-17 - Afternoon - Scattered Showers
69°F 20°C
Scattered Showers
Early-Evening
Gary Weather - 2026-09-17 - Evening - Cloudy
68°F 20°C
Cloudy
Enjoyable around 69°F 20°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure.

Friday, September 18, 2026

Mid-Morning
Gary Weather - 2026-09-18 - Morning - Fog
62°F 16°C
Fog
Mid-Afternoon
Gary Weather - 2026-09-18 - Afternoon - Light Showers
66°F 19°C
Light Showers
Early-Evening
Gary Weather - 2026-09-18 - Evening - Light Showers
66°F 19°C
Light Showers
Mildly cool near 66°F 19°C, clouds and showers taking over for the afternoon and evening, with steady humidity and barometric pressure falling. Winds increasing from the SW at 3 mph 4 km/h to ESE at 13 mph 21 km/h. Gusts up to 28 mph 45 km/h.

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Weather by the Numbers

Sat, 5th
Gary SD Weather - Saturday, Sep 5, 2026 - Overcast
Hi: 90°F 32°C
Lo: 63°F 17°C
Sunrise 06:53 AM
Sunset 07:55 PM
Wind SSE 14 mph22 km/h
Dew Point 68°F20°C
uv Index 4
Barometric Pressure 29.91 in1013 mb
POP 32% *
Humidity 94%
Sun, 6th
Gary SD Weather - Sunday, Sep 6, 2026 - Light Rain Shower
Hi: 91°F 33°C
Lo: 67°F 19°C
Sunrise 06:54 AM
Sunset 07:53 PM
Wind SSW 13 mph22 km/h
Dew Point 64°F18°C
uv Index 6
Barometric Pressure 29.94 in1014 mb
POP 29% *
Humidity 56%
Mon, 7th
Gary SD Weather - Monday, Sep 7, 2026 - Overcast
Hi: 86°F 30°C
Lo: 65°F 18°C
Sunrise 06:55 AM
Sunset 07:51 PM
Wind SSE 19 mph31 km/h
Dew Point 62°F17°C
uv Index 6
Barometric Pressure 29.85 in1011 mb
POP 13% *
Humidity 57%
Tue, 8th
Gary SD Weather - Tuesday, Sep 8, 2026 - Sunny
Hi: 91°F 33°C
Lo: 71°F 22°C
Sunrise 06:56 AM
Sunset 07:50 PM
Wind W 14 mph23 km/h
Dew Point 64°F18°C
uv Index 6
Barometric Pressure 29.74 in1007 mb
POP 2% *
Humidity 47%
Wed, 9th
Gary SD Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 78°F 25°C
Lo: 64°F 18°C
Sunrise 06:57 AM
Sunset 07:48 PM
Wind WNW 16 mph25 km/h
Dew Point 45°F7°C
uv Index 6
Barometric Pressure 30.09 in1019 mb
POP 1% *
Humidity 38%
Thu, 10th
Gary SD Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 81°F 27°C
Lo: 61°F 16°C
Sunrise 06:59 AM
Sunset 07:46 PM
Wind SE 6 mph9 km/h
Dew Point 42°F5°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 32%
Fri, 11th
Gary SD Weather - Friday, Sep 11, 2026 - Overcast
Hi: 80°F 26°C
Lo: 70°F 21°C
Sunrise 07:00 AM
Sunset 07:44 PM
Wind S 16 mph26 km/h
Dew Point 60°F16°C
uv Index 5
Barometric Pressure 29.68 in1005 mb
POP 9% *
Humidity 58%
Sat, 12th
Gary SD Weather - Saturday, Sep 12, 2026 - Patchy Rain Nearby
Hi: 75°F 24°C
Lo: 54°F 12°C
Sunrise 07:01 AM
Sunset 07:42 PM
Wind SE 12 mph20 km/h
Dew Point 59°F15°C
uv Index 4
Barometric Pressure 29.77 in1008 mb
POP 22% *
Humidity 77%
Sun, 13th
Gary SD Weather - Sunday, Sep 13, 2026 - Light Rain Shower
Hi: 54°F 12°C
Lo: 50°F 10°C
Sunrise 07:02 AM
Sunset 07:40 PM
Wind ESE 12 mph19 km/h
Dew Point 50°F10°C
uv Index 3
Barometric Pressure 30 in1016 mb
POP 69% *
Humidity 97%
Mon, 14th
Gary SD Weather - Monday, Sep 14, 2026 - Light Rain Shower
Hi: 68°F 20°C
Lo: 53°F 11°C
Sunrise 07:03 AM
Sunset 07:38 PM
Wind NNE 16 mph25 km/h
Dew Point 57°F14°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 28% *
Humidity 70%
Tue, 15th
Gary SD Weather - Tuesday, Sep 15, 2026 - Light Rain Shower
Hi: 68°F 20°C
Lo: 53°F 12°C
Sunrise 07:05 AM
Sunset 07:36 PM
Wind E 6 mph10 km/h
Dew Point 59°F15°C
uv Index 4
Barometric Pressure 30.18 in1022 mb
POP 47% *
Humidity 92%
Wed, 16th
Gary SD Weather - Wednesday, Sep 16, 2026 - Light Rain Shower
Hi: 64°F 18°C
Lo: 60°F 15°C
Sunrise 07:06 AM
Sunset 07:35 PM
Wind NE 9 mph14 km/h
Dew Point 61°F16°C
uv Index 4
Barometric Pressure 30.15 in1021 mb
POP 68% *
Humidity 95%
Thu, 17th
Gary SD Weather - Thursday, Sep 17, 2026 - Mist
Hi: 70°F 21°C
Lo: 59°F 15°C
Sunrise 07:07 AM
Sunset 07:33 PM
Wind NE 5 mph8 km/h
Dew Point 60°F16°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 27% *
Humidity 89%
Fri, 18th
Gary SD Weather - Friday, Sep 18, 2026 - Moderate Or Heavy Rain Shower
Hi: 67°F 19°C
Lo: 61°F 16°C
Sunrise 07:08 AM
Sunset 07:31 PM
Wind S 9 mph14 km/h
Dew Point 62°F17°C
uv Index 4
Barometric Pressure 30.06 in1018 mb
POP 78% *
Humidity 93%
* POP = Probability of Precipitation. Data for 12:00 PM.