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Collinsville OK Weather - Mostly Cloudy - 73°F
Mostly Cloudy
73°F
Updated 2:29 am
Feels Like 73°F
Humidity 81%
Wind E 6 mph
Barometer  30 in
Dew Point 67°F
Collinsville OK Weather - Mostly Cloudy - 23°C
Mostly Cloudy
23°C
Updated 2:29 am
Feels Like 23°C
Humidity 81%
Wind E 10 km/h
Barometer  101.6 kPa
Dew Point 19°C
Collinsville, OK Weather and Current Conditionscollinsville ok weather forecast

Collinsville, OK Weather Forecast

Collinsville Oklahoma WeatherCollinsville, Oklahoma Weather Weather Forecast
14 Day API Collinsville, OK Weather Forecast. Note: Our 7 day Collinsville, Oklahoma 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.
Collinsville, OK Weather Forecast Dated: 229 AM Mon Sep 28 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.

Monday, September 28, 2026

Mid-Morning
Collinsville Weather - 2026-09-28 - Morning - Overcast
72°F 22°C
Overcast
Mid-Afternoon
Collinsville Weather - 2026-09-28 - Afternoon - Sunny
87°F 31°C
Sunny
Early-Evening
Collinsville Weather - 2026-09-28 - Evening - Sunny
82°F 28°C
Sunny
Warm and summery near 87°F 31°C, overcast in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds turning from the SE to the ESE at 11 mph 17 km/h. Gusts up to 21 mph 33 km/h.

Tuesday, September 29, 2026

Mid-Morning
Collinsville Weather - 2026-09-29 - Morning - Overcast
68°F 20°C
Overcast
Mid-Afternoon
Collinsville Weather - 2026-09-29 - Afternoon - Overcast
90°F 32°C
Overcast
Early-Evening
Collinsville Weather - 2026-09-29 - Evening - Overcast
86°F 30°C
Overcast
Hot and sweltering around 90°F 32°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds blowing from the S at 16 mph 26 km/h. Gusts up to 25 mph 40 km/h.

Wednesday, September 30, 2026

Mid-Morning
Collinsville Weather - 2026-09-30 - Morning - Scattered Showers
76°F 24°C
Scattered Showers
Mid-Afternoon
Collinsville Weather - 2026-09-30 - Afternoon - Scattered Showers
81°F 27°C
Scattered Showers
Early-Evening
Collinsville Weather - 2026-09-30 - Evening - Scattered Showers
78°F 26°C
Scattered Showers
Very warm near 81°F 27°C, though humidity makes it feel like 85°F 30°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds moving from the S to the SSE at 21 mph 34 km/h. Gusts up to 33 mph 53 km/h.

Thursday, October 1, 2026

Mid-Morning
Collinsville Weather - 2026-10-01 - Morning - Light Showers
70°F 21°C
Light Showers
Mid-Afternoon
Collinsville Weather - 2026-10-01 - Afternoon - Light Showers
70°F 21°C
Light Showers
Early-Evening
Collinsville Weather - 2026-10-01 - Evening - Heavy Rain Showers
70°F 22°C
Heavy Rain Showers
Mild temperatures up to 70°F 21°C, rounds of showers expected off and on all day, with steady humidity and steady pressure. Winds swinging from the SE to the NE at 9 mph 15 km/h.

Friday, October 2, 2026

Mid-Morning
Collinsville Weather - 2026-10-02 - Morning - Light Showers
57°F 14°C
Light Showers
Mid-Afternoon
Collinsville Weather - 2026-10-02 - Afternoon - Light Showers
56°F 13°C
Light Showers
Early-Evening
Collinsville Weather - 2026-10-02 - Evening - Light Showers
54°F 12°C
Light Showers
Brisk around 56°F 13°C, persistent showers off and on through the day, with steady humidity and steady pressure. Winds shifting from the NNE to the NE at 14 mph 23 km/h. Gusts up to 27 mph 44 km/h.

Saturday, October 3, 2026

Mid-Morning
Collinsville Weather - 2026-10-03 - Morning - Light Showers
58°F 14°C
Light Showers
Mid-Afternoon
Collinsville Weather - 2026-10-03 - Afternoon - Light Fog
60°F 16°C
Light Fog
Early-Evening
Collinsville Weather - 2026-10-03 - Evening - Light Fog
62°F 17°C
Light Fog
Mildly cool near 60°F 16°C, morning showers, giving way to clearing skies, with steady humidity and steady pressure.

Sunday, October 4, 2026

Mid-Morning
Collinsville Weather - 2026-10-04 - Morning - Light Fog
65°F 18°C
Light Fog
Mid-Afternoon
Collinsville Weather - 2026-10-04 - Afternoon - Sunny
77°F 25°C
Sunny
Early-Evening
Collinsville Weather - 2026-10-04 - Evening - Sunny
69°F 21°C
Sunny
Comfortable with temperatures reaching 77°F 25°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the NNW to the ESE at 12 mph 18 km/h. Gusts up to 26 mph 42 km/h.

