Weather forecast for todayGrinnell, IA

Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Weather forecast for today

Current condition 7:28 pm CDT

  • 55°F
  • Feels like:
    54°F
Fair
Fair
  • Precipitation: 0"
  • Wind: 5mphS 170°
  • Humidity: 58%
  • Dewpoint: 39°F
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Currently, in Grinnell, the weather is fair with a calm and pleasant atmosphere.
The temperature is a mild 55.4°F, while the apparent temperature is a similar 53.6°F. The current temperature is still relatively far from minimum-forecasted 41°F.

Sunday Oct 18, 2026

  • min.
  • 41°F
Mostly Clear
Mostly Clear
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphS 182°
  • Humidity: 80%
  • UV index: 0
  • Sunrise: 7:26 am CDT
  • Sunset: 6:25 pm CDT
  • ▼
For the rest of Sunday, mostly clear conditions should hold steady.
The lowest temperature will be a wintry 41°F.
Sunrise was at 7:26 am and sunset at 6:25 pm; the daylight lasted for 10h and 58min.

Hourly overview

Hourly temperatures

Warmest hour: 8 pm 54°C.
Coldest hour: 4 am 43°C.

Chance of precipitation

Highest chance: 4 am 7%.

Hourly weather forecast

  • 8 pm
  • 54°F
  • Feels like:
    52°F
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphS 177°
  • Humidity: 63%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 52°F
  • Feels like:
    50°F
Mostly Clear
Mostly Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphS 179°
  • Humidity: 69%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 50°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphS 179°
  • Humidity: 73%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 50°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphS 184°
  • Humidity: 75%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphS 187°
  • Humidity: 79%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 46°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphS 190°
  • Humidity: 86%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 45°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphS 190°
  • Humidity: 89%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 3 am
  • 45°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphS 186°
  • Humidity: 90%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 43°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 4mphS 175°
  • Humidity: 92%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 5 am
  • 43°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphS 171°
  • Humidity: 93%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
During the evening and overnight hours, the weather will be unstable. The temperature will vary between a maximum of 53.6°F and a minimum of 50°F.
Updated: Oct 19, 2026 @ 00:28:31 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (7:28 pm CDT) it is 55.4°F in Grinnell.

Today, the sky stays largely cloud-free, maintaining clarity.

On Sunday, in Grinnell, sunrise was at 7:26 am and sunset at 6:25 pm (CDT).

Today, the daylight lasted for 10h and 58min.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

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Grinnell, Iowa, USA

  • en: Grinnell, Iowa, USA
  • es: Grinnell, Iowa, EE.UU.
  • hr: Grinel, Ajova, SAD
  • mk: Grinel, Ajova, SAD
  • sr: Grinel, Ajova, SAD
  • zh: 格林内尔, 爱荷华州, 美国
  • Latitude: 41.743409°
  • Longitude: -92.723246°
  • Elevation: 1020 ft
  • Current time: 7:28pm CDT
  • Sunrise: 7:26 am CDT
  • Sunset: 6:25 pm CDT
  • Timezone: America/Chicago

Nearby Grinnell, Iowa, USA

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