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Trenton (NJ)
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United States weather

Weather in Trenton, New Jersey for August 2026

Your guide to Trenton weather in August - trends and predictions

    Temperatures

  • In general, the average temperature in Trenton at the beginning of August is 27 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 25.6 °F by the end of August.

    • Rain 🌧️

  • With an average of 5 rainy days, Trenton experiences minimal rainfall in August.

    • More

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Average dry days
26
Dry days
Average rainy days
5
Rainy days
Average snowy days
0
Snow days
Average temperatures
27°/18°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
69 %
Avg humidity

Trenton Weather August

Move between months or click on a day
July
September
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Heavy rain
21°
2
Overcast
26°
3
Partly cloudy
30°
4
Sunny
32°
5
Overcast
30°
6
Overcast
25°
7
Overcast
25°
8
Mist
27°
9
Partly cloudy
29°
10
Mist
31°
11
Overcast
31°
12
Cloudy
32°
13
Moderate or heavy rain shower
30°
14
Moderate or heavy rain shower
28°
15
Cloudy
31°
16
Mist
26°
17
Thundery outbreaks possible
33°
18
Overcast
25°
19
Cloudy
23°
20
Moderate rain
22°
21
Overcast
19°
22
Sunny
28°
23
Mist
29°
24
Partly cloudy
26°
25
Light rain shower
28°
26
Partly cloudy
28°
27
Partly cloudy
26°
28
Overcast
25°
29
Overcast
25°
30
Sunny
23°
31
Overcast
24°

Temperatures trend during August in Trenton

See the weather trend as well as the moving average line

August weather in Trenton day by day

Click on a date for more information
July September
Date Weather Temperatures Rain UV More
Aug. 1 Heavy rain
Heavy rain
 21° /16° 126.4 mm 2
Aug. 2 Overcast
Overcast
 26° /19° 0 mm 10
Aug. 3 Partly cloudy
Partly cloudy
 30° /18° 0 mm 11
Aug. 4 Sunny
Sunny
 32° /19° 0 mm 11
Aug. 5 Overcast
Overcast
 30° /21° 0 mm 9
Aug. 6 Overcast
Overcast
 25° /20° 0 mm 3
Aug. 7 Overcast
Overcast
 25° /19° 0 mm 5
Aug. 8 Mist
Mist
 27° /16° 0 mm 11
Aug. 9 Partly cloudy
Partly cloudy
 29° /16° 0 mm 10
Aug. 10 Mist
Mist
 31° /18° 0 mm 11
Aug. 11 Overcast
Overcast
 31° /20° 0 mm 10
Aug. 12 Cloudy
Cloudy
 32° /21° 0 mm 11
Aug. 13 Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /23° 13.2 mm 6
Aug. 14 Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /24° 2.7 mm 3
Aug. 15 Cloudy
Cloudy
 31° /22° 0 mm 9
Aug. 16 Mist
Mist
 26° /21° 0 mm 6
Aug. 17 Thundery outbreaks possible
Thundery outbreaks possible
 33° /22° 0 mm 9
Aug. 18 Overcast
Overcast
 25° /18° 0 mm 4
Aug. 19 Cloudy
Cloudy
 23° /19° 0 mm 6
Aug. 20 Moderate rain
Moderate rain
 22° /19° 3.1 mm 1
Aug. 21 Overcast
Overcast
 19° /17° 0 mm 2
Aug. 22 Sunny
Sunny
 28° /14° 0 mm 9
Aug. 23 Mist
Mist
 29° /16° 0 mm 9
Aug. 24 Partly cloudy
Partly cloudy
 26° /18° 0 mm 9
Aug. 25 Light rain shower
Light rain shower
 28° /21° 12.8 mm 4
Aug. 26 Partly cloudy
Partly cloudy
 28° /15° 0 mm 9
Aug. 27 Partly cloudy
Partly cloudy
 26° /15° 0 mm 9
Aug. 28 Overcast
Overcast
 25° /15° 0 mm 7
Aug. 29 Overcast
Overcast
 25° /16° 0 mm 7
Aug. 30 Sunny
Sunny
 23° /13° 0 mm 9
Aug. 31 Overcast
Overcast
 24° /14° 0 mm 9
Next
Important Notice
Our weather forecast for Trenton in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Trenton forecast closer to your planned date for the most up-to-date weather information.
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Trenton in August - FAQ

What are the expected maximum and minimum temperatures in Trenton during August?

During August, expect a variety of temperatures with highs around 27° and lows near 18°, suitable for diverse activities and preferences.

How much rainfall should be expected in Trenton during August?

Significant rainfall exceeding 158.2 mm is expected in Trenton during August, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Trenton during August?

The average wind speed in Trenton during August is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Trenton

Explore the daily rainfall trends and prepare for Trentons August weather 💧
Typically, Trenton has 5 rainy days in August with a total of 158.2 mm of rainfall.

UV exposure in Trenton during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️

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Location coordinates Where is Trenton?

Get accurate weather forecasts for Trenton, located at latitude 40.217 and longitude -74.743. Stay updated with localized weather information tailored for Trenton.

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