#1Seabrook
Rockingham County · 8,430 peopleJanuary low·July high 81°·143 freezing nights a year
Seabrook, #1 on this list · Photo: User:Magicpiano · CC BY-SA 4.0New Hampshire rankings · Climate
Towns with the mildest winters in New Hampshire
Seabrook has the mildest winters of New Hampshire’s 126 towns of 2,500+: January nights average a low of 18° (NOAA 1991–2020 normals). The typical town here averages 13°; none of the 126 stay above freezing.
The average January low. NOAA U.S. Climate Normals, 1991–2020, from NOAA’s 5 km grid at each town’s center; one town for each grid cell. A described list: no letters. How grades work
#118°
#2Hampton
Rockingham County · 16,381 peopleJanuary low·July high 81°·143 freezing nights a year
#T3Greenland
Rockingham County · 4,143 peopleJanuary low·July high 81°·143 freezing nights a year
All 126 towns
January low, highest first. Towns with the same figure share a rank (T = tied; 91 towns here).
126 towns ranked. Not here? See why a town may be missing.
#TownJanuary lowNights ≤32°July high
Quick answers
Questions people ask
Which New Hampshire town has the mildest winters?
Seabrook (Rockingham County): January nights average a low of 18°. Hampton (17°) and Greenland (16°) follow.
How are these towns ranked?
By the average January low (the coldest month’s nights), highest first, on NOAA’s 1991–2020 normals, read from its 5 km grid at each town’s center. Towns with the same figure share a rank (T); the figure and the state rank are the ones on each town’s Climate page. How grades work.
Why isn’t my town on this list?
The list covers towns of 2,500+ residents, one for each of NOAA’s 5 km grid cells (126 in New Hampshire): where towns share a cell, one of them stands for it, since the grid gives them the same figures. Every town’s own figures are on its Climate page. Every town is on the New Hampshire page.
Go deeper
All New Hampshire rankings →More New Hampshire lists
Every list ranks the same 2,500+ towns, so a town’s rank means the same thing on each.
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