Record envelope, standing records and threshold days for Greenport Pwr House (USC00303464), New York, United States, with 43 years of record.
Key Facts for Greenport Pwr House
Greenport Pwr House (USC00303464) is a weather station in New York, United States at 41.10 latitude and -72.37 longitude, 5 m (16 ft) above sea level.
The station reports from 1958 to 2000, 43 years of record.
1,464 records set at Greenport Pwr House still stand.
Records are tracked for tmax, tmin, prcp, snow: an element needs 30 years of data to be eligible.
Greenport Pwr House tied a daily record high minimum temperature of 21.7 C (71.1 F) on 27 June 2000.
About the Station
Location: New York, United States, 41.10 latitude, -72.37 longitude.
Elevation: 5 m (16 ft).
Period of record: 1958 to 2000, 43 years.
Eligible elements: tmax, tmin, prcp, snow.
Daily Record Envelope and 2026
0 days at or beyond a record
Record highRecord low2026 daily maximum2026 daily minimum
The band shows the record high and record low for each calendar day at Greenport Pwr House. 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 Greenport Pwr House, with 2026 drawn through them
Month
Highest record high
Lowest record low
2026 highest maximum
2026 lowest minimum
Jan
17.2 C (63.0 F)
-21.1 C (-6.0 F)
n/a
n/a
Feb
19.4 C (66.9 F)
-18.3 C (-0.9 F)
n/a
n/a
Mar
24.4 C (75.9 F)
-17.8 C (0.0 F)
n/a
n/a
Apr
30.6 C (87.1 F)
-8.9 C (16.0 F)
n/a
n/a
May
35.0 C (95.0 F)
-2.8 C (27.0 F)
n/a
n/a
Jun
33.3 C (91.9 F)
2.2 C (36.0 F)
n/a
n/a
Jul
36.1 C (97.0 F)
7.2 C (45.0 F)
n/a
n/a
Aug
36.7 C (98.1 F)
4.4 C (39.9 F)
n/a
n/a
Sep
34.4 C (93.9 F)
-1.1 C (30.0 F)
n/a
n/a
Oct
27.8 C (82.0 F)
-5.0 C (23.0 F)
n/a
n/a
Nov
24.4 C (75.9 F)
-8.3 C (17.1 F)
n/a
n/a
Dec
22.2 C (72.0 F)
-21.7 C (-7.1 F)
n/a
n/a
Which Years Hold Standing Records
1,464 standing records
Year with most
1,464 records at Greenport Pwr House still stand. 1963 holds the most, with 87.
Standing records at Greenport Pwr House by the year they were set
Year set
Standing records
1958
16
1959
56
1960
43
1961
44
1962
36
1963
87
1964
29
1965
36
1966
51
1967
67
1968
27
1969
30
1972
28
1973
34
1974
29
1975
34
1976
50
1977
30
1978
23
1979
59
1980
38
1981
28
1982
42
1983
42
1984
46
1985
25
1986
20
1987
37
1988
35
1989
38
1990
55
1991
46
1992
30
1993
32
1994
22
1995
30
1996
36
1997
12
1998
26
1999
5
2000
10
Wettest Day of Each Month
Jun: 211.3 mm (8.3 in)
The wettest day on record for each calendar month at Greenport Pwr House. The most was 211.3 mm (8.3 in) on 6 June 1982.
Record daily precipitation for each month at Greenport Pwr House
Month
Record daily precipitation (mm)
Date
Jan
77.7 mm (3.1 in)
25 January 1979
Feb
62.0 mm (2.4 in)
29 February 1984
Mar
84.8 mm (3.3 in)
27 March 1988
Apr
72.4 mm (2.9 in)
11 April 1983
May
54.6 mm (2.1 in)
27 May 1967
Jun
211.3 mm (8.3 in)
6 June 1982
Jul
100.8 mm (4.0 in)
21 July 1973
Aug
143.5 mm (5.6 in)
12 August 1978
Sep
89.9 mm (3.5 in)
21 September 1961
Oct
124.0 mm (4.9 in)
20 October 1996
Nov
64.0 mm (2.5 in)
16 November 1983
Dec
64.3 mm (2.5 in)
2 December 1974
Period of Record Coverage
1958 to 2000
Complete yearUnder 90 percent of days
41 years of record at Greenport Pwr House, 1958 to 2000. 14 years have data for under 90 percent of days and are left out of rankings: 1958, 1959, 1964, 1965, 1968, 1969, 1972, 1974 and others.
