Climate & Weather in Dover

Dover has a real, genuine four-season New England climate typical of the Seacoast region, with cold winters and real, modest tidal-river flood risk.

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Cold winters and four distinct seasons

Dover's Seacoast position brings genuinely cold winters and four distinct seasons, consistent with this project's New Hampshire statewide research context.

Real, modest tidal-river flood risk

Dover sits on the tidal Cocheco and Bellamy Rivers, carrying real, comparatively modest flood risk consistent with the Seacoast region.

No meaningful hurricane, tornado, or earthquake risk

Consistent with New Hampshire's statewide research context, Dover carries no meaningful hurricane, tornado, or major-earthquake risk.

Key takeaways

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Last reviewed: 2026-08-28. Independent research; not financial, tax, or legal advice -- confirm current figures with a local professional before making a decision.