Weather forecast for todayHerndon, IA

Weather forecast for today

Current condition 1:01 am CDT

  • 43°F
  • Feels like:
    41°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 4mphSE 130°
  • Humidity: 94%
  • Dewpoint: 43°F
  • Pressure: 30.28"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Currently, in Herndon, a deep blue sky remains clear and cloudless.
The temperature is a chilly 42.8°F, with the apparent temperature closely matching at 41°F. The current temperature is almost at the minimum-anticipated 41°F for today.

Monday Oct 19, 2026

  • 70°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 8mphS 169°
  • Humidity: 62%
  • UV index: 4
  • Sunrise: 7:34 am CDT
  • Sunset: 6:29 pm CDT
  • ▼
On Monday, October 19, sun and clouds will share the sky, creating a partly cloudy day.
A remarkable high of an agreeable 69.8°F during the day and a stark low of a cold 41°F at night are anticipated.
It will feel warmer than usual, as the temperature reflects September's normal high of 74.8°F, not October's.
Sunrise will be at 7:34 am and sunset at 6:29 pm; the daylight will last for 10h and 55min.

Hourly overview

Hourly temperatures

Warmest hour: 2 pm 68°C.
Coldest hour: 8 am 41°C.

Chance of precipitation

Highest chance: 4%.

Hourly weather forecast

  • 2 am
  • 43°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphS 169°
  • Humidity: 96%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 41°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphS 170°
  • Humidity: 100%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 41°F
  • Feels like:
    39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphSSE 163°
  • Humidity: 99%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:34 am
  • 8 am
  • 41°F
  • Feels like:
    39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 3mphSSE 161°
  • Humidity: 99%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphS 172°
  • Humidity: 76%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 63°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphS 177°
  • Humidity: 54%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphS 175°
  • Humidity: 45%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphS 175°
  • Humidity: 43%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 63°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSSE 156°
  • Humidity: 46%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:29 pm
  • 8 pm
  • 55°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphSSE 147°
  • Humidity: 64%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 52°F
  • Feels like:
    50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphSSE 156°
  • Humidity: 73%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Herndon, expect mostly cloudy skies.
The temperature will be between a minimum of 41°F and a maximum of 68°F. The warmest part of the day will be at 2 pm and 3 pm.
The temperature will feel more in line with September's average high than the expected maximum for October. The night temperature will be consistent with the standard October low of 43.9°F.
Updated: Oct 19, 2026 @ 06:01:45 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (1:01 am CDT) it is 42.8°F in Herndon.

On Monday, scattered clouds may briefly filter the sunlight, but it will remain bright overall.

Today, the maximum temperature will be 69.8°F, while the minimum temperature will be 41°F.
The maximum temperature will be uncommonly higher than the average highest temperature of 59.9°F in October. The lowest temperature will be in line with the average low of 43.9°F.

On Monday, in Herndon, sunrise will be at 7:34 am and sunset at 6:29 pm (CDT).

In Herndon, the length of the day today will be 10h and 55min.