Cooler than the station meanWarmer than the station mean
One stripe for each of 23 complete years at Greenport Pwr House, 1961 to 1996. Blue stripes are years cooler than the station's own mean of 10.9 C (51.6 F); red stripes are warmer. The coolest year was 1963, at 9.4 C (49.0 F), and the warmest was 1991, at 12.0 C (53.5 F). The strongest colour marks a difference of 1.5 C (2.7 F).
Annual mean temperature at Greenport Pwr House as warming stripes, 1961 to 1996
Year
Annual mean temperature
Difference from the station mean
1961
11.5 C
+0.58 C
1962
9.9 C
-1.00 C
1963
9.4 C
-1.47 C
1966
9.9 C
-0.98 C
1973
11.8 C
+0.87 C
1975
11.7 C
+0.78 C
1976
10.8 C
-0.10 C
1978
10.3 C
-0.60 C
1979
11.2 C
+0.29 C
1980
10.9 C
-0.03 C
1981
10.9 C
-0.04 C
1982
10.7 C
-0.23 C
1983
11.6 C
+0.69 C
1984
11.4 C
+0.45 C
1985
11.1 C
+0.22 C
1986
10.9 C
-0.04 C
1987
10.8 C
-0.14 C
1988
10.7 C
-0.25 C
1989
10.4 C
-0.54 C
1990
11.8 C
+0.93 C
1991
12.0 C
+1.07 C
1993
10.8 C
-0.15 C
1996
10.5 C
-0.42 C
This station does not have enough complete years (30 are needed) to fit a temperature trend.
A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.
Extremes by Year
1958 to 2000
Yearly extremes at Greenport Pwr House: the record and the median year
Measure
Record
Year of the record
Median year
Years with a value
Hottest day (TXx)
36.7 C (98.1 F)
1960
32.8 C (91.0 F)
41
Coldest night (TNn)
-21.7 C (-7.1 F)
1980
-15.0 C (5.0 F)
41
Wettest day (Rx1day)
211.3 mm (8.3 in)
1982
67.1 mm (2.6 in)
41
Wettest five days (Rx5day)
339.8 mm (13.4 in)
1982
97.0 mm (3.8 in)
41
Longest dry spell (CDD)
37 days
1995
18 days
41
Hottest day (TXx)
The hottest day of the year at Greenport Pwr House, 1958 to 2000. The record is 36.7 C (98.1 F) in 1960, marked on the chart; the median year is 32.8 C (91.0 F).
Hottest day (TXx) at Greenport Pwr House by year
Year
Hottest day (TXx)
1958
31.7 C (89.1 F)
1959
35.0 C (95.0 F)
1960
36.7 C (98.1 F)
1961
32.8 C (91.0 F)
1962
31.7 C (89.1 F)
1963
36.1 C (97.0 F)
1964
35.0 C (95.0 F)
1965
34.4 C (93.9 F)
1966
33.3 C (91.9 F)
1967
32.2 C (90.0 F)
1968
35.6 C (96.1 F)
1969
34.4 C (93.9 F)
1972
31.1 C (88.0 F)
1973
32.8 C (91.0 F)
1974
32.2 C (90.0 F)
1975
32.8 C (91.0 F)
1976
31.1 C (88.0 F)
1977
34.4 C (93.9 F)
1978
33.9 C (93.0 F)
1979
31.1 C (88.0 F)
1980
35.0 C (95.0 F)
1981
33.3 C (91.9 F)
1982
32.8 C (91.0 F)
1983
34.4 C (93.9 F)
1984
32.8 C (91.0 F)
1985
32.2 C (90.0 F)
1986
32.2 C (90.0 F)
1987
31.7 C (89.1 F)
1988
35.0 C (95.0 F)
1989
31.1 C (88.0 F)
1990
30.6 C (87.1 F)
1991
35.0 C (95.0 F)
1992
32.2 C (90.0 F)
1993
35.0 C (95.0 F)
1994
32.8 C (91.0 F)
1995
33.3 C (91.9 F)
1996
32.8 C (91.0 F)
1997
33.3 C (91.9 F)
1998
25.0 C (77.0 F)
1999
27.2 C (81.0 F)
2000
32.2 C (90.0 F)
Coldest night (TNn)
The coldest night of the year at Greenport Pwr House, 1958 to 2000. The record is -21.7 C (-7.1 F) in 1980, marked on the chart; the median year is -15.0 C (5.0 F).
