Counties in New Hampshire by annual precipitation

Carroll County had the highest annual precipitation of 10 counties in 2017, at 54.13 inches. Strafford County had the lowest, at 41.72 inches. The median was 48.74 inches and the figure for New Hampshire was 49.17 inches. Source: NOAA National Centers for Environmental Information.

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Highest54.13Carroll County
Lowest41.72Strafford County
Median48.7410 counties
New Hampshire49.17History

Map of counties, 2017

Belknap County: 50.57 inchesCarroll County: 54.13 inchesCheshire County: 48.94 inchesCoos County: 50.09 inchesGrafton County: 50.5 inchesHillsborough County: 48.54 inchesMerrimack County: 48.26 inchesRockingham County: 44.54 inchesStrafford County: 41.72 inchesSullivan County: 45.73 inches
  • Under 45
  • 45 to 48
  • 48 to 49
  • 49 to 51
  • 51 and over
inches, 2017. Source: NOAA NCEI, NOAA Climate at a Glance, January to December precipitation, counties. Boundaries: U.S. Census Bureau cartographic boundary files.

All counties, 2017

Carroll County: 54.13 inchesCarroll County54.13Belknap County: 50.57 inchesBelknap County50.57Grafton County: 50.5 inchesGrafton County50.5Coos County: 50.09 inchesCoos County50.09Cheshire County: 48.94 inchesCheshire County48.94Hillsborough County: 48.54 inchesHillsborough County48.54Merrimack County: 48.26 inchesMerrimack County48.26Sullivan County: 45.73 inchesSullivan County45.73Rockingham County: 44.54 inchesRockingham County44.54Strafford County: 41.72 inchesStrafford County41.72Carroll County: 54.13 inchesCarroll County54.13Belknap County: 50.57 inchesBelknap County50.57Grafton County: 50.5 inchesGrafton County50.5Coos County: 50.09 inchesCoos County50.09Cheshire County: 48.94 inchesCheshire County48.94Hillsborough County: 48.54 inchesHillsborough County48.54Merrimack County: 48.26 inchesMerrimack County48.26Sullivan County: 45.73 inchesSullivan County45.73Rockingham County: 44.54 inchesRockingham County44.54Strafford County: 41.72 inchesStrafford County41.72
inches. Source: NOAA NCEI, NOAA Climate at a Glance, January to December precipitation, counties. Retrieved 2026-10-12.

Full ranking

RankCounties2017
inches
Change on 2016
1Carroll County54.13+24.4%
2Belknap County50.57+32.4%
3Grafton County50.5+20.1%
4Coos County50.09+15.3%
5Cheshire County48.94+39.7%
6Hillsborough County48.54+37.6%
7Merrimack County48.26+30.9%
8Sullivan County45.73+29.7%
9Rockingham County44.54+23%
10Strafford County41.72+7.1%

Other periods

About this ranking

Total precipitation from January to December, in inches: rain plus the water content of snow and other frozen precipitation. NOAA computes it from its climate divisional dataset (nClimDiv): station readings interpolated onto a 5 km grid and averaged over the area.

Values are area averages, not the reading at one weather station. NOAA revises the last two years every month.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

NOAA National Centers for Environmental Information, Climate at a Glance. NOAA Climate at a Glance, January to December precipitation, counties. From the NOAA Monthly U.S. Climate Divisional Database (nClimDiv), doi:10.7289/V5M32STR. https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping. Retrieved 2026-10-12.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

NOAA National Centers for Environmental Information. (2026). NOAA Climate at a Glance, January to December precipitation, counties (Counties in New Hampshire by annual precipitation, 2017) [Data set]. Retrieved October 12, 2026, from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping

MLA 9

NOAA Climate at a Glance, January to December precipitation, counties, Counties in New Hampshire by annual precipitation, 2017. NOAA National Centers for Environmental Information, 6 Oct. 2026, https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping. Invokely, https://invokely.ai/rankings/annual-precipitation/new-hampshire-counties?period=2017. Accessed 12 Oct. 2026.

Chicago (author-date)

NOAA National Centers for Environmental Information. 2026. NOAA Climate at a Glance, January to December precipitation, counties. Counties in New Hampshire by annual precipitation, 2017. Dataset. Accessed October 12, 2026. https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping. Also distributed by Invokely, https://invokely.ai/rankings/annual-precipitation/new-hampshire-counties?period=2017.

Harvard

NOAA National Centers for Environmental Information (2026) NOAA Climate at a Glance, January to December precipitation, counties, Counties in New Hampshire by annual precipitation, 2017 [Dataset]. Available at: https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping, via Invokely: https://invokely.ai/rankings/annual-precipitation/new-hampshire-counties?period=2017 (Accessed: 12 October 2026).

BibTeX
@misc{noaa_counties_in_new_hampshire_2017,
  author = {{NOAA National Centers for Environmental Information}},
  title = {{NOAA Climate at a Glance, January to December precipitation, counties: Counties in New Hampshire by annual precipitation, 2017}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/annual-precipitation/new-hampshire-counties?period=2017. Publisher attribution: NOAA National Centers for Environmental Information, Climate at a Glance. NOAA Climate at a Glance, January to December precipitation, counties. From the NOAA Monthly U.S. Climate Divisional Database (nClimDiv), doi:10.7289/V5M32STR. https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - NOAA National Centers for Environmental Information
TI  - NOAA Climate at a Glance, January to December precipitation, counties: Counties in New Hampshire by annual precipitation, 2017
PY  - 2026
DA  - 2026/10/06
PB  - NOAA National Centers for Environmental Information
DB  - Invokely
UR  - https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping
L2  - https://invokely.ai/rankings/annual-precipitation/new-hampshire-counties?period=2017
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/annual-precipitation/new-hampshire-counties?period=2017.
N1  - Publisher attribution: NOAA National Centers for Environmental Information, Climate at a Glance. NOAA Climate at a Glance, January to December precipitation, counties. From the NOAA Monthly U.S. Climate Divisional Database (nClimDiv), doi:10.7289/V5M32STR. https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping. Retrieved 2026-10-12.
ER  - 
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Questions

Which county has the highest annual precipitation?

Carroll County, with 54.13 inches in 2017, according to NOAA National Centers for Environmental Information.

Which county has the lowest annual precipitation?

Strafford County, with 41.72 inches in 2017.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: NOAA National Centers for Environmental Information, NOAA Climate at a Glance, January to December precipitation, counties. Retrieved 2026-10-12.

Annual precipitation: other rankings

Counties in New Hampshire: more rankings