Weather forecast for tomorrow
Mercersburg, PA

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Weather forecast and temperature for tomorrow - Wednesday, Jan 22.

Partly Cloudy
7:25 am

5:20 pm
EST
Partly Cloudy
18°F / 7°F
  • Wind: 5mph W
  • Humidity: 46%
  • Precip. probability: 4%
  • Precipitation: 0"
  • UV index: 2
On Wednesday, January 22, partially clouded weather is also anticipated.
Predicted temperature values will span from a freezing 17.6°F (-8°C) down to a frigid 6.8°F (-14°C).
The forecasted maximum temperature will be uncommonly lower than the common January peak of 35.2°F (1.8°C).
Sunrise will be at 7:25 am and sunset at 5:20 pm; tomorrow's daylight will last for 9h and 55min.

Frequently asked questions

What is the weather forecast for Mercersburg for tomorrow?

On Wednesday, January 22, the sky will be moderately clouded.

What will be the maximum temperature tomorrow?

Tomorrow, the maximum temperature will be 17.6°F (-8°C), while the minimum temperature will be 6.8°F (-14°C).
The highest temperature will be notably lower than the average maximum of 35.2°F (1.8°C) in January. The lowest temperature will be also uncommonly lower than the average low of 22.1°F (-5.5°C).

When are sunrise and sunset tomorrow?

On Wednesday, in Mercersburg, sunrise will be at 7:25 am and sunset at 5:20 pm (EST).

How long will the day be tomorrow?

In Mercersburg, the length of the day tomorrow will be 9h and 55min.

Hourly weather forecast and temperature - Mercersburg, PA

12 am
  • 9°F
  • Feels like:
    9°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 1mph SSE
  • Pressure: 30.42"Hg
  • Humidity: 60%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 10°F
  • Feels like:
    10°F
Cloudy
Cloudy
  • Wind: 2mph S
  • Pressure: 30.39"Hg
  • Humidity: 63%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 9°F
  • Feels like:
    9°F
Partly Cloudy
Partly Cloudy
  • Wind: 2mph SSE
  • Pressure: 30.36"Hg
  • Humidity: 65%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
6 am
  • 7°F
  • Feels like:
    7°F
Partly Cloudy
Partly Cloudy
  • Wind: 2mph S
  • Pressure: 30.33"Hg
  • Humidity: 66%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 7:25 am
8 am
  • 9°F
  • Feels like:
    9°F
Partly Cloudy
Partly Cloudy
  • Wind: 1mph S
  • Pressure: 30.33"Hg
  • Humidity: 66%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 16°F
  • Feels like:
    10°F
Partly Cloudy
Partly Cloudy
  • Wind: 3mph S
  • Pressure: 30.3"Hg
  • Humidity: 59%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 23°F
  • Feels like:
    18°F
Mostly Sunny
Mostly Sunny
  • Wind: 4mph SSW
  • Pressure: 30.21"Hg
  • Humidity: 46%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 28°F
  • Feels like:
    23°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph SW
  • Pressure: 30.15"Hg
  • Humidity: 41%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 30°F
  • Feels like:
    23°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph SW
  • Pressure: 30.12"Hg
  • Humidity: 43%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 5:20 pm
6 pm
  • 27°F
  • Feels like:
    21°F
Mostly Clear
Mostly Clear
  • Wind: 4mph WSW
  • Pressure: 30.15"Hg
  • Humidity: 50%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 25°F
  • Feels like:
    19°F
Clear
Clear
  • Wind: 4mph W
  • Pressure: 30.18"Hg
  • Humidity: 55%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
10 pm
  • 25°F
  • Feels like:
    18°F
Clear
Clear
  • Wind: 5mph W
  • Pressure: 30.18"Hg
  • Humidity: 59%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, on Wednesday, a combination of cloudy and sunny weather is expected.
The temperature will vary between the lowest temperature of 6.8°F (-14°C) and the highest temperature of 30.2°F (-1°C). The warmest part of the day will be at 3 pm and 4 pm.
The maximum temperature will be uncommonly lower than January's average highest temperature of 35.2°F (1.8°C). The lowest temperature will be also uncommonly lower than the average minimum of 22.1°F (-5.5°C) in January.
The coldest month in Mercersburg is January, with an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 22.1°F (-5.5°C).
Updated: Jan 22, 2025 @ 04:58:03 UTC
Published by: Weather U.S. | About Us
Data Sources | |
Weather Forecasting & Climate

Mercersburg, Pennsylvania, USA

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