Today
Expect overcast. Daytime high +41°F, overnight low +41°F. Wind up to 12 mph. No rain expected.
Weather outside your window in Mercersburg
local time 7:27 PM · updated just now
Today Now 7:27 PM
+41°F
Overcast
Hourly forecast
Today11/14
Temperature
Feels like
Cloudiness
Precip. chance
Precipitationin
Windmph
Wind gustsmph
Humidity
PressureinHg
Dew point
Visibilitymi
UV index
| Now | 8:00 PM | 9:00 PM | 10:00 PM | 11:00 PM | 12:00 AM | 1:00 AM | 2:00 AM | 3:00 AM | 4:00 AM | 5:00 AM | 6:00 AM |
|---|---|---|---|---|---|---|---|---|---|---|---|
Today
Forecast in words
Tomorrow
Tomorrow overcast, high +46°F, low +37°F — 5° warmer than today.
Week
This week temperatures range from +32°F to +61°F. Weekly maximum — +61°F (Thu). Coldest night — Tue, around +32°F. No rain in the forecast. Clear days — 4. Warmer closer to the weekend.
Week vs norm
- Today 11/14 +41°F −12° usually +53°F
- Tomorrow 11/15 +46°F −6° usually +53°F
- Mon 11/16 +50°F −3° usually +53°F
- Tue 11/17 +55°F +3° usually +52°F
- Wed 11/18 +59°F +7° usually +52°F
- Thu 11/19 +61°F +9° usually +51°F
- Fri 11/20 +61°F +10° usually +51°F
- Sat 11/21 +59°F +8° usually +51°F
Difference between forecast daytime high and the 1991–2020 norm for this date.
This day, November 14
Today is cooler than usual for this date.
- Heat record +73°F 2011
- Cold record +24°F 2016
- Most precipitation 1.1 in 1995
- Strongest gust 39 mph 2003
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Climate in Mercersburg
Today is about 12° colder than usual for November.
| Month | Daytime / Nighttime | Average | 💧 in |
|---|---|---|---|
| Jan | +38°F / +24°F | +30°F | 3.2 |
| Feb | +42°F / +26°F | +33°F | 2.8 |
| Mar | +51°F / +33°F | +41°F | 3.8 |
| Apr | +63°F / +43°F | +52°F | 3.7 |
| May | +72°F / +53°F | +62°F | 4.0 |
| Jun | +80°F / +62°F | +71°F | 3.6 |
| Jul | +85°F / +67°F | +75°F | 3.5 |
| Aug | +84°F / +65°F | +74°F | 3.0 |
| Sep | +77°F / +59°F | +67°F | 4.2 |
| Oct | +66°F / +47°F | +55°F | 3.2 |
| Nov | +53°F / +37°F | +44°F | 3.0 |
| Dec | +42°F / +29°F | +35°F | 3.4 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.
Astronomical data
Sunrise / sunset
6:55 AM | 4:56 PM
Moon
11:41 AM | 9:06 PM
Moon phase
Waxing crescent 25%
Next solar eclipse
Calculating for these coordinates…