Skip to content

Weekly swim report · October 20, 2026

New Hampshire swim report

On October 20, 2026 the warmest USGS water reading in New Hampshire was 48°F at LAMPREY RIVER AT LANGFORD ROAD, AT RAYMOND, NH; no water-related NWS hazards are active.

Warmest water

The 5 warmest of 9 sensors reporting a water temperature in New Hampshire today. Station names open the official monitoring page.

  1. #148°F 9°C19 hrs ago
  2. #247°F 8°C19 hrs ago
  3. #3
    ASHUELOT RIVER NEAR GILSUM, NHUSGS gauge · 88 ft³/s
    47°F 8°C19 hrs ago
  4. #446°F 8°C19 hrs ago
  5. #544°F 7°C19 hrs ago

Active hazards in New Hampshire

No water-related NWS hazards are active in New Hampshire right now. Checked live against the National Weather Service alert feed.

Where to swim in New Hampshire

The most-reviewed, well-rated water destinations in New Hampshire — check each one’s live conditions before you go.

Get this report every Thursday

The warmest water in New Hampshire and every state, active water hazards, and where to swim this weekend — once a week. No spam — unsubscribe anytime.

Conditions are for general information only and can change quickly. Always judge the water in person and follow posted advisories and local guidance before swimming or paddling.