Monday, October 5, 2026

Mid-Morning
Collinsville Weather - 2026-10-05 - Morning - Sunny
60°F 15°C
Sunny
Mid-Afternoon
Collinsville Weather - 2026-10-05 - Afternoon - Sunny
74°F 24°C
Sunny
Early-Evening
Collinsville Weather - 2026-10-05 - Evening - Sunny
69°F 21°C
Sunny
Enjoyable around 74°F 24°C, sunny throughout the day, with lower humidity and steady pressure.

Tuesday, October 6, 2026

Mid-Morning
Collinsville Weather - 2026-10-06 - Morning - Cloudy
60°F 16°C
Cloudy
Mid-Afternoon
Collinsville Weather - 2026-10-06 - Afternoon - Overcast
71°F 22°C
Overcast
Early-Evening
Collinsville Weather - 2026-10-06 - Evening - Overcast
68°F 20°C
Overcast
Mild temperatures up to 71°F 22°C, overcast throughout the day, with steady humidity and steady pressure. Winds out of the S at 12 mph 19 km/h.

Wednesday, October 7, 2026

Mid-Morning
Collinsville Weather - 2026-10-07 - Morning - Overcast
62°F 17°C
Overcast
Mid-Afternoon
Collinsville Weather - 2026-10-07 - Afternoon - Cloudy
69°F 21°C
Cloudy
Early-Evening
Collinsville Weather - 2026-10-07 - Evening - Cloudy
64°F 18°C
Cloudy
Mild with a high of 69°F 21°C, overcast in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds blowing from the SSE at 9 mph 15 km/h.

Thursday, October 8, 2026

Mid-Morning
Collinsville Weather - 2026-10-08 - Morning - Sunny
62°F 17°C
Sunny
Mid-Afternoon
Collinsville Weather - 2026-10-08 - Afternoon - Sunny
76°F 25°C
Sunny
Early-Evening
Collinsville Weather - 2026-10-08 - Evening - Sunny
70°F 21°C
Sunny
Pleasant near 76°F 25°C, sunny through the afternoon, turning overcast this evening, with lower humidity and steady pressure. Winds increasing from the ESE at 3 mph 5 km/h to SE at 13 mph 20 km/h. Gusts up to 22 mph 36 km/h.

Friday, October 9, 2026

Mid-Morning
Collinsville Weather - 2026-10-09 - Morning - Sunny
58°F 14°C
Sunny
Mid-Afternoon
Collinsville Weather - 2026-10-09 - Afternoon - Overcast
70°F 21°C
Overcast
Early-Evening
Collinsville Weather - 2026-10-09 - Evening - Sunny
65°F 19°C
Sunny
Comfortable with temperatures reaching 70°F 21°C, cloudy in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling. Winds out of the N at 12 mph 19 km/h. Gusts up to 23 mph 37 km/h.

Saturday, October 10, 2026

Mid-Morning
Collinsville Weather - 2026-10-10 - Morning - Overcast
49°F 9°C
Overcast
Mid-Afternoon
Collinsville Weather - 2026-10-10 - Afternoon - Sunny
62°F 17°C
Sunny
Early-Evening
Collinsville Weather - 2026-10-10 - Evening - Sunny
58°F 15°C
Sunny
Refreshing around 62°F 17°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds turning from the N to the NE at 6 mph 9 km/h.

Sunday, October 11, 2026

Mid-Morning
Collinsville Weather - 2026-10-11 - Morning - Sunny
53°F 12°C
Sunny
Mid-Afternoon
Collinsville Weather - 2026-10-11 - Afternoon - Partly Cloudy
71°F 22°C
Partly Cloudy
Early-Evening
Collinsville Weather - 2026-10-11 - Evening - Sunny
67°F 20°C
Sunny
Mild temperatures up to 71°F 22°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure falling.

