Record envelope, standing records and threshold days for Waverly (USC00409492), Tennessee, United States, with 39 years of record.
Key Facts for Waverly
Waverly (USC00409492) is a weather station in Tennessee, United States at 36.08 latitude and -87.83 longitude, 165 m (540 ft) above sea level.
The station reports from 1962 to 2000, 39 years of record.
1,464 records set at Waverly still stand.
Records are tracked for tmax, tmin, prcp, snow, snwd: an element needs 30 years of data to be eligible.
Waverly tied a daily record low minimum temperature of 11.7 C (53.1 F) on 29 June 2000.
About the Station
Location: Tennessee, United States, 36.08 latitude, -87.83 longitude.
Elevation: 165 m (540 ft).
Period of record: 1962 to 2000, 39 years.
Eligible elements: tmax, tmin, prcp, snow, snwd.
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 Waverly. 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 Waverly, with 2026 drawn through them
Month
Highest record high
Lowest record low
2026 highest maximum
2026 lowest minimum
Jan
24.4 C (75.9 F)
-32.2 C (-26.0 F)
n/a
n/a
Feb
27.8 C (82.0 F)
-21.7 C (-7.1 F)
n/a
n/a
Mar
32.2 C (90.0 F)
-18.3 C (-0.9 F)
n/a
n/a
Apr
32.8 C (91.0 F)
-7.2 C (19.0 F)
n/a
n/a
May
35.0 C (95.0 F)
-2.2 C (28.0 F)
n/a
n/a
Jun
38.9 C (102.0 F)
2.2 C (36.0 F)
n/a
n/a
Jul
40.0 C (104.0 F)
7.2 C (45.0 F)
n/a
n/a
Aug
38.9 C (102.0 F)
4.4 C (39.9 F)
n/a
n/a
Sep
38.9 C (102.0 F)
-0.6 C (30.9 F)
n/a
n/a
Oct
32.8 C (91.0 F)
-7.2 C (19.0 F)
n/a
n/a
Nov
30.0 C (86.0 F)
-16.7 C (1.9 F)
n/a
n/a
Dec
26.1 C (79.0 F)
-23.9 C (-11.0 F)
n/a
n/a
Which Years Hold Standing Records
1,464 standing records
Year with most
1,464 records at Waverly still stand. 1998 holds the most, with 74.
Standing records at Waverly by the year they were set
Year set
Standing records
1962
25
1963
63
1964
41
1965
44
1966
56
1967
62
1968
33
1969
29
1970
39
1971
40
1972
36
1973
30
1974
39
1975
24
1976
68
1977
47
1978
44
1979
32
1980
57
1981
27
1982
43
1983
46
1984
39
1985
39
1986
35
1987
37
1988
45
1989
31
1990
40
1991
28
1992
15
1993
12
1994
17
1995
18
1996
29
1997
40
1998
74
1999
25
2000
15
Wettest Day of Each Month
Jul: 169.9 mm (6.7 in)
The wettest day on record for each calendar month at Waverly. The most was 169.9 mm (6.7 in) on 6 July 1967.
Record daily precipitation for each month at Waverly
Month
Record daily precipitation (mm)
Date
Jan
73.9 mm (2.9 in)
23 January 1999
Feb
97.8 mm (3.9 in)
12 February 1965
Mar
84.8 mm (3.3 in)
4 March 1977
Apr
95.5 mm (3.8 in)
20 April 1973
May
96.5 mm (3.8 in)
27 May 1995
Jun
142.7 mm (5.6 in)
5 June 1998
Jul
169.9 mm (6.7 in)
6 July 1967
Aug
165.4 mm (6.5 in)
23 August 1971
Sep
130.0 mm (5.1 in)
14 September 1979
Oct
66.0 mm (2.6 in)
17 October 1989
Nov
123.2 mm (4.9 in)
28 November 1968
Dec
106.7 mm (4.2 in)
25 December 1987
Period of Record Coverage
1962 to 2000
Complete yearUnder 90 percent of days
39 years of record at Waverly, 1962 to 2000. 11 years have data for under 90 percent of days and are left out of rankings: 1962, 1969, 1973, 1989, 1990, 1991, 1992, 1993 and others.
