Counties in New York by annual precipitation

Hamilton County had the highest annual precipitation of 62 counties in 2015, at 47.01 inches. Orleans County had the lowest, at 29.2 inches. The median was 39.81 inches and the figure for New York was 40.64 inches. Source: NOAA National Centers for Environmental Information.

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Highest47.01Hamilton County
Lowest29.2Orleans County
Median39.8162 counties
New York40.64History

Map of counties, 2015

Albany County: 37.51 inchesAllegany County: 40.04 inchesBronx County: 39.6 inchesBroome County: 41.07 inchesCattaraugus County: 46.73 inchesCayuga County: 42.3 inchesChautauqua County: 42.99 inchesChemung County: 31.97 inchesChenango County: 43.79 inchesClinton County: 37.08 inchesColumbia County: 38.57 inchesCortland County: 42.95 inchesDelaware County: 42.17 inchesDutchess County: 36.06 inchesErie County: 40.7 inchesEssex County: 44.09 inchesFranklin County: 41.2 inchesFulton County: 43.31 inchesGenesee County: 34.93 inchesGreene County: 40.88 inchesHamilton County: 47.01 inchesHerkimer County: 45.46 inchesJefferson County: 35.63 inchesKings County: 39.29 inchesLewis County: 42.78 inchesLivingston County: 37.8 inchesMadison County: 43.18 inchesMonroe County: 34.74 inchesMontgomery County: 37.5 inchesNassau County: 38.12 inchesNew York County: 39.27 inchesNiagara County: 30.57 inchesOneida County: 45.31 inchesOnondaga County: 43.23 inchesOntario County: 39.58 inchesOrange County: 40.94 inchesOrleans County: 29.2 inchesOswego County: 43.4 inchesOtsego County: 43.09 inchesPutnam County: 38.03 inchesQueens County: 39.55 inchesRensselaer County: 39.72 inchesRichmond County: 39.9 inchesRockland County: 40.77 inchesSt. Lawrence County: 38.79 inchesSaratoga County: 40.34 inchesSchenectady County: 37.78 inchesSchoharie County: 36.19 inchesSchuyler County: 34.11 inchesSeneca County: 38.5 inchesSteuben County: 36.19 inchesSuffolk County: 36.06 inchesSullivan County: 44.14 inchesTioga County: 36.51 inchesTompkins County: 37.02 inchesUlster County: 46.49 inchesWarren County: 41.25 inchesWashington County: 35.55 inchesWayne County: 40.55 inchesWestchester County: 40.26 inchesWyoming County: 42.63 inchesYates County: 35.08 inches
  • Under 36
  • 36 to 38
  • 38 to 40
  • 40 to 41
  • 41 to 43
  • 43 and over
inches, 2015. Source: NOAA NCEI, NOAA Climate at a Glance, January to December precipitation, counties. Boundaries: U.S. Census Bureau cartographic boundary files.

Top 40 counties, 2015

Hamilton County: 47.01 inchesHamilton County47.01Cattaraugus County: 46.73 inchesCattaraugus County46.73Ulster County: 46.49 inchesUlster County46.49Herkimer County: 45.46 inchesHerkimer County45.46Oneida County: 45.31 inchesOneida County45.31Sullivan County: 44.14 inchesSullivan County44.14Essex County: 44.09 inchesEssex County44.09Chenango County: 43.79 inchesChenango County43.79Oswego County: 43.4 inchesOswego County43.4Fulton County: 43.31 inchesFulton County43.31Onondaga County: 43.23 inchesOnondaga County43.23Madison County: 43.18 inchesMadison County43.18Otsego County: 43.09 inchesOtsego County43.09Chautauqua County: 42.99 inchesChautauqua County42.99Cortland County: 42.95 inchesCortland County42.95Lewis County: 42.78 inchesLewis County42.78Wyoming County: 42.63 inchesWyoming County42.63Cayuga County: 42.3 inchesCayuga County42.3Delaware County: 42.17 inchesDelaware County42.17Warren County: 41.25 inchesWarren County41.25Franklin County: 41.2 inchesFranklin County41.2Broome County: 41.07 inchesBroome County41.07Orange County: 40.94 inchesOrange County40.94Greene County: 40.88 inchesGreene County40.88Rockland County: 40.77 inchesRockland County40.77Erie County: 40.7 inchesErie County40.7Wayne County: 40.55 inchesWayne County40.55Saratoga County: 40.34 inchesSaratoga County40.34Westchester County: 40.26 inchesWestchester County40.26Allegany County: 40.04 inchesAllegany County40.04Richmond County: 39.9 inchesRichmond County39.9Rensselaer County: 39.72 inchesRensselaer County39.72Bronx County: 39.6 inchesBronx County39.6Ontario County: 39.58 inchesOntario County39.58Queens County: 39.55 inchesQueens County39.55Kings County: 39.29 inchesKings County39.29New York County: 39.27 inchesNew York County39.27St. Lawrence County: 38.79 inchesSt. Lawrence County38.79Columbia County: 38.57 inchesColumbia County38.57Seneca County: 38.5 inchesSeneca County38.5Hamilton County: 47.01 inchesHamilton County47.01Cattaraugus County: 46.73 inchesCattaraugus County46.73Ulster County: 46.49 inchesUlster County46.49Herkimer County: 45.46 inchesHerkimer County45.46Oneida County: 45.31 inchesOneida County45.31Sullivan County: 44.14 inchesSullivan County44.14Essex County: 44.09 inchesEssex County44.09Chenango County: 43.79 inchesChenango County43.79Oswego County: 43.4 inchesOswego County43.4Fulton County: 43.31 inchesFulton County43.31Onondaga County: 43.23 inchesOnondaga County43.23Madison County: 43.18 inchesMadison County43.18Otsego County: 43.09 inchesOtsego County43.09Chautauqua County: 42.99 inchesChautauqua County42.99Cortland County: 42.95 inchesCortland County42.95Lewis County: 42.78 inchesLewis County42.78Wyoming County: 42.63 inchesWyoming County42.63Cayuga County: 42.3 inchesCayuga County42.3Delaware County: 42.17 inchesDelaware County42.17Warren County: 41.25 inchesWarren County41.25Franklin County: 41.2 inchesFranklin County41.2Broome County: 41.07 inchesBroome County41.07Orange County: 40.94 inchesOrange County40.94Greene County: 40.88 inchesGreene County40.88Rockland County: 40.77 inchesRockland County40.77Erie County: 40.7 inchesErie County40.7Wayne County: 40.55 inchesWayne County40.55Saratoga County: 40.34 inchesSaratoga County40.34Westchester County: 40.26 inchesWestchester County40.26Allegany County: 40.04 inchesAllegany County40.04Richmond County: 39.9 inchesRichmond County39.9Rensselaer County: 39.72 inchesRensselaer County39.72Bronx County: 39.6 inchesBronx County39.6Ontario County: 39.58 inchesOntario County39.58Queens County: 39.55 inchesQueens County39.55Kings County: 39.29 inchesKings County39.29New York County: 39.27 inchesNew York County39.27St. Lawrence County: 38.79 inchesSt. Lawrence County38.79Columbia County: 38.57 inchesColumbia County38.57Seneca County: 38.5 inchesSeneca County38.5
inches. Source: NOAA NCEI, NOAA Climate at a Glance, January to December precipitation, counties. Retrieved 2026-10-12.

