Weather forecast for tomorrowGriffen, IA

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 68°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 17mphSSW 192°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:31 am CDT
  • Sunset: 6:28 pm CDT
  • ▼
On Sunday, October 18, sunshine will likely continue with scattered clouds at most.
The day's temperature range will span from a high of a pleasant 68°F to a minimum of a cold 41°F.
Tomorrow, the predicted high of 68°F is expected to reflect September's average high of 74.8°F.
Sunrise will be at 7:31 am and sunset at 6:28 pm; tomorrow's daylight will last for 10h and 57min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 66°C.
Coldest hour: 6 am 41°C.

Chance of precipitation

Highest chance: 6 am 5%.

Hourly weather forecast

  • 12 am
  • 46°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 12mphSSW 195°
  • Humidity: 73%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 45°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 11mphSSW 197°
  • Humidity: 78%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 43°F
  • Feels like:
    36°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 11mphSSW 196°
  • Humidity: 84%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 41°F
  • Feels like:
    34°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 11mphSSW 194°
  • Humidity: 87%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:31 am
  • 8 am
  • 43°F
  • Feels like:
    36°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 12mphS 191°
  • Humidity: 84%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    46°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 16mphSSW 195°
  • Humidity: 66%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 61°F
  • Feels like:
    57°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 17mphSSW 194°
  • Humidity: 49%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 64°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphSSW 192°
  • Humidity: 42%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphS 189°
  • Humidity: 38%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 63°F
  • Feels like:
    61°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphS 183°
  • Humidity: 41%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:28 pm
  • 8 pm
  • 55°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 10mphS 180°
  • Humidity: 61%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 52°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 9mphS 187°
  • Humidity: 71%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, sunny conditions are likely to prevail.
The temperature will vary between the lowest temperature of 41°F and the highest temperature of 66.2°F. The feels-like temperature will vary between a minimum of 33.8°F and a maximum of 66.2°F. The warmest part of the day will be at 3 pm and 4 pm.
Tomorrow, the expected high matches September's average of 74.8°F more than October's. The night temperature will be alike with the standard October low of 44.1°F.
Updated: Oct 17, 2026 @ 16:52:41 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Griffen, conditions remain stable and sunny, with little cloud presence.

Tomorrow, the maximum temperature will be 68°F, while the minimum temperature will be 41°F.
The highest temperature will be relatively higher than the average maximum of 59.9°F in October. The lowest temperature will be in line with the average low of 44.1°F.

On Sunday, in Griffen, sunrise will be at 7:31 am and sunset at 6:28 pm (CDT).

In Griffen, tomorrow, there will be 10h and 57min of daylight.