Cooler than the station meanWarmer than the station mean
One stripe for each of 26 complete years at Waverly, 1963 to 1998. Blue stripes are years cooler than the station's own mean of 13.8 C (56.8 F); red stripes are warmer. The coolest year was 1976, at 12.5 C (54.6 F), and the warmest was 1998, at 16.4 C (61.6 F). The strongest colour marks a difference of 2.7 C (4.9 F).
Annual mean temperature at Waverly as warming stripes, 1963 to 1998
Year
Annual mean temperature
Difference from the station mean
1963
12.6 C
-1.20 C
1964
13.7 C
-0.07 C
1965
14.2 C
+0.43 C
1966
13.4 C
-0.32 C
1967
13.4 C
-0.35 C
1968
12.9 C
-0.89 C
1970
13.3 C
-0.50 C
1972
13.7 C
-0.09 C
1974
13.9 C
+0.13 C
1975
13.9 C
+0.15 C
1976
12.5 C
-1.23 C
1977
13.8 C
+0.00 C
1978
12.9 C
-0.91 C
1979
12.7 C
-1.05 C
1980
13.6 C
-0.13 C
1981
13.6 C
-0.17 C
1982
14.1 C
+0.31 C
1983
13.8 C
-0.01 C
1984
14.4 C
+0.60 C
1986
15.0 C
+1.25 C
1987
14.7 C
+0.94 C
1988
13.6 C
-0.14 C
1989
13.7 C
-0.04 C
1996
13.9 C
+0.17 C
1997
14.2 C
+0.39 C
1998
16.4 C
+2.67 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
1962 to 2000
Yearly extremes at Waverly: the record and the median year
Measure
Record
Year of the record
Median year
Years with a value
Hottest day (TXx)
40.0 C (104.0 F)
1980
36.7 C (98.1 F)
39
Coldest night (TNn)
-32.2 C (-26.0 F)
1963
-18.3 C (-0.9 F)
39
Wettest day (Rx1day)
169.9 mm (6.7 in)
1967
81.3 mm (3.2 in)
39
Wettest five days (Rx5day)
233.2 mm (9.2 in)
1971
129.8 mm (5.1 in)
39
Longest dry spell (CDD)
35 days
1988
19 days
39
Hottest day (TXx)
The hottest day of the year at Waverly, 1962 to 2000. The record is 40.0 C (104.0 F) in 1980, marked on the chart; the median year is 36.7 C (98.1 F).
Hottest day (TXx) at Waverly by year
Year
Hottest day (TXx)
1962
38.9 C (102.0 F)
1963
35.6 C (96.1 F)
1964
38.9 C (102.0 F)
1965
36.7 C (98.1 F)
1966
39.4 C (102.9 F)
1967
33.9 C (93.0 F)
1968
37.2 C (99.0 F)
1969
37.8 C (100.0 F)
1970
37.2 C (99.0 F)
1971
35.6 C (96.1 F)
1972
37.2 C (99.0 F)
1973
36.1 C (97.0 F)
1974
35.6 C (96.1 F)
1975
35.0 C (95.0 F)
1976
36.1 C (97.0 F)
1977
36.7 C (98.1 F)
1978
37.2 C (99.0 F)
1979
35.0 C (95.0 F)
1980
40.0 C (104.0 F)
1981
35.6 C (96.1 F)
1982
35.6 C (96.1 F)
1983
38.3 C (100.9 F)
1984
36.1 C (97.0 F)
1985
35.0 C (95.0 F)
1986
38.3 C (100.9 F)
1987
37.8 C (100.0 F)
1988
39.4 C (102.9 F)
1989
34.4 C (93.9 F)
1990
39.4 C (102.9 F)
1991
37.2 C (99.0 F)
1992
33.9 C (93.0 F)
1993
36.7 C (98.1 F)
1994
33.3 C (91.9 F)
1995
35.6 C (96.1 F)
1996
34.4 C (93.9 F)
1997
37.2 C (99.0 F)
1998
36.1 C (97.0 F)
1999
38.3 C (100.9 F)
2000
34.4 C (93.9 F)
Coldest night (TNn)
The coldest night of the year at Waverly, 1962 to 2000. The record is -32.2 C (-26.0 F) in 1963, marked on the chart; the median year is -18.3 C (-0.9 F).
