Weather forecast for todayHerndon, PA
Weather forecast for today
Current condition 3:06 am EDT
- 43°F
- Feels like:43°F
Clear
- Precipitation: 0"
- Wind: 2mphSSE 160°
- Humidity: 83%
- Dewpoint: 37°F
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Currently, in Herndon, no clouds in sight, just a completely clear atmosphere.
The temperature is a chilly 42.8°F. The current temperature is far from the maximum of 64.4°F anticipated for today.
The temperature is a chilly 42.8°F. The current temperature is far from the maximum of 64.4°F anticipated for today.
Wednesday Oct 21, 2026
- 64°F
- 36°F
Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 6mphN 0°
- Humidity: 57%
- UV index: 4
- Sunrise: 7:25 am EDT
- Sunset: 6:18 pm EDT
- details ▼
Today, on Wednesday, October 21, the outlook remains bright and sunny.
Temperatures are expected to move from a peak of an enjoyable 64.4°F to a low of a cold 35.6°F.
October's standard high of 61.3°F is forecasted to be reached during the day.
Sunrise will be at 7:25 am and sunset at 6:18 pm; the daylight will last for 10h and 53min.
Temperatures are expected to move from a peak of an enjoyable 64.4°F to a low of a cold 35.6°F.
October's standard high of 61.3°F is forecasted to be reached during the day.
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 period: 6 am - 8 am 37°C.
Coldest period: 6 am - 8 am 37°C.
Chance of precipitation
Highest chance: 6 am 3%.
Hourly weather forecast
- 4 am
- 41°F
- Feels like:41°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 1mphN 351°
- Humidity: 87%
- 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: 90%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunrise: 7:25 am
- 8 am
- 37°F
- Feels like:37°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 2mphN 0°
- Humidity: 94%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 am
- 46°F
- Feels like:45°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 4mphNNE 15°
- Humidity: 70%
- 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 1°
- Humidity: 50%
- 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 358°
- 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 353°
- 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 350°
- Humidity: 43%
- Pressure: 30.12"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:18 pm
- 8 pm
- 50°F
- Feels like:48°F
Clear
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 3mphN 0°
- Humidity: 62%
- Pressure: 30.15"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 45°F
- Feels like:45°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 3mphNNW 347°
- Humidity: 70%
- Pressure: 30.15"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Today, clear skies and sunny weather are expected.
The temperature will vary between a maximum of 62.6°F and a minimum of 35.6°F. The warmest part of the day will be from 3 pm to 5 pm.
The high temperature is expected to be in line with October's usual value of 61.3°F. The expected low will be more close to what’s common in November than the current October average of 44.2°F.
The temperature will vary between a maximum of 62.6°F and a minimum of 35.6°F. The warmest part of the day will be from 3 pm to 5 pm.
The high temperature is expected to be in line with October's usual value of 61.3°F. The expected low will be more close to what’s common in November than the current October average of 44.2°F.
Updated: Oct 21, 2026 @ 07:06:48 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
At 3:06 am EDT, the temperature is 42.8°F.
Today, the forecast calls for abundant sunshine.
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 slightly cooler 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 slightly cooler 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: 3:06am EDT
- Sunrise: 7:25 am EDT
- Sunset: 6:18 pm EDT
- Timezone: America/New_York
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