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Weather by the Numbers

Mon, 28th
Collinsville OK Weather - Monday, Sep 28, 2026 - Overcast
Hi: 88°F 31°C
Lo: 71°F 22°C
Sunrise 07:16 AM
Sunset 07:11 PM
Wind SE 10 mph16 km/h
Dew Point 53°F12°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 10% *
Humidity 38%
Tue, 29th
Collinsville OK Weather - Tuesday, Sep 29, 2026 - Overcast
Hi: 90°F 32°C
Lo: 68°F 20°C
Sunrise 07:17 AM
Sunset 07:10 PM
Wind S 16 mph25 km/h
Dew Point 59°F15°C
uv Index 5
Barometric Pressure 29.83 in1010 mb
POP 10% *
Humidity 43%
Wed, 30th
Collinsville OK Weather - Wednesday, Sep 30, 2026 - Patchy Rain Nearby
Hi: 84°F 29°C
Lo: 72°F 22°C
Sunrise 07:18 AM
Sunset 07:08 PM
Wind S 25 mph40 km/h
Dew Point 68°F20°C
uv Index 2
Barometric Pressure 29.68 in1005 mb
POP 25% *
Humidity 70%
Thu, 1st
Collinsville OK Weather - Thursday, Oct 1, 2026 - Light Rain Shower
Hi: 75°F 24°C
Lo: 64°F 18°C
Sunrise 07:19 AM
Sunset 07:07 PM
Wind SE 4 mph6 km/h
Dew Point 67°F20°C
uv Index 2
Barometric Pressure 29.91 in1013 mb
POP 69% *
Humidity 87%
Fri, 2nd
Collinsville OK Weather - Friday, Oct 2, 2026 - Patchy Rain Nearby
Hi: 61°F 16°C
Lo: 53°F 12°C
Sunrise 07:20 AM
Sunset 07:05 PM
Wind NNE 14 mph23 km/h
Dew Point 55°F13°C
uv Index 3
Barometric Pressure 30.18 in1022 mb
POP 44% *
Humidity 92%
Sat, 3rd
Collinsville OK Weather - Saturday, Oct 3, 2026 - Light Rain Shower
Hi: 63°F 17°C
Lo: 54°F 12°C
Sunrise 07:21 AM
Sunset 07:04 PM
Wind N 3 mph5 km/h
Dew Point 58°F14°C
uv Index 4
Barometric Pressure 30.03 in1017 mb
POP 46% *
Humidity 95%
Sun, 4th
Collinsville OK Weather - Sunday, Oct 4, 2026 - Sunny
Hi: 78°F 26°C
Lo: 61°F 16°C
Sunrise 07:21 AM
Sunset 07:02 PM
Wind N 12 mph19 km/h
Dew Point 59°F15°C
uv Index 6
Barometric Pressure 30 in1016 mb
POP 4% *
Humidity 64%
Mon, 5th
Collinsville OK Weather - Monday, Oct 5, 2026 - Sunny
Hi: 75°F 24°C
Lo: 54°F 12°C
Sunrise 07:22 AM
Sunset 07:01 PM
Wind WNW 5 mph8 km/h
Dew Point 45°F7°C
uv Index 6
Barometric Pressure 30.18 in1022 mb
POP 1% *
Humidity 42%
Tue, 6th
Collinsville OK Weather - Tuesday, Oct 6, 2026 - Overcast
Hi: 71°F 22°C
Lo: 58°F 14°C
Sunrise 07:23 AM
Sunset 07:00 PM
Wind S 12 mph19 km/h
Dew Point 49°F10°C
uv Index 4
Barometric Pressure 30.15 in1021 mb
POP 12% *
Humidity 52%
Wed, 7th
Collinsville OK Weather - Wednesday, Oct 7, 2026 - Overcast
Hi: 70°F 21°C
Lo: 60°F 16°C
Sunrise 07:24 AM
Sunset 06:58 PM
Wind SSE 11 mph17 km/h
Dew Point 48°F9°C
uv Index 4
Barometric Pressure 30.15 in1021 mb
POP 9% *
Humidity 50%
Thu, 8th
Collinsville OK Weather - Thursday, Oct 8, 2026 - Sunny
Hi: 78°F 25°C
Lo: 57°F 14°C
Sunrise 07:25 AM
Sunset 06:57 PM
Wind N 5 mph9 km/h
Dew Point 51°F11°C
uv Index 6
Barometric Pressure 30.21 in1023 mb
POP 2% *
Humidity 50%
Fri, 9th
Collinsville OK Weather - Friday, Oct 9, 2026 - Overcast
Hi: 71°F 22°C
Lo: 54°F 12°C
Sunrise 07:26 AM
Sunset 06:55 PM
Wind NNE 11 mph18 km/h
Dew Point 44°F7°C
uv Index 4
Barometric Pressure 30.18 in1022 mb
POP 11% *
Humidity 48%
Sat, 10th
Collinsville OK Weather - Saturday, Oct 10, 2026 - Sunny
Hi: 63°F 17°C
Lo: 46°F 8°C
Sunrise 07:27 AM
Sunset 06:54 PM
Wind N 11 mph17 km/h
Dew Point 33°F1°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 1% *
Humidity 43%
Sun, 11th
Collinsville OK Weather - Sunday, Oct 11, 2026 - Partly Cloudy
Hi: 73°F 23°C
Lo: 47°F 9°C
Sunrise 07:27 AM
Sunset 06:52 PM
Wind SSW 6 mph10 km/h
Dew Point 34°F1°C
uv Index 5
Barometric Pressure 29.97 in1015 mb
POP 3% *
Humidity 34%
* POP = Probability of Precipitation. Data for 12:00 PM.