Record highRecord low2026 daily maximum2026 daily minimum
The band shows the record high and record low for each calendar day at Ozerna. 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 Ozerna, with 2026 drawn through them
Month
Highest record high
Lowest record low
2026 highest maximum
2026 lowest minimum
Jan
19.3 C (66.7 F)
-26.9 C (-16.4 F)
n/a
n/a
Feb
9.0 C (48.2 F)
-23.1 C (-9.6 F)
n/a
n/a
Mar
20.3 C (68.5 F)
-20.0 C (-4.0 F)
n/a
n/a
Apr
25.9 C (78.6 F)
-5.6 C (21.9 F)
n/a
n/a
May
33.1 C (91.6 F)
0.3 C (32.5 F)
n/a
n/a
Jun
32.9 C (91.2 F)
4.1 C (39.4 F)
n/a
n/a
Jul
37.3 C (99.1 F)
9.2 C (48.6 F)
n/a
n/a
Aug
37.2 C (99.0 F)
8.0 C (46.4 F)
n/a
n/a
Sep
32.3 C (90.1 F)
1.8 C (35.2 F)
n/a
n/a
Oct
27.4 C (81.3 F)
-6.6 C (20.1 F)
n/a
n/a
Nov
17.2 C (63.0 F)
-15.6 C (3.9 F)
n/a
n/a
Dec
10.0 C (50.0 F)
-19.9 C (-3.8 F)
n/a
n/a
Which Years Hold Standing Records
1,464 standing records
Year with most
1,464 records at Ozerna still stand. 2001 holds the most, with 234.
Standing records at Ozerna by the year they were set
Year set
Standing records
2000
193
2001
234
2002
178
2003
233
2004
131
2005
120
2006
155
2007
107
2008
88
2009
25
All-Time Record Progression
1 new records
1 all-time records were set at Ozerna between 19 August 2005 and 19 August 2005. Each dot is a new record.
When Ozerna set new all-time records
Date
Kind
Detail
2005-08-19
Record daily precipitation
Record daily precipitation 62.0 mm (2.4 in)
Wettest Day of Each Month
Aug: 62.0 mm (2.4 in)
The wettest day on record for each calendar month at Ozerna. The most was 62.0 mm (2.4 in) on 19 August 2005.
Record daily precipitation for each month at Ozerna
Month
Record daily precipitation (mm)
Date
Jan
23.9 mm (0.9 in)
1 January 1980
Feb
29.5 mm (1.2 in)
16 February 1990
Mar
30.4 mm (1.2 in)
21 March 1980
Apr
33.2 mm (1.3 in)
17 April 1969
May
40.7 mm (1.6 in)
9 May 1981
Jun
51.1 mm (2.0 in)
29 June 1978
Jul
54.3 mm (2.1 in)
2 July 1983
Aug
62.0 mm (2.4 in)
19 August 2005
Sep
39.0 mm (1.5 in)
8 September 2000
Oct
53.0 mm (2.1 in)
10 October 2003
Nov
32.0 mm (1.3 in)
11 November 2007
Dec
31.9 mm (1.3 in)
1 December 1980
Period of Record Coverage
2000 to 2009
Complete yearUnder 90 percent of days
10 years of record at Ozerna, 2000 to 2009. 8 years have data for under 90 percent of days and are left out of rankings: 2000, 2002, 2004, 2005, 2006, 2007, 2008, 2009.
Yearly extremes at Ozerna: the record and the median year
Measure
Record
Year of the record
Median year
Years with a value
Hottest day (TXx)
37.3 C (99.1 F)
2007
33.2 C (91.7 F)
10
Coldest night (TNn)
-26.9 C (-16.4 F)
2006
-18.9 C (-2.1 F)
10
Wettest day (Rx1day)
62.0 mm (2.4 in)
2005
33.1 mm (1.3 in)
42
Wettest five days (Rx5day)
92.2 mm (3.6 in)
1983
57.6 mm (2.3 in)
40
Longest dry spell (CDD)
40 days
1966
22 days
42
Hottest day (TXx)
The hottest day of the year at Ozerna, 1959 to 2009. The record is 37.3 C (99.1 F) in 2007, marked on the chart; the median year is 33.2 C (91.7 F).
