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Grinnell KS Weather - Mist - 60°F
Mist
60°F
Updated 2:04 pm
Feels Like 72°F
Humidity 92%
Wind E 6 mph
Barometer  30.21 in
Dew Point 58°F
Grinnell KS Weather - Mist - 16°C
Mist
16°C
Updated 2:04 pm
Feels Like 22°C
Humidity 92%
Wind E 10 km/h
Barometer  102.3 kPa
Dew Point 15°C
Grinnell, KS Weather and Current Conditionsgrinnell ks weather forecast

Grinnell, KS Weather Forecast

Grinnell Kansas WeatherGrinnell, Kansas Weather Weather Forecast
14 Day API Grinnell, KS Weather Forecast. Note: Our 7 day Grinnell, Kansas 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.
Grinnell, KS Weather Forecast Dated: 204 PM Fri Sep 25 2026
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.

Friday, September 25, 2026

Mid-Morning
Grinnell Weather - 2026-09-25 - Morning - Overcast
65°F 19°C
Overcast
Mid-Afternoon
Grinnell Weather - 2026-09-25 - Afternoon - Scattered Showers
75°F 24°C
Scattered Showers
Early-Evening
Grinnell Weather - 2026-09-25 - Evening - Overcast
69°F 21°C
Overcast
Pleasant near 75°F 24°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds picking up from SW at 4 mph 7 km/h to SSE at 12 mph 19 km/h.

Saturday, September 26, 2026

Mid-Morning
Grinnell Weather - 2026-09-26 - Morning - Overcast
66°F 19°C
Overcast
Mid-Afternoon
Grinnell Weather - 2026-09-26 - Afternoon - Sunny
88°F 31°C
Sunny
Early-Evening
Grinnell Weather - 2026-09-26 - Evening - Sunny
82°F 28°C
Sunny
Balmy with temperatures reaching 88°F 31°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds switching from the SW to the E at 6 mph 10 km/h.

Sunday, September 27, 2026

Mid-Morning
Grinnell Weather - 2026-09-27 - Morning - Sunny
70°F 21°C
Sunny
Mid-Afternoon
Grinnell Weather - 2026-09-27 - Afternoon - Cloudy
88°F 31°C
Cloudy
Early-Evening
Grinnell Weather - 2026-09-27 - Evening - Overcast
80°F 27°C
Overcast
Quite warm around 88°F 31°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds moving from the N to the E at 10 mph 16 km/h. Gusts up to 21 mph 34 km/h.

Monday, September 28, 2026

Mid-Morning
Grinnell Weather - 2026-09-28 - Morning - Partly Cloudy
68°F 20°C
Partly Cloudy
Mid-Afternoon
Grinnell Weather - 2026-09-28 - Afternoon - Overcast
88°F 31°C
Overcast
Early-Evening
Grinnell Weather - 2026-09-28 - Evening - Overcast
82°F 28°C
Overcast
Warm temperatures up to 88°F 31°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds out of the SSE at 17 mph 27 km/h.

Tuesday, September 29, 2026

Mid-Morning
Grinnell Weather - 2026-09-29 - Morning - Overcast
72°F 22°C
Overcast
Mid-Afternoon
Grinnell Weather - 2026-09-29 - Afternoon - Scattered Showers
77°F 25°C
Scattered Showers
Early-Evening
Grinnell Weather - 2026-09-29 - Evening - Scattered Showers
69°F 21°C
Scattered Showers
Mild with a high of 77°F 25°C, scattered downpours possible, with increasing humidity and steady pressure.

Wednesday, September 30, 2026

Mid-Morning
Grinnell Weather - 2026-09-30 - Morning - Scattered Showers
64°F 18°C
Scattered Showers
Mid-Afternoon
Grinnell Weather - 2026-09-30 - Afternoon - Scattered Showers
76°F 24°C
Scattered Showers
Early-Evening
Grinnell Weather - 2026-09-30 - Evening - Sunny
71°F 22°C
Sunny
Pleasant near 76°F 24°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds shifting from the ESE to the NE at 8 mph 12 km/h.

Thursday, October 1, 2026

Mid-Morning
Grinnell Weather - 2026-10-01 - Morning - Sunny
65°F 18°C
Sunny
Mid-Afternoon
Grinnell Weather - 2026-10-01 - Afternoon - Sunny
81°F 27°C
Sunny
Early-Evening
Grinnell Weather - 2026-10-01 - Evening - Sunny
75°F 24°C
Sunny
Balmy with temperatures reaching 81°F 27°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the SW to the SSE at 9 mph 15 km/h.

