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Built 2026-10-15 (15 October 2026)

Massena Snell Lock Weather Records (USC00305129)

Record envelope, standing records and threshold days for Massena Snell Lock (USC00305129), New York, United States, with 69 years of record.

Key Facts for Massena Snell Lock

  • Massena Snell Lock (USC00305129) is a weather station in New York, United States at 44.98 latitude and -74.78 longitude, 67 m (220 ft) above sea level.
  • The station reports from 1894 to 1962, 69 years of record.
  • 1,180 records set at Massena Snell Lock still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: New York, United States, 44.98 latitude, -74.78 longitude.
  • Elevation: 67 m (220 ft).
  • Period of record: 1894 to 1962, 69 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Massena Snell Lock, with 2026 drawn through them The band shows the record high and record low for each calendar day at Massena Snell Lock. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -40-2002040 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Massena Snell Lock. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Massena Snell Lock, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan7.8 C (46.0 F)-25.0 C (-13.0 F)n/an/a
Feb8.9 C (48.0 F)-28.9 C (-20.0 F)n/an/a
Mar10.0 C (50.0 F)-23.3 C (-9.9 F)n/an/a
Apr26.7 C (80.1 F)-12.2 C (10.0 F)n/an/a
May31.7 C (89.1 F)-1.7 C (28.9 F)n/an/a
Junn/an/an/an/a
Juln/a17.8 C (64.0 F)n/an/a
Aug29.4 C (84.9 F)3.3 C (37.9 F)n/an/a
Sep31.7 C (89.1 F)-1.1 C (30.0 F)n/an/a
Oct22.2 C (72.0 F)-7.8 C (18.0 F)n/an/a
Nov15.6 C (60.1 F)-15.0 C (5.0 F)n/an/a
Dec10.0 C (50.0 F)-15.0 C (5.0 F)n/an/a

Which Years Hold Standing Records

1,180 standing records
Standing records at Massena Snell Lock by the year they were set 1,180 records at Massena Snell Lock still stand. 1895 holds the most, with 770. 02004006008001894: 4101895: 77018941895
1,180 records at Massena Snell Lock still stand. 1895 holds the most, with 770.
Standing records at Massena Snell Lock by the year they were set
Year setStanding records
1894410
1895770

Wettest Day of Each Month

Aug: 71.1 mm (2.8 in)
Record daily precipitation for each month at Massena Snell Lock The wettest day on record for each calendar month at Massena Snell Lock. The most was 71.1 mm (2.8 in) on 16 August 1952. 020406080 Jan: 31.8 mm (1.3 in), 16 January 1962 Jan Feb: 32.0 mm (1.3 in), 7 February 1951 Feb Mar: 33.8 mm (1.3 in), 22 March 1955 Mar Apr: 44.5 mm (1.8 in), 17 April 1961 Apr May: 65.3 mm (2.6 in), 12 May 1943 May Jun: 50.8 mm (2.0 in), 28 June 1957 Jun Jul: 63.2 mm (2.5 in), 6 July 1953 Jul Aug: 71.1 mm (2.8 in), 16 August 1952 Aug Sep: 69.9 mm (2.8 in), 18 September 1945 Sep Oct: 52.1 mm (2.1 in), 10 October 1894 Oct Nov: 50.8 mm (2.0 in), 4 November 1950 Nov Dec: 44.2 mm (1.7 in), 30 December 1942 Dec
The wettest day on record for each calendar month at Massena Snell Lock. The most was 71.1 mm (2.8 in) on 16 August 1952.
Record daily precipitation for each month at Massena Snell Lock
MonthRecord daily precipitation (mm)Date
Jan31.8 mm (1.3 in)16 January 1962
Feb32.0 mm (1.3 in)7 February 1951
Mar33.8 mm (1.3 in)22 March 1955
Apr44.5 mm (1.8 in)17 April 1961
May65.3 mm (2.6 in)12 May 1943
Jun50.8 mm (2.0 in)28 June 1957
Jul63.2 mm (2.5 in)6 July 1953
Aug71.1 mm (2.8 in)16 August 1952
Sep69.9 mm (2.8 in)18 September 1945
Oct52.1 mm (2.1 in)10 October 1894
Nov50.8 mm (2.0 in)4 November 1950
Dec44.2 mm (1.7 in)30 December 1942

Period of Record Coverage

1894 to 1895
Days with data per year at Massena Snell Lock 2 years of record at Massena Snell Lock, 1894 to 1895. 2 years have data for under 90 percent of days and are left out of rankings: 1894, 1895. 1894: 141 of 365 days1895: 235 of 365 days1895
2 years of record at Massena Snell Lock, 1894 to 1895. 2 years have data for under 90 percent of days and are left out of rankings: 1894, 1895.
Days with data per year at Massena Snell Lock
YearDays with dataShare of yearComplete
189414139%No
189523564%No

Latest Records

0

No records were set at this station in the latest data.

Extremes by Year

1894 to 1962
Yearly extremes at Massena Snell Lock: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)31.7 C (89.1 F)189530.6 C (87.0 F)2
Coldest night (TNn)-28.9 C (-20.0 F)1895-21.9 C (-7.5 F)2
Wettest day (Rx1day)71.1 mm (2.8 in)195248.8 mm (1.9 in)25
Wettest five days (Rx5day)92.6 mm (3.6 in)194567.4 mm (2.7 in)25
Longest dry spell (CDD)40 days196118 days25

Hottest day (TXx)