Hottest day (TXx) at Ozerna by year
Year
Hottest day (TXx)
1959
n/a
1960
n/a
1961
n/a
1962
n/a
1963
n/a
1964
n/a
1965
n/a
1966
n/a
1967
n/a
1968
n/a
1969
n/a
1970
n/a
1971
n/a
1972
n/a
1973
n/a
1974
n/a
1975
n/a
1976
n/a
1977
n/a
1978
n/a
1979
n/a
1980
n/a
1981
n/a
1982
n/a
1983
n/a
1984
n/a
1985
n/a
1986
n/a
1987
n/a
1988
n/a
1989
n/a
1990
n/a
2000
36.8 C (98.2 F)
2001
33.6 C (92.5 F)
2002
34.2 C (93.6 F)
2003
32.6 C (90.7 F)
2004
25.8 C (78.4 F)
2005
32.7 C (90.9 F)
2006
31.2 C (88.2 F)
2007
37.3 C (99.1 F)
2008
37.2 C (99.0 F)
2009
32.0 C (89.6 F)
Coldest night (TNn)
The coldest night of the year at Ozerna, 1959 to 2009. The record is -26.9 C (-16.4 F) in 2006, marked on the chart; the median year is -18.9 C (-2.1 F).
Coldest night (TNn) at Ozerna by year
Year
Coldest night (TNn)
1959
n/a
1960
n/a
1961
n/a
1962
n/a
1963
n/a
1964
n/a
1965
n/a
1966
n/a
1967
n/a
1968
n/a
1969
n/a
1970
n/a
1971
n/a
1972
n/a
1973
n/a
1974
n/a
1975
n/a
1976
n/a
1977
n/a
1978
n/a
1979
n/a
1980
n/a
1981
n/a
1982
n/a
1983
n/a
1984
n/a
1985
n/a
1986
n/a
1987
n/a
1988
n/a
1989
n/a
1990
n/a
2000
-18.0 C (-0.4 F)
2001
-19.9 C (-3.8 F)
2002
-17.5 C (0.5 F)
2003
-21.5 C (-6.7 F)
2004
-16.4 C (2.5 F)
2005
-20.0 C (-4.0 F)
2006
-26.9 C (-16.4 F)
2007
-17.1 C (1.2 F)
2008
-14.1 C (6.6 F)
2009
-21.0 C (-5.8 F)
Wettest day (Rx1day)
The wettest day of the year at Ozerna, 1959 to 2009. The record is 62.0 mm (2.4 in) in 2005, marked on the chart; the median year is 33.1 mm (1.3 in).
Wettest day (Rx1day) at Ozerna by year
Year
Wettest day (Rx1day)
1959
18.8 mm (0.7 in)
1960
36.7 mm (1.4 in)
1961
44.0 mm (1.7 in)
1962
24.8 mm (1.0 in)
1963
33.7 mm (1.3 in)
1964
55.3 mm (2.2 in)
1965
42.7 mm (1.7 in)
1966
39.9 mm (1.6 in)
1967
23.9 mm (0.9 in)
1968
30.7 mm (1.2 in)
1969
33.2 mm (1.3 in)
1970
42.0 mm (1.7 in)
1971
24.1 mm (0.9 in)
1972
29.6 mm (1.2 in)
1973
26.1 mm (1.0 in)
1974
31.8 mm (1.3 in)
1975
38.3 mm (1.5 in)
1976
9.2 mm (0.36 in)
1977
42.6 mm (1.7 in)
1978
51.1 mm (2.0 in)
1979
29.7 mm (1.2 in)
1980
37.2 mm (1.5 in)
1981
40.7 mm (1.6 in)
1982
53.6 mm (2.1 in)
1983
54.3 mm (2.1 in)
1984
42.5 mm (1.7 in)
1985
26.8 mm (1.1 in)
1986
27.8 mm (1.1 in)
1987
31.8 mm (1.3 in)
1988
33.0 mm (1.3 in)
1989
37.7 mm (1.5 in)
1990
31.3 mm (1.2 in)
2000
39.0 mm (1.5 in)
2001
33.0 mm (1.3 in)
2002
49.0 mm (1.9 in)
2003
53.0 mm (2.1 in)
2004
28.0 mm (1.1 in)
2005
62.0 mm (2.4 in)
2006
21.0 mm (0.8 in)
2007
32.0 mm (1.3 in)
2008
22.0 mm (0.9 in)
2009
8.0 mm (0.31 in)
Wettest five days (Rx5day)
The wettest five days of the year at Ozerna, 1959 to 2009. The record is 92.2 mm (3.6 in) in 1983, marked on the chart; the median year is 57.6 mm (2.3 in).
