Trexlertown, PA Weather Tomorrow

Everything you need for tomorrow's Trexlertown weather and the next 5 days is here, including precipitation probability, daily and nightly weather conditions, high and low temperature trends, sunrise and sunset information, sky cover, wind speed, wind direction, and wind chill for the Trexlertown area and around Lehigh county, Pennsylvania.
Updated: Sat Sep 19th 2026 3:45 AM EDT
Trexlertown, PA Weather – 9-19 – Sunny
69° / 53°
Sunny
Daytime highs will reach 69°F with lows dropping to 53°F in Trexlertown, where it will be sunny. There's a very small chance of rainfall, only about 7%. Winds will be light at 10mph and gusts of 20.2mph at 9 PM. The humidity will be on the higher side, averaging about 64%, the maximum being 80% at 11 PM and 45% being its lowest at 12 PM. Barometric pressure is its highest of 30.21inHg at 10 AM, a lowest point of 30.12inHg at 5 PM with an avg 30.17inHg.
Trexlertown, PA Weather – 9-20 – Light Rain Shower
65° / 58°

Weather Tomorrow

Light Rain Shower
Trexlertown may see rain, with daytime highs of 65°F and overnight lows near 58°F. The chance of rain is 92% with an estimated 0.69in. Winds will be light at 9mph and gusts of 23.6mph at 10 AM. High humidity with average of 91% is anticipated, the maximum being 100% at 9 PM and 79% being its lowest at 1 AM. Barometric pressure is its highest of 30.16inHg at 12 AM, a lowest point of 29.93inHg at 5 PM with an avg 30.03inHg.
Trexlertown, PA Weather – 9-21 – Light Rain Shower
62° / 54°
Light Rain Shower
Periods of rain are likely in Trexlertown, with a high of 62°F and a low of 54°F. The chance of rain is 93% with an estimated 0.36in. Wind will be moderate, blowing around 11mph on average and gusts of 24mph at 11 PM. High humidity with average of 95% is anticipated, the maximum being 99% at 12 AM and 89% being its lowest at 3 PM. Barometric pressure is its highest of 30.12inHg at 8 PM, a lowest point of 29.94inHg at 12 AM with an avg 30.05inHg.
Trexlertown, PA Weather – 9-22 – Light Rain Shower
55° / 46°
Light Rain Shower
Highs will reach 55°F with lows near 46°F in Trexlertown, where rain is. The chance of rain is 94% with an estimated 1.11in. Wind will be moderate, blowing around 18mph on average and gusts of 34mph at 6 PM. High humidity with average of 96% is anticipated, the maximum being 98% at 1 PM and 95% being its lowest at 7 PM. Barometric pressure is its highest of 30.32inHg at 11 PM, a lowest point of 30.13inHg at 1 AM with an avg 30.22inHg.
Trexlertown, PA Weather – 9-23 – Scattered Showers
55° / 45°
Scattered Showers
In Trexlertown, on and off showers are set to occur with highs near 55°F and lows around 45°F. The chance of rain is 92% with an estimated 0.8in. Wind will be moderate, blowing around 15mph on average and gusts of 35.1mph at 12 PM. High humidity with average of 90% is anticipated, the maximum being 97% at 3 AM and 81% being its lowest at 7 PM. Barometric pressure is its highest of 30.38inHg at 9 AM, a lowest point of 30.26inHg at 11 PM with an avg 30.31inHg.
Trexlertown, PA Weather – 9-24 – Light Rain Shower
52° / 49°
Light Rain Shower
Daytime highs will reach 52°F with lows dropping to 49°F in Trexlertown, where periods of rain are likely. The chance of rain is 94% with an estimated 0.88in. Wind will be moderate, blowing around 13mph on average and gusts of 29.5mph at 12 AM. High humidity with average of 96% is anticipated, the maximum being 98% at 6 AM and 89% being its lowest at 12 AM. Barometric pressure is its highest of 30.25inHg at 12 AM, a lowest point of 30.14inHg at 11 PM with an avg 30.2inHg.

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