Weather forecast for todayHerndon, VA

Weather forecast for today

Current condition 6:29 am EDT

  • 54°F
  • Feels like:
    50°F
Light Rain
Light Rain
  • Precipitation: 0.04"
  • Wind: 10mphNNW 330°
  • Humidity: 91%
  • Dewpoint: 52°F
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Currently, misty air and a light drizzle make for a peaceful setting.
Rainfall is insignificant.
The temperature is a cool 53.6°F, the feels-like temperature is slightly different, evaluated at a fresh 50°F. The current temperature is almost at the maximum of today's expected 55.4°F.

Saturday Oct 17, 2026

  • 55°F
  • 36°F
AM Light Rain
AM Light Rain
  • Precip. probability: 91%
  • Precipitation: 0.04"
  • Wind: 15mphN 353°
  • Humidity: 60%
  • UV index: 4
  • Sunrise: 7:21 am EDT
  • Sunset: 6:28 pm EDT
  • ▼
Today, in Herndon, expect morning drizzle before drier weather moves in later on.
Minimal precipitation is forecasted. The maximum temperature will be a refreshing 55.4°F, while the minimum temperature will be a cold 35.6°F.
With a forecast of 55.4°F, the day’s weather feels closer to November than October.
Sunrise will be at 7:21 am and sunset at 6:28 pm; the daylight will last for 11h and 7min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 55°C.
Coldest hour: 11 pm 45°C.

Chance of precipitation

Highest chance: 9 am - 11 am 15%.

Hourly weather forecast

  • 7 am
  • 52°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 10mphN 352°
  • Humidity: 89%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:21 am
  • 8 am
  • 52°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 11mphNNW 345°
  • Humidity: 84%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 am
  • 52°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 11mphN 351°
  • Humidity: 77%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 12mphN 351°
  • Humidity: 68%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 11 am
  • 52°F
  • Feels like:
    46°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 15mphN 352°
  • Humidity: 62%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 54°F
  • Feels like:
    48°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 15mphN 351°
  • Humidity: 54%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 1 pm
  • 54°F
  • Feels like:
    50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 15mphN 352°
  • Humidity: 50%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 55°F
  • Feels like:
    50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphN 355°
  • Humidity: 47%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 3 pm
  • 55°F
  • Feels like:
    50°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphN 352°
  • Humidity: 44%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 54°F
  • Feels like:
    50°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphN 353°
  • Humidity: 43%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 5 pm
  • 54°F
  • Feels like:
    50°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphN 358°
  • Humidity: 41%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 52°F
  • Feels like:
    48°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 12mphN 358°
  • Humidity: 43%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:28 pm
  • 7 pm
  • 50°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 10mphN 358°
  • Humidity: 46%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphN 1°
  • Humidity: 50%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 46°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphN 357°
  • Humidity: 55%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 45°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphN 355°
  • Humidity: 58%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 45°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphN 354°
  • Humidity: 61%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, a combination of overcast and clear weather is predicted.
The temperature will vary between a minimum of 44.6°F and a maximum of 55.4°F. The warmest part of the day will be at 2 pm and 3 pm.
The forecasted high is more resembling November's typical maximum of 53.6°F than the usual for October. The minimum temperature will be also more similar to November's average low of 37.8°F than October's typical 49.1°F.
Updated: Oct 17, 2026 @ 10:29:02 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently, it rains, but precipitation is minimal.

The current temperature (6:29 am EDT) is 53.6°F.

On Saturday, light morning rain will make for a wet start, but drier weather is expected later.

There is a high probability of rainfall. Precipitation will be minimal.

Today, the maximum temperature will be 55.4°F, while the minimum temperature will be 35.6°F.
The highest temperature today will be uncommonly lower than the average maximum of 66°F in October. The lowest temperature will be also uncommonly lower than the average low of 49.1°F.

On Saturday, in Herndon, sunrise will be at 7:21 am and sunset at 6:28 pm (EDT).

In Herndon, today, there will be 11h and 7min of daylight.