Wettest five days (Rx5day) at Ozerna by year
Year
Wettest five days (Rx5day)
1959
45.4 mm (1.8 in)
1960
59.8 mm (2.4 in)
1961
52.9 mm (2.1 in)
1962
46.6 mm (1.8 in)
1963
36.3 mm (1.4 in)
1964
66.9 mm (2.6 in)
1965
61.5 mm (2.4 in)
1966
80.6 mm (3.2 in)
1967
43.4 mm (1.7 in)
1968
54.3 mm (2.1 in)
1969
63.5 mm (2.5 in)
1970
63.0 mm (2.5 in)
1971
77.1 mm (3.0 in)
1972
44.0 mm (1.7 in)
1973
69.6 mm (2.7 in)
1974
76.1 mm (3.0 in)
1975
53.1 mm (2.1 in)
1976
16.5 mm (0.6 in)
1977
70.1 mm (2.8 in)
1978
68.5 mm (2.7 in)
1979
49.5 mm (1.9 in)
1980
62.7 mm (2.5 in)
1981
61.1 mm (2.4 in)
1982
80.8 mm (3.2 in)
1983
92.2 mm (3.6 in)
1984
80.2 mm (3.2 in)
1985
56.6 mm (2.2 in)
1986
48.3 mm (1.9 in)
1987
42.1 mm (1.7 in)
1988
39.9 mm (1.6 in)
1989
60.9 mm (2.4 in)
1990
77.8 mm (3.1 in)
2000
54.4 mm (2.1 in)
2001
58.6 mm (2.3 in)
2002
37.1 mm (1.5 in)
2003
69.9 mm (2.8 in)
2004
25.8 mm (1.0 in)
2005
20.6 mm (0.8 in)
2006
2.5 mm (0.10 in)
2007
2.8 mm (0.11 in)
2008
n/a
2009
n/a
Longest dry spell (CDD)
The longest dry spell of the year at Ozerna, 1959 to 2009. The record is 40 days in 1966, marked on the chart; the median year is 22 days.
Longest dry spell (CDD) at Ozerna by year
Year
Longest dry spell (CDD)
1959
17 days
1960
22 days
1961
23 days
1962
22 days
1963
21 days
1964
23 days
1965
27 days
1966
40 days
1967
17 days
1968
32 days
1969
21 days
1970
22 days
1971
22 days
1972
38 days
1973
26 days
1974
26 days
1975
26 days
1976
12 days
1977
28 days
1978
13 days
1979
28 days
1980
19 days
1981
19 days
1982
28 days
1983
28 days
1984
19 days
1985
33 days
1986
30 days
1987
16 days
1988
28 days
1989
29 days
1990
32 days
2000
6 days
2001
6 days
2002
3 days
2003
8 days
2004
5 days
2005
3 days
2006
5 days
2007
3 days
2008
3 days
2009
3 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 Ozerna standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Ozerna 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.