From New York City and New Jersey, connect to Interstate 80 West to the Delaware Water Gap at the south end of the park. Pick up a map and brochure at Kittatinny Point Visitor Center. Moderately high humidity. Occasional thunderstorms and dense fog. Spring and fall climate is variable.
Temperatures can drop rapidly after sunset on warm days.
Wetsuits may be required for river use. Water temperatures drop from the 50s to the 30s by December, with most of the river usually freezing over each winter. Be prepared for rain and cold weather at any time. Hypothermia is possible, especially on the river, even during the summer. Pack properly for your river trip.