Mercer County Airport Weather Forecast

Local 7-day forecast

69°
F

Partly Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Mercer County Airport in one place.

Friday, May 15, 2026
Wind: 10 mph NW
Today

Partly sunny, with a high near 69. Northwest wind around 10 mph, with gusts as high as 25 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Mercer County Airport is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 15, 2026 11:06 AM EDT.

The active forecast window currently covers May 15 to May 21, 2026 for Mercer County Airport.

Page Snapshot

Page focus
city weather
Forecast window
May 15 to May 21, 2026
Latest sync
May 15, 2026 11:06 AM EDT
Forecast office
PHI
Source
NOAA / NWS
Next High
69°F
Today
Next Low
51°F
Tonight
Rain Outlook
4
Periods mentioning precipitation
Windiest
10 mph
Today

Daily Outlook

Today
May 15
Partly Sunny
69 °F
/ 51°F
Wind 10 mph
Sat
May 16
Sunny
82 °F
/ 63°F
Wind 0 to 10 mph
Sun
May 17
Mostly Sunny
88 °F
/ 64°F
Wind 5 to 10 mph
Mon
May 18
Sunny
91 °F
/ 66°F
Wind 0 to 10 mph
Tue
May 19
Sunny
94 °F
/ 71°F
Wind 0 to 10 mph
Wed
May 20
Mostly Sunny then Chance Showers And Thunderstorms
93 °F
/ 65°F
Wind 5 to 10 mph
Thu
May 21
Chance Showers And Thunderstorms
80 °F
/ 56°F
Wind 5 to 10 mph

This Week in Trenton Mercer Airport

Tuesday looks like the warmest upcoming period in Trenton Mercer Airport at 94 degrees F.

Tonight is the coolest period ahead with temperatures near 51 degrees F.

The strongest winds are forecast for Today at about 10 mph NW.

Precipitation is mentioned in 4 upcoming forecast periods.

Forecast Details

Last updated
May 15, 2026 11:06 AM EDT
Coverage
7 days
Time zone
America/New_York
Forecast office
PHI
Radar station
KDIX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Tonight
May 15
51°F
Partly Cloudy
0 to 10 mph W

Partly cloudy, with a low around 51. West wind 0 to 10 mph.

Saturday
May 16
82°F
Sunny
0 to 10 mph SW

Sunny, with a high near 82. Southwest wind 0 to 10 mph.

Saturday Night
May 16
63°F
Partly Cloudy
5 to 10 mph SW

Partly cloudy, with a low around 63. Southwest wind 5 to 10 mph.

Sunday
May 17
88°F
Mostly Sunny
5 to 10 mph W

Mostly sunny, with a high near 88. West wind 5 to 10 mph.

Sunday Night
May 17
64°F
Partly Cloudy
0 to 5 mph W

Partly cloudy, with a low around 64.

Monday
May 18
91°F
Sunny
0 to 10 mph SE

Sunny, with a high near 91.

Monday Night
May 18
66°F
Mostly Clear
0 to 10 mph S

Mostly clear, with a low around 66.

Tuesday
May 19
94°F
Sunny
0 to 10 mph SW

Sunny, with a high near 94.

Tuesday Night
May 19
71°F
Mostly Clear
5 to 10 mph SW

Mostly clear, with a low around 71.

Wednesday
May 20
93°F
Mostly Sunny then Chance Showers And Thunderstorms
5 to 10 mph SW

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 50%.

Wednesday Night
May 20
65°F
Chance Showers And Thunderstorms
5 to 10 mph NW

A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.

Thursday
May 21
80°F
Chance Showers And Thunderstorms
5 to 10 mph NW

A slight chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 40%.

Thursday Night
May 21
56°F
Chance Showers And Thunderstorms
5 mph N

A chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 56.

Detailed Forecast

Period Conditions Temp Wind
Today
May 15
Partly Sunny
69°F
10 mph
NW
Tonight
May 15
Partly Cloudy
51°F
0 to 10 mph
W
Saturday
May 16
Sunny
82°F
0 to 10 mph
SW
Saturday Night
May 16
Partly Cloudy
63°F
5 to 10 mph
SW
Sunday
May 17
Mostly Sunny
88°F
5 to 10 mph
W
Sunday Night
May 17
Partly Cloudy
64°F
0 to 5 mph
W
Monday
May 18
Sunny
91°F
0 to 10 mph
SE
Monday Night
May 18
Mostly Clear
66°F
0 to 10 mph
S
Tuesday
May 19
Sunny
94°F
0 to 10 mph
SW
Tuesday Night
May 19
Mostly Clear
71°F
5 to 10 mph
SW
Wednesday
May 20
Mostly Sunny then Chance Showers And Thunderstorms
93°F
5 to 10 mph
SW
Wednesday Night
May 20
Chance Showers And Thunderstorms
65°F
5 to 10 mph
NW
Thursday
May 21
Chance Showers And Thunderstorms
80°F
5 to 10 mph
NW
Thursday Night
May 21
Chance Showers And Thunderstorms
56°F
5 mph
N
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.