Coldest night (TNn) at Waverly by year
Year
Coldest night (TNn)
1962
-17.2 C (1.0 F)
1963
-32.2 C (-26.0 F)
1964
-17.8 C (0.0 F)
1965
-21.1 C (-6.0 F)
1966
-25.0 C (-13.0 F)
1967
-17.2 C (1.0 F)
1968
-17.8 C (0.0 F)
1969
-16.1 C (3.0 F)
1970
-23.9 C (-11.0 F)
1971
-21.7 C (-7.1 F)
1972
-22.2 C (-8.0 F)
1973
-17.8 C (0.0 F)
1974
-11.1 C (12.0 F)
1975
-16.7 C (1.9 F)
1976
-21.1 C (-6.0 F)
1977
-22.2 C (-8.0 F)
1978
-21.7 C (-7.1 F)
1979
-20.0 C (-4.0 F)
1980
-18.3 C (-0.9 F)
1981
-18.3 C (-0.9 F)
1982
-26.1 C (-15.0 F)
1983
-21.1 C (-6.0 F)
1984
-25.0 C (-13.0 F)
1985
-31.1 C (-24.0 F)
1986
-16.1 C (3.0 F)
1987
-15.0 C (5.0 F)
1988
-17.2 C (1.0 F)
1989
-23.9 C (-11.0 F)
1990
-13.3 C (8.1 F)
1991
-10.6 C (12.9 F)
1992
-13.3 C (8.1 F)
1993
-12.8 C (9.0 F)
1994
-19.4 C (-2.9 F)
1995
-15.6 C (3.9 F)
1996
-20.0 C (-4.0 F)
1997
-18.9 C (-2.0 F)
1998
-11.7 C (10.9 F)
1999
-11.7 C (10.9 F)
2000
-13.3 C (8.1 F)
Wettest day (Rx1day)
The wettest day of the year at Waverly, 1962 to 2000. The record is 169.9 mm (6.7 in) in 1967, marked on the chart; the median year is 81.3 mm (3.2 in).
Wettest day (Rx1day) at Waverly by year
Year
Wettest day (Rx1day)
1962
49.5 mm (1.9 in)
1963
95.3 mm (3.8 in)
1964
73.7 mm (2.9 in)
1965
97.8 mm (3.9 in)
1966
82.6 mm (3.3 in)
1967
169.9 mm (6.7 in)
1968
123.2 mm (4.9 in)
1969
77.5 mm (3.1 in)
1970
82.3 mm (3.2 in)
1971
165.4 mm (6.5 in)
1972
101.9 mm (4.0 in)
1973
95.5 mm (3.8 in)
1974
64.0 mm (2.5 in)
1975
86.9 mm (3.4 in)
1976
64.0 mm (2.5 in)
1977
84.8 mm (3.3 in)
1978
58.7 mm (2.3 in)
1979
130.0 mm (5.1 in)
1980
67.3 mm (2.6 in)
1981
57.7 mm (2.3 in)
1982
94.0 mm (3.7 in)
1983
80.8 mm (3.2 in)
1984
91.4 mm (3.6 in)
1985
70.1 mm (2.8 in)
1986
92.7 mm (3.6 in)
1987
106.7 mm (4.2 in)
1988
60.5 mm (2.4 in)
1989
78.2 mm (3.1 in)
1990
76.2 mm (3.0 in)
1991
69.9 mm (2.8 in)
1992
81.3 mm (3.2 in)
1993
50.8 mm (2.0 in)
1994
53.3 mm (2.1 in)
1995
96.5 mm (3.8 in)
1996
86.6 mm (3.4 in)
1997
65.5 mm (2.6 in)
1998
142.7 mm (5.6 in)
1999
73.9 mm (2.9 in)
2000
53.1 mm (2.1 in)
Wettest five days (Rx5day)
The wettest five days of the year at Waverly, 1962 to 2000. The record is 233.2 mm (9.2 in) in 1971, marked on the chart; the median year is 129.8 mm (5.1 in).