Coldest night (TNn) at Greenport Pwr House by year
Year
Coldest night (TNn)
1958
-12.2 C (10.0 F)
1959
-15.0 C (5.0 F)
1960
-13.3 C (8.1 F)
1961
-16.7 C (1.9 F)
1962
-18.9 C (-2.0 F)
1963
-18.9 C (-2.0 F)
1964
-13.3 C (8.1 F)
1965
-10.0 C (14.0 F)
1966
-15.6 C (3.9 F)
1967
-17.8 C (0.0 F)
1968
-20.6 C (-5.1 F)
1969
-12.2 C (10.0 F)
1972
-12.2 C (10.0 F)
1973
-13.9 C (7.0 F)
1974
-15.0 C (5.0 F)
1975
-12.2 C (10.0 F)
1976
-18.9 C (-2.0 F)
1977
-15.0 C (5.0 F)
1978
-13.9 C (7.0 F)
1979
-18.3 C (-0.9 F)
1980
-21.7 C (-7.1 F)
1981
-18.9 C (-2.0 F)
1982
-17.2 C (1.0 F)
1983
-16.7 C (1.9 F)
1984
-21.1 C (-6.0 F)
1985
-16.7 C (1.9 F)
1986
-15.0 C (5.0 F)
1987
-16.1 C (3.0 F)
1988
-16.7 C (1.9 F)
1989
-13.9 C (7.0 F)
1990
-14.4 C (6.1 F)
1991
-13.3 C (8.1 F)
1992
-11.7 C (10.9 F)
1993
-15.0 C (5.0 F)
1994
-18.9 C (-2.0 F)
1995
-13.9 C (7.0 F)
1996
-15.6 C (3.9 F)
1997
-15.6 C (3.9 F)
1998
-10.6 C (12.9 F)
1999
-11.1 C (12.0 F)
2000
-1.1 C (30.0 F)
Wettest day (Rx1day)
The wettest day of the year at Greenport Pwr House, 1958 to 2000. The record is 211.3 mm (8.3 in) in 1982, marked on the chart; the median year is 67.1 mm (2.6 in).
Wettest day (Rx1day) at Greenport Pwr House by year
Year
Wettest day (Rx1day)
1958
61.2 mm (2.4 in)
1959
50.8 mm (2.0 in)
1960
58.4 mm (2.3 in)
1961
89.9 mm (3.5 in)
1962
56.4 mm (2.2 in)
1963
46.0 mm (1.8 in)
1964
53.3 mm (2.1 in)
1965
46.2 mm (1.8 in)
1966
53.3 mm (2.1 in)
1967
54.6 mm (2.1 in)
1968
58.4 mm (2.3 in)
1969
50.8 mm (2.0 in)
1972
59.4 mm (2.3 in)
1973
100.8 mm (4.0 in)
1974
64.3 mm (2.5 in)
1975
56.6 mm (2.2 in)
1976
98.6 mm (3.9 in)
1977
72.4 mm (2.9 in)
1978
143.5 mm (5.6 in)
1979
77.7 mm (3.1 in)
1980
68.6 mm (2.7 in)
1981
48.8 mm (1.9 in)
1982
211.3 mm (8.3 in)
1983
91.4 mm (3.6 in)
1984
72.9 mm (2.9 in)
1985
108.7 mm (4.3 in)
1986
122.9 mm (4.8 in)
1987
48.3 mm (1.9 in)
1988
84.8 mm (3.3 in)
1989
100.3 mm (3.9 in)
1990
71.4 mm (2.8 in)
1991
84.6 mm (3.3 in)
1992
64.8 mm (2.6 in)
1993
73.9 mm (2.9 in)
1994
43.2 mm (1.7 in)
1995
77.5 mm (3.1 in)
1996
124.0 mm (4.9 in)
1997
48.5 mm (1.9 in)
1998
58.2 mm (2.3 in)
1999
85.1 mm (3.4 in)
2000
67.1 mm (2.6 in)
Wettest five days (Rx5day)
The wettest five days of the year at Greenport Pwr House, 1958 to 2000. The record is 339.8 mm (13.4 in) in 1982, marked on the chart; the median year is 97.0 mm (3.8 in).
