Weather forecast for todayHerndon, PA
Weather forecast for today
Current condition 12:23 am EDT
- 48°F
- Feels like:46°F
Clear
- Precipitation: 0"
- Wind: 4mphNNW 330°
- Humidity: 69%
- Dewpoint: 37°F
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
In Herndon, at the moment, a cloudless sky and calm conditions create ideal weather.
The temperature is a frosty 48.2°F, and the apparent temperature is almost the same at 46.4°F. The current temperature is relatively far from the maximum of 64.4°F predicted for today.
The temperature is a frosty 48.2°F, and the apparent temperature is almost the same at 46.4°F. The current temperature is relatively far from the maximum of 64.4°F predicted for today.
Wednesday Oct 21, 2026
- 64°F
- 36°F
Sunny
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 6mphN 1°
- Humidity: 58%
- UV index: 4
- Sunrise: 7:25 am EDT
- Sunset: 6:18 pm EDT
- details ▼
Today, in Herndon, sunshine will likely continue with scattered clouds at most.
Substantial temperature fluctuations from a high of an enjoyable 64.4°F to a low of an icy 35.6°F are expected.
The forecasted maximum temperature will closely reflect October's average high of 61.3°F.
Sunrise will be at 7:25 am and sunset at 6:18 pm; the daylight will last for 10h and 53min.
Substantial temperature fluctuations from a high of an enjoyable 64.4°F to a low of an icy 35.6°F are expected.
The forecasted maximum temperature will closely reflect October's average high of 61.3°F.
Sunrise will be at 7:25 am and sunset at 6:18 pm; the daylight will last for 10h and 53min.
Hourly overview
Hourly temperatures
Warmest hour: 4 pm 63°C.
Coldest hour: 7 am 36°C.
Coldest hour: 7 am 36°C.
Chance of precipitation
Highest chance: 7 am 4%.
Hourly weather forecast
- 2 am
- 45°F
- Feels like:43°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 4mphN 0°
- Humidity: 76%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 4 am
- 39°F
- Feels like:39°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 2mphN 351°
- Humidity: 92%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 6 am
- 37°F
- Feels like:37°F
Clear
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 2mphN 354°
- Humidity: 95%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunrise: 7:25 am
- 8 am
- 36°F
- Feels like:36°F
Sunny
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 2mphN 358°
- Humidity: 95%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 am
- 46°F
- Feels like:45°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 4mphNNE 15°
- Humidity: 71%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 12 pm
- 55°F
- Feels like:54°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphN 0°
- Humidity: 51%
- Pressure: 30.24"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 2 pm
- 61°F
- Feels like:61°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphN 0°
- Humidity: 39%
- Pressure: 30.18"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 4 pm
- 63°F
- Feels like:63°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphN 354°
- Humidity: 36%
- Pressure: 30.15"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 6 pm
- 57°F
- Feels like:57°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 4mphN 352°
- Humidity: 43%
- Pressure: 30.12"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:18 pm
- 8 pm
- 48°F
- Feels like:48°F
Clear
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 3mphN 358°
- Humidity: 63%
- Pressure: 30.15"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 45°F
- Feels like:43°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 4mphNNW 348°
- Humidity: 73%
- Pressure: 30.15"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Today, in Herndon, sunny conditions are likely to prevail.
The temperature will be between a minimum of 35.6°F and a maximum of 62.6°F. The warmest part of the day will be from 3 pm to 5 pm.
The highest temperature will be comparable to October's average maximum of 61.3°F. The expected low will be more consistent with what’s common in November than the current October average of 44.2°F.
The temperature will be between a minimum of 35.6°F and a maximum of 62.6°F. The warmest part of the day will be from 3 pm to 5 pm.
The highest temperature will be comparable to October's average maximum of 61.3°F. The expected low will be more consistent with what’s common in November than the current October average of 44.2°F.
Updated: Oct 21, 2026 @ 04:23:19 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
The current temperature (12:23 am EDT) is 48.2°F.
On Wednesday, skies will stay clear and sunny.
Today, the maximum temperature will be 64.4°F, while the minimum temperature will be 35.6°F.
The highest temperature will be in line with the average maximum of 61.3°F in October. The lowest temperature will be a couple of degrees lower than the average low of 44.2°F.
The highest temperature will be in line with the average maximum of 61.3°F in October. The lowest temperature will be a couple of degrees lower than the average low of 44.2°F.
On Wednesday, in Herndon, sunrise will be at 7:25 am and sunset at 6:18 pm (EDT).
Today, the daylight will last for 10h and 53min.
Herndon, Pennsylvania, USA
- en: Herndon, Pennsylvania, USA
- es: Herndon, Pensilvania, EE.UU.
- hr: Herndon, Pensilvanija, SAD
- mk: Herndon, Pensilvanija, SAD
- sr: Herndon, Pensilvanija, SAD
- zh: 赫恩登, 宾夕法尼亚, 美国
- Latitude: 40.709529°
- Longitude: -76.842472°
- Elevation: 453 ft
- Current time: 1:00am EDT
- Sunrise: 7:25 am EDT
- Sunset: 6:18 pm EDT
- Timezone: America/New_York
Nearby Herndon, Pennsylvania, USA
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