Wettest five days (Rx5day) at Waverly by year
Year
Wettest five days (Rx5day)
1962
88.9 mm (3.5 in)
1963
134.1 mm (5.3 in)
1964
124.5 mm (4.9 in)
1965
122.5 mm (4.8 in)
1966
147.4 mm (5.8 in)
1967
188.4 mm (7.4 in)
1968
158.8 mm (6.3 in)
1969
135.9 mm (5.4 in)
1970
120.7 mm (4.8 in)
1971
233.2 mm (9.2 in)
1972
133.9 mm (5.3 in)
1973
136.2 mm (5.4 in)
1974
132.8 mm (5.2 in)
1975
150.8 mm (5.9 in)
1976
116.4 mm (4.6 in)
1977
108.0 mm (4.3 in)
1978
129.8 mm (5.1 in)
1979
193.3 mm (7.6 in)
1980
116.2 mm (4.6 in)
1981
126.8 mm (5.0 in)
1982
120.1 mm (4.7 in)
1983
163.1 mm (6.4 in)
1984
206.0 mm (8.1 in)
1985
92.5 mm (3.6 in)
1986
139.9 mm (5.5 in)
1987
175.2 mm (6.9 in)
1988
120.1 mm (4.7 in)
1989
131.6 mm (5.2 in)
1990
116.1 mm (4.6 in)
1991
112.1 mm (4.4 in)
1992
103.7 mm (4.1 in)
1993
81.2 mm (3.2 in)
1994
90.5 mm (3.6 in)
1995
193.0 mm (7.6 in)
1996
113.3 mm (4.5 in)
1997
193.0 mm (7.6 in)
1998
147.8 mm (5.8 in)
1999
89.9 mm (3.5 in)
2000
88.9 mm (3.5 in)
Longest dry spell (CDD)
The longest dry spell of the year at Waverly, 1962 to 2000. The record is 35 days in 1988, marked on the chart; the median year is 19 days.
Longest dry spell (CDD) at Waverly by year
Year
Longest dry spell (CDD)
1962
18 days
1963
28 days
1964
20 days
1965
18 days
1966
26 days
1967
20 days
1968
23 days
1969
16 days
1970
28 days
1971
26 days
1972
22 days
1973
19 days
1974
19 days
1975
15 days
1976
25 days
1977
15 days
1978
16 days
1979
13 days
1980
19 days
1981
12 days
1982
12 days
1983
19 days
1984
17 days
1985
23 days
1986
16 days
1987
19 days
1988
35 days
1989
21 days
1990
14 days
1991
28 days
1992
21 days
1993
16 days
1994
12 days
1995
25 days
1996
24 days
1997
16 days
1998
33 days
1999
24 days
2000
16 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
26 years with a frost
Across 26 years with a frost, the median last spring frost at Waverly falls on 22 April and the median first autumn frost on 10 October, which leaves a median of 177 days between them.
Fitted over all years, the growing season changes by +6.8 days per decade at this station.
Frost dates and growing season at Waverly
Measure
Median, all years
Earliest period
Recent period (1963 to 1998)
Recent against earliest
Fitted trend
Last spring frost
22 April
n/a
22 April
n/a
-2.6 days per decade
First autumn frost
10 October
n/a
10 October
n/a
+4.2 days per decade
Growing days
177 days
n/a
177 days
n/a
+6.8 days per decade
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 Waverly standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Waverly 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.