Hottest day (TXx) at Massena Snell Lock by year The hottest day of the year at Massena Snell Lock, 1894 to 1962. The record is 31.7 C (89.1 F) in 1895, marked on the chart; the median year is 30.6 C (87.0 F). 293031321900192019401960Record: 31.7 C (89.1 F) in 1895
The hottest day of the year at Massena Snell Lock, 1894 to 1962. The record is 31.7 C (89.1 F) in 1895, marked on the chart; the median year is 30.6 C (87.0 F).
Hottest day (TXx) at Massena Snell Lock by year
YearHottest day (TXx)
189429.4 C (84.9 F)
189531.7 C (89.1 F)
1940n/a
1941n/a
1942n/a
1943n/a
1944n/a
1945n/a
1946n/a
1947n/a
1948n/a
1949n/a
1950n/a
1951n/a
1952n/a
1953n/a
1954n/a
1955n/a
1956n/a
1957n/a
1958n/a
1959n/a
1960n/a
1961n/a
1962n/a

Coldest night (TNn)

Coldest night (TNn) at Massena Snell Lock by year The coldest night of the year at Massena Snell Lock, 1894 to 1962. The record is -28.9 C (-20.0 F) in 1895, marked on the chart; the median year is -21.9 C (-7.5 F). -30-25-20-151900192019401960Record: -28.9 C (-20.0 F) in 1895
The coldest night of the year at Massena Snell Lock, 1894 to 1962. The record is -28.9 C (-20.0 F) in 1895, marked on the chart; the median year is -21.9 C (-7.5 F).
Coldest night (TNn) at Massena Snell Lock by year
YearColdest night (TNn)
1894-15.0 C (5.0 F)
1895-28.9 C (-20.0 F)
1940n/a
1941n/a
1942n/a
1943n/a
1944n/a
1945n/a
1946n/a
1947n/a
1948n/a
1949n/a
1950n/a
1951n/a
1952n/a
1953n/a
1954n/a
1955n/a
1956n/a
1957n/a
1958n/a
1959n/a
1960n/a
1961n/a
1962n/a

Wettest day (Rx1day)

Wettest day (Rx1day) at Massena Snell Lock by year The wettest day of the year at Massena Snell Lock, 1894 to 1962. The record is 71.1 mm (2.8 in) in 1952, marked on the chart; the median year is 48.8 mm (1.9 in). 204060801900192019401960Record: 71.1 mm (2.8 in) in 1952
The wettest day of the year at Massena Snell Lock, 1894 to 1962. The record is 71.1 mm (2.8 in) in 1952, marked on the chart; the median year is 48.8 mm (1.9 in).
Wettest day (Rx1day) at Massena Snell Lock by year
YearWettest day (Rx1day)
189452.1 mm (2.1 in)
189544.5 mm (1.8 in)
194055.9 mm (2.2 in)
194130.0 mm (1.2 in)
194244.2 mm (1.7 in)
194365.3 mm (2.6 in)
194425.4 mm (1.0 in)
194569.9 mm (2.8 in)
194640.4 mm (1.6 in)
194750.8 mm (2.0 in)
194849.8 mm (2.0 in)
194942.7 mm (1.7 in)
195050.8 mm (2.0 in)
195148.8 mm (1.9 in)
195271.1 mm (2.8 in)
195363.2 mm (2.5 in)
195439.4 mm (1.6 in)
195562.2 mm (2.4 in)
195653.6 mm (2.1 in)
195750.8 mm (2.0 in)
195823.4 mm (0.9 in)
195939.1 mm (1.5 in)
196025.4 mm (1.0 in)
196144.5 mm (1.8 in)
196243.2 mm (1.7 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Massena Snell Lock by year The wettest five days of the year at Massena Snell Lock, 1894 to 1962. The record is 92.6 mm (3.6 in) in 1945, marked on the chart; the median year is 67.4 mm (2.7 in). 204060801001900192019401960Record: 92.6 mm (3.6 in) in 1945
The wettest five days of the year at Massena Snell Lock, 1894 to 1962. The record is 92.6 mm (3.6 in) in 1945, marked on the chart; the median year is 67.4 mm (2.7 in).
Wettest five days (Rx5day) at Massena Snell Lock by year
YearWettest five days (Rx5day)
189466.1 mm (2.6 in)
189567.4 mm (2.7 in)
194069.4 mm (2.7 in)
194161.4 mm (2.4 in)
194286.8 mm (3.4 in)
194387.8 mm (3.5 in)
194452.8 mm (2.1 in)
194592.6 mm (3.6 in)
194680.2 mm (3.2 in)
194773.4 mm (2.9 in)
194865.6 mm (2.6 in)
194959.4 mm (2.3 in)
195071.1 mm (2.8 in)
195172.4 mm (2.9 in)
195271.1 mm (2.8 in)
195366.3 mm (2.6 in)
195471.4 mm (2.8 in)
195588.9 mm (3.5 in)
195659.6 mm (2.3 in)
195778.2 mm (3.1 in)
195848.5 mm (1.9 in)
195940.4 mm (1.6 in)
196035.0 mm (1.4 in)
196146.2 mm (1.8 in)
196249.6 mm (2.0 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Massena Snell Lock by year The longest dry spell of the year at Massena Snell Lock, 1894 to 1962. The record is 40 days in 1961, marked on the chart; the median year is 18 days. 0102030401900192019401960Record: 40 days in 1961
The longest dry spell of the year at Massena Snell Lock, 1894 to 1962. The record is 40 days in 1961, marked on the chart; the median year is 18 days.
Longest dry spell (CDD) at Massena Snell Lock by year
YearLongest dry spell (CDD)
189419 days
189521 days
194017 days
194127 days
194213 days
194319 days
194417 days
19459 days
194612 days
194720 days
194814 days
194919 days
195014 days
195114 days
195218 days
195318 days
195412 days
195518 days
195617 days
195717 days
195814 days
195919 days
196019 days
196140 days
196218 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Download the Data

  • Data for Massena Snell Lock standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Massena Snell Lock threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2025-12-31).