Wettest five days (Rx5day) at Greenport Pwr House by year
Year
Wettest five days (Rx5day)
1958
117.3 mm (4.6 in)
1959
129.5 mm (5.1 in)
1960
66.0 mm (2.6 in)
1961
109.7 mm (4.3 in)
1962
74.7 mm (2.9 in)
1963
97.0 mm (3.8 in)
1964
77.2 mm (3.0 in)
1965
46.5 mm (1.8 in)
1966
62.7 mm (2.5 in)
1967
89.5 mm (3.5 in)
1968
107.1 mm (4.2 in)
1969
60.9 mm (2.4 in)
1972
123.2 mm (4.9 in)
1973
105.4 mm (4.1 in)
1974
65.3 mm (2.6 in)
1975
104.4 mm (4.1 in)
1976
138.0 mm (5.4 in)
1977
87.6 mm (3.4 in)
1978
160.8 mm (6.3 in)
1979
167.6 mm (6.6 in)
1980
97.3 mm (3.8 in)
1981
102.4 mm (4.0 in)
1982
339.8 mm (13.4 in)
1983
115.8 mm (4.6 in)
1984
130.8 mm (5.1 in)
1985
112.8 mm (4.4 in)
1986
128.5 mm (5.1 in)
1987
89.0 mm (3.5 in)
1988
89.9 mm (3.5 in)
1989
150.3 mm (5.9 in)
1990
81.1 mm (3.2 in)
1991
132.3 mm (5.2 in)
1992
80.8 mm (3.2 in)
1993
91.7 mm (3.6 in)
1994
62.5 mm (2.5 in)
1995
82.3 mm (3.2 in)
1996
141.5 mm (5.6 in)
1997
94.3 mm (3.7 in)
1998
79.8 mm (3.1 in)
1999
59.7 mm (2.4 in)
2000
88.7 mm (3.5 in)
Longest dry spell (CDD)
The longest dry spell of the year at Greenport Pwr House, 1958 to 2000. The record is 37 days in 1995, marked on the chart; the median year is 18 days.
Longest dry spell (CDD) at Greenport Pwr House by year
Year
Longest dry spell (CDD)
1958
21 days
1959
27 days
1960
18 days
1961
18 days
1962
15 days
1963
28 days
1964
13 days
1965
18 days
1966
26 days
1967
20 days
1968
22 days
1969
18 days
1972
18 days
1973
20 days
1974
15 days
1975
25 days
1976
27 days
1977
27 days
1978
24 days
1979
15 days
1980
28 days
1981
16 days
1982
19 days
1983
15 days
1984
20 days
1985
18 days
1986
15 days
1987
19 days
1988
15 days
1989
15 days
1990
11 days
1991
15 days
1992
14 days
1993
19 days
1994
16 days
1995
37 days
1996
12 days
1997
24 days
1998
17 days
1999
14 days
2000
20 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.
Frost Dates and Growing Season
23 years with a frost
Across 23 years with a frost, the median last spring frost at Greenport Pwr House falls on 13 April and the median first autumn frost on 6 November, which leaves a median of 207 days between them.
Frost dates and growing season at Greenport Pwr House
Measure
Median, all years
Earliest period
Recent period (1961 to 1996)
Recent against earliest
Fitted trend
Last spring frost
13 April
n/a
13 April
n/a
n/a
First autumn frost
6 November
n/a
6 November
n/a
n/a
Growing days
207 days
n/a
207 days
n/a
n/a
A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.
Download the Data
Data for Greenport Pwr House standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Greenport Pwr House 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.