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Current Weather Conditions:
TRENTON MERCER COUNTY AIRPORT , NJ, United States

NWS Point Forecast for KTTN (KTTN) 40-17N 074-49W 59M

Conditions at

2026.04.21 0653 UTC
Wind from the NNW (330 degrees) at 6 MPH (5 KT)
Visibility 10 mile(s)
Sky conditions clear
Temperature 32.0 F (0.0 C)
Windchill 26 F (-3 C)
Dew Point 21.0 F (-6.1 C)
Relative Humidity 63%
Pressure (altimeter) 30.35 in. Hg (1027 hPa)
ob KTTN 210653Z AUTO 33005KT 10SM CLR 00/M06 A3035 RMK AO2 SLP271 T00001061

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
43.0 (6.1) 32.0 (0.0) In the 6 hours preceding Apr 21, 2026 - 01:53 AM EDT / 2026.04.21 0553 UTC
53.1 (11.7) 30.9 (-0.6) In the 24 hours preceding Apr 21, 2026 - 12:53 AM EDT / 2026.04.21 0453 UTC

Precipitation Accumulation

Precipitation
Amount
A trace In the 6 hours preceding Apr 20, 2026 - 07:53 PM EDT / 2026.04.20 2353 UTC
0.06 inches In the 24 hours preceding Apr 20, 2026 - 07:53 AM EDT / 2026.04.20 1153 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 3 AM (7) Apr 21 32.0 (0.0) 21.0 (-6.1) 30.35 (1027) NNW 6
2 AM (6) Apr 21 33.1 (0.6) 19.9 (-6.7) 30.35 (1027) NNW 6
1 AM (5) Apr 21 33.1 (0.6) 19.9 (-6.7) 30.35 (1027) NNW 5
Midnight (4) Apr 21 35.1 (1.7) 19.0 (-7.2) 30.34 (1027) NNW 5
11 PM (3) Apr 20 36.0 (2.2) 18.0 (-7.8) 30.32 (1026) N 7
10 PM (2) Apr 20 39.0 (3.9) 15.1 (-9.4) 30.31 (1026) NNW 5
9 PM (1) Apr 20 39.9 (4.4) 16.0 (-8.9) 30.29 (1025) NNW 5
8 PM (0) Apr 20 43.0 (6.1) 16.0 (-8.9) 30.26 (1024) N 10
7 PM (23) Apr 20 46.9 (8.3) 18.0 (-7.8) 30.22 (1023) NNW 14
6 PM (22) Apr 20 50.0 (10.0) 21.0 (-6.1) 30.2 (1022) N 15
5 PM (21) Apr 20 50.0 (10.0) 21.9 (-5.6) 30.17 (1021) NNW 16
4 PM (20) Apr 20 50.0 (10.0) 24.1 (-4.4) 30.15 (1020) N 15
3 PM (19) Apr 20 51.1 (10.6) 25.0 (-3.9) 30.15 (1020) WNW 10
2 PM (18) Apr 20 50.0 (10.0) 28.9 (-1.7) 30.16 (1021) NNW 12
1 PM (17) Apr 20 48.0 (8.9) 28.9 (-1.7) 30.16 (1021) WNW 14
Noon (16) Apr 20 46.9 (8.3) 30.0 (-1.1) 30.17 (1021) WNW 12
11 AM (15) Apr 20 46.9 (8.3) 34.0 (1.1) 30.17 (1021) WNW 10
10 AM (14) Apr 20 43.0 (6.1) 34.0 (1.1) 30.17 (1021) WNW 9
9 AM (13) Apr 20 41.0 (5.0) 35.1 (1.7) 30.16 (1021) WNW 7
8 AM (12) Apr 20 37.9 (3.3) 35.1 (1.7) 30.15 (1020) WNW 5
7 AM (11) Apr 20 34.0 (1.1) 33.1 (0.6) 30.13 (1020) Calm mist
6 AM (10) Apr 20 33.1 (0.6) 33.1 (0.6) 30.11 (1019) Calm mist
5 AM (9) Apr 20 32.0 (0.0) 32.0 (0.0) 30.11 (1019) WNW 3 mist
Oldest 4 AM (8) Apr 20 33.1 (0.6) 33.1 (0.6) 30.1 (1019) Calm mist
Time
EDT (UTC)
Temperature
F(C)
Dew Point
F(C)
Pressure
Inches(hPa)
Wind
(MPH)
Weather

The information presented here is taken from products produced by the U.S. National Weather Service and other national and international agencies




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