Friday, October 2, 2026

Mid-Morning
Grinnell Weather - 2026-10-02 - Morning - Sunny
68°F 20°C
Sunny
Mid-Afternoon
Grinnell Weather - 2026-10-02 - Afternoon - Sunny
84°F 29°C
Sunny
Early-Evening
Grinnell Weather - 2026-10-02 - Evening - Partly Cloudy
79°F 26°C
Partly Cloudy
Quite warm around 84°F 29°C, sunny through the afternoon, turning overcast this evening, with lower humidity and barometric pressure falling. Winds picking up from SSE at 15 mph 24 km/h to SSE at 25 mph 40 km/h. Gusts up to 37 mph 60 km/h.

Saturday, October 3, 2026

Mid-Morning
Grinnell Weather - 2026-10-03 - Morning - Sunny
73°F 23°C
Sunny
Mid-Afternoon
Grinnell Weather - 2026-10-03 - Afternoon - Sunny
89°F 31°C
Sunny
Early-Evening
Grinnell Weather - 2026-10-03 - Evening - Sunny
81°F 27°C
Sunny
Warm temperatures up to 89°F 31°C, sunny throughout the day, with lower humidity and steady pressure. Winds tapering down from SW 16 mph 26 km/h to SE 5 mph 8 km/h.

Sunday, October 4, 2026

Mid-Morning
Grinnell Weather - 2026-10-04 - Morning - Overcast
49°F 9°C
Overcast
Mid-Afternoon
Grinnell Weather - 2026-10-04 - Afternoon - Overcast
51°F 11°C
Overcast
Early-Evening
Grinnell Weather - 2026-10-04 - Evening - Overcast
52°F 11°C
Overcast
Cool and brisk at 51°F 11°C, overcast throughout the day, with steady humidity and barometric pressure rising. Winds decreasing from N 22 mph 35 km/h to NE 14 mph 21 km/h.

Monday, October 5, 2026

Mid-Morning
Grinnell Weather - 2026-10-05 - Morning - Overcast
47°F 8°C
Overcast
Mid-Afternoon
Grinnell Weather - 2026-10-05 - Afternoon - Sunny
60°F 15°C
Sunny
Early-Evening
Grinnell Weather - 2026-10-05 - Evening - Sunny
55°F 13°C
Sunny
Comfortable at 60°F 15°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.

Tuesday, October 6, 2026

Mid-Morning
Grinnell Weather - 2026-10-06 - Morning - Sunny
51°F 11°C
Sunny
Mid-Afternoon
Grinnell Weather - 2026-10-06 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Grinnell Weather - 2026-10-06 - Evening - Sunny
66°F 19°C
Sunny
Comfortable with temperatures reaching 70°F 21°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds shifting from the SSW to the S at 14 mph 22 km/h. Gusts up to 26 mph 42 km/h.

Wednesday, October 7, 2026

Mid-Morning
Grinnell Weather - 2026-10-07 - Morning - Sunny
65°F 18°C
Sunny
Mid-Afternoon
Grinnell Weather - 2026-10-07 - Afternoon - Sunny
83°F 28°C
Sunny
Early-Evening
Grinnell Weather - 2026-10-07 - Evening - Sunny
72°F 22°C
Sunny
Quite warm around 83°F 28°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the NW to the NE at 10 mph 16 km/h.

Thursday, October 8, 2026

Mid-Morning
Grinnell Weather - 2026-10-08 - Morning - Sunny
58°F 14°C
Sunny
Mid-Afternoon
Grinnell Weather - 2026-10-08 - Afternoon - Sunny
76°F 24°C
Sunny
Early-Evening
Grinnell Weather - 2026-10-08 - Evening - Sunny
69°F 21°C
Sunny
Mild temperatures up to 76°F 24°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds S at 10 mph 16 km/h.