Full ranking

RankCounties2015
inches
Change on 2014
1Hamilton County47.01-8.4%
2Cattaraugus County46.73-1.5%
3Ulster County46.49+2.6%
4Herkimer County45.46-11.3%
5Oneida County45.31-7.4%
6Sullivan County44.14+1.2%
7Essex County44.09-4.6%
8Chenango County43.79-2.5%
9Oswego County43.4-5.9%
10Fulton County43.31-13.1%
11Onondaga County43.23-0.1%
12Madison County43.18-4.4%
13Otsego County43.09-10.1%
14Chautauqua County42.99-9.5%
15Cortland County42.95+0.2%
16Lewis County42.78-12.5%
17Wyoming County42.63+8.3%
18Cayuga County42.3+2%
19Delaware County42.17-5.6%
20Warren County41.25-10.4%
21Franklin County41.2-2.3%
22Broome County41.07+0.6%
23Orange County40.94+1.7%
24Greene County40.88-10.4%
25Rockland County40.77-11.2%
26Erie County40.7-2.4%
27Wayne County40.55+5.1%
28Saratoga County40.34-9.8%
29Westchester County40.26-14%
30Allegany County40.04+3.9%
31Richmond County39.9-21%
32Rensselaer County39.72-3.8%
33Bronx County39.6-22.6%
34Ontario County39.58+4.6%
35Queens County39.55-24.4%
36Kings County39.29-23.7%
37New York County39.27-23.6%
38St. Lawrence County38.79-5.4%
39Columbia County38.57-14%
40Seneca County38.5+3%
41Nassau County38.12-24.4%
42Putnam County38.03-11.9%
43Livingston County37.8+6.6%
44Schenectady County37.78-7.8%
45Albany County37.51-9.2%
46Montgomery County37.5-14.2%
47Clinton County37.08-2.1%
48Tompkins County37.02-4.2%
49Tioga County36.51-0.6%
50Schoharie County36.19-13.2%
50Steuben County36.19+2%
52Dutchess County36.06-10.6%
52Suffolk County36.06-21.3%
54Jefferson County35.63-21.8%
55Washington County35.55-9.7%
56Yates County35.08-1.7%
57Genesee County34.93-4.6%
58Monroe County34.74+0.2%
59Schuyler County34.11-1.8%
60Chemung County31.97+0.1%
61Niagara County30.57-9.1%
62Orleans County29.2-16.3%

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 York by annual precipitation, 2015) [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 York by annual precipitation, 2015. 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-york-counties?period=2015. 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 York by annual precipitation, 2015. 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-york-counties?period=2015.

Harvard

NOAA National Centers for Environmental Information (2026) NOAA Climate at a Glance, January to December precipitation, counties, Counties in New York by annual precipitation, 2015 [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-york-counties?period=2015 (Accessed: 12 October 2026).

BibTeX
@misc{noaa_counties_in_new_york_2015,
  author = {{NOAA National Centers for Environmental Information}},
  title = {{NOAA Climate at a Glance, January to December precipitation, counties: Counties in New York by annual precipitation, 2015}},
  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-york-counties?period=2015. 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 York by annual precipitation, 2015
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-york-counties?period=2015
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/annual-precipitation/new-york-counties?period=2015.
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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Rank Counties in New York by annual precipitation using official data, and cite the source.
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Questions

Which county has the highest annual precipitation?

Hamilton County, with 47.01 inches in 2015, according to NOAA National Centers for Environmental Information.

Which county has the lowest annual precipitation?

Orleans County, with 29.2 inches in 2015.

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 York: more rankings