Weather forecast for todayHarper, IA

Weather forecast for today

Current condition 2:21 pm CDT

  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 15mphS 180°
  • Humidity: 38%
  • Dewpoint: 39°F
  • Pressure: 30.28"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
In Harper, at the moment, blue skies stretch endlessly, with the sun at its brightest.
The temperature is a breezy 66.2°F. The current temperature is nearly at the maximum predicted 68°F for today.

Sunday Oct 18, 2026

  • 68°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 16mphS 186°
  • Humidity: 39%
  • UV index: 4
  • Sunrise: 7:23 am CDT
  • Sunset: 6:22 pm CDT
  • ▼
On Sunday, in Harper, the outlook remains bright and sunny.
Day and night temperatures will contrast sharply, from a maximum of an agreeable 68°F to a minimum of a cold 39.2°F.
Today, the predicted peak temperature is set to be a couple of degrees higher than the typical October temperature of 61.3°F.
Sunrise was at 7:23 am and sunset will be at 6:22 pm; the daylight will last for 10h and 59min.

Hourly overview

Hourly temperatures

Warmest period: 3 pm - 4 pm 68°C.
Coldest hour: 12 am 48°C.

Chance of precipitation

Highest chance: 10 pm - 12 am 4%.

Hourly weather forecast

  • 3 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphSSW 192°
  • Humidity: 37%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphS 187°
  • Humidity: 38%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 13mphS 184°
  • Humidity: 39%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 63°F
  • Feels like:
    61°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphS 177°
  • Humidity: 45%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:22 pm
  • 7 pm
  • 57°F
  • Feels like:
    55°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphS 172°
  • Humidity: 55%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 54°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphS 171°
  • Humidity: 65%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 52°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphS 171°
  • Humidity: 69%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 52°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 7mphS 175°
  • Humidity: 74%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 50°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 7mphS 178°
  • Humidity: 78%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphS 182°
  • Humidity: 83%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the rest of Sunday, clear skies and sunny weather are expected.
The temperature will be between a maximum of 68°F and a minimum of 50°F. The warmest part of the day will be at 3 pm and 4 pm.
The highest temperature today will be slightly warmer than October's typical maximum temperature. Forecasts indicate a night temperature also relatively lower than the usual October minimum of 44.8°F.
Updated: Oct 18, 2026 @ 19:21:23 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 2:21 pm CDT, the temperature is 66.2°F.

On Sunday, uninterrupted sunshine is anticipated.

Today, the highest temperature will be 68°F, while the lowest temperature will be 39.2°F.
The maximum temperature will be moderately higher than the average highest temperature of 61.3°F in October. Today, the lowest temperature will be also moderately lower than the average low temperature.

On Sunday, in Harper, sunrise was at 7:23 am and sunset will be at 6:22 pm (CDT).

In Harper, today, there will be 10h and 59min of daylight.