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Weather by the Numbers

Fri, 25th
Grinnell KS Weather - Friday, Sep 25, 2026 - Overcast
Hi: 75°F 24°C
Lo: 63°F 17°C
Sunrise 07:33 AM
Sunset 07:34 PM
Wind SSW 9 mph14 km/h
Dew Point 62°F17°C
uv Index 4
Barometric Pressure 30 in1016 mb
POP 17% *
Humidity 68%
Sat, 26th
Grinnell KS Weather - Saturday, Sep 26, 2026 - Sunny
Hi: 89°F 32°C
Lo: 63°F 17°C
Sunrise 07:34 AM
Sunset 07:32 PM
Wind W 6 mph10 km/h
Dew Point 58°F14°C
uv Index 5
Barometric Pressure 29.85 in1011 mb
POP 2% *
Humidity 48%
Sun, 27th
Grinnell KS Weather - Sunday, Sep 27, 2026 - Overcast
Hi: 88°F 31°C
Lo: 67°F 19°C
Sunrise 07:35 AM
Sunset 07:31 PM
Wind E 7 mph12 km/h
Dew Point 45°F7°C
uv Index 5
Barometric Pressure 29.91 in1013 mb
POP 9% *
Humidity 27%
Mon, 28th
Grinnell KS Weather - Monday, Sep 28, 2026 - Partly Cloudy
Hi: 89°F 31°C
Lo: 64°F 18°C
Sunrise 07:35 AM
Sunset 07:29 PM
Wind SSE 16 mph26 km/h
Dew Point 60°F16°C
uv Index 5
Barometric Pressure 29.74 in1007 mb
POP 4% *
Humidity 48%
Tue, 29th
Grinnell KS Weather - Tuesday, Sep 29, 2026 - Overcast
Hi: 78°F 26°C
Lo: 65°F 18°C
Sunrise 07:36 AM
Sunset 07:28 PM
Wind WSW 5 mph8 km/h
Dew Point 57°F14°C
uv Index 5
Barometric Pressure 29.59 in1002 mb
POP 12% *
Humidity 52%
Wed, 30th
Grinnell KS Weather - Wednesday, Sep 30, 2026 - Cloudy
Hi: 77°F 25°C
Lo: 62°F 16°C
Sunrise 07:37 AM
Sunset 07:26 PM
Wind WSW 13 mph21 km/h
Dew Point 56°F13°C
uv Index 5
Barometric Pressure 29.77 in1008 mb
POP 10% *
Humidity 62%
Thu, 1st
Grinnell KS Weather - Thursday, Oct 1, 2026 - Sunny
Hi: 83°F 28°C
Lo: 59°F 15°C
Sunrise 07:38 AM
Sunset 07:24 PM
Wind SSW 7 mph11 km/h
Dew Point 49°F9°C
uv Index 6
Barometric Pressure 29.8 in1009 mb
POP 1% *
Humidity 41%
Fri, 2nd
Grinnell KS Weather - Friday, Oct 2, 2026 - Sunny
Hi: 84°F 29°C
Lo: 62°F 16°C
Sunrise 07:39 AM
Sunset 07:23 PM
Wind S 21 mph35 km/h
Dew Point 53°F11°C
uv Index 7
Barometric Pressure 29.71 in1006 mb
POP 1% *
Humidity 41%
Sat, 3rd
Grinnell KS Weather - Saturday, Oct 3, 2026 - Sunny
Hi: 90°F 32°C
Lo: 70°F 21°C
Sunrise 07:40 AM
Sunset 07:21 PM
Wind WSW 15 mph23 km/h
Dew Point 43°F6°C
uv Index 7
Barometric Pressure 29.59 in1002 mb
POP 0% *
Humidity 26%
Sun, 4th
Grinnell KS Weather - Sunday, Oct 4, 2026 - Overcast
Hi: 71°F 21°C
Lo: 48°F 9°C
Sunrise 07:41 AM
Sunset 07:20 PM
Wind NNE 18 mph30 km/h
Dew Point 35°F2°C
uv Index 2
Barometric Pressure 30.3 in1026 mb
POP 14% *
Humidity 58%
Mon, 5th
Grinnell KS Weather - Monday, Oct 5, 2026 - Sunny
Hi: 61°F 16°C
Lo: 43°F 6°C
Sunrise 07:42 AM
Sunset 07:18 PM
Wind NNE 8 mph12 km/h
Dew Point 24°F-4°C
uv Index 4
Barometric Pressure 30.36 in1028 mb
POP 1% *
Humidity 31%
Tue, 6th
Grinnell KS Weather - Tuesday, Oct 6, 2026 - Sunny
Hi: 72°F 22°C
Lo: 44°F 7°C
Sunrise 07:43 AM
Sunset 07:17 PM
Wind SSW 19 mph31 km/h
Dew Point 29°F-2°C
uv Index 5
Barometric Pressure 30.24 in1024 mb
POP 0% *
Humidity 28%
Wed, 7th
Grinnell KS Weather - Wednesday, Oct 7, 2026 - Sunny
Hi: 84°F 29°C
Lo: 53°F 12°C
Sunrise 07:44 AM
Sunset 07:15 PM
Wind ESE 13 mph21 km/h
Dew Point 23°F-5°C
uv Index 7
Barometric Pressure 29.97 in1015 mb
POP 0% *
Humidity 14%
Thu, 8th
Grinnell KS Weather - Thursday, Oct 8, 2026 - Sunny
Hi: 78°F 26°C
Lo: 52°F 11°C
Sunrise 07:45 AM
Sunset 07:14 PM
Wind SSE 8 mph13 km/h
Dew Point 31°F-0°C
uv Index 6
Barometric Pressure 30 in1016 mb
POP 0% *
Humidity 26%
* POP = Probability of Precipitation. Data for 12:00 PM.