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Data as of 2025-12-31
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Built 2026-10-17 (17 October 2026)

Lookout Mtn Weather Records (USC00405429)

Record envelope, standing records and threshold days for Lookout Mtn (USC00405429), Tennessee, United States, with 50 years of record.

Key Facts for Lookout Mtn

  • Lookout Mtn (USC00405429) is a weather station in Tennessee, United States at 34.98 latitude and -85.35 longitude, 601 m (1,972 ft) above sea level.
  • The station reports from 1913 to 1962, 50 years of record.
  • 1,464 records set at Lookout Mtn still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Tennessee, United States, 34.98 latitude, -85.35 longitude.
  • Elevation: 601 m (1,972 ft).
  • Period of record: 1913 to 1962, 50 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Lookout Mtn, with 2026 drawn through them The band shows the record high and record low for each calendar day at Lookout Mtn. 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 Lookout Mtn. 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 Lookout Mtn, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan18.3 C (64.9 F)-22.2 C (-8.0 F)n/an/a
Feb21.7 C (71.1 F)-20.0 C (-4.0 F)n/an/a
Mar25.0 C (77.0 F)-12.8 C (9.0 F)n/an/a
Apr27.8 C (82.0 F)-3.9 C (25.0 F)n/an/a
May31.7 C (89.1 F)0.0 C (32.0 F)n/an/a
Jun35.6 C (96.1 F)6.1 C (43.0 F)n/an/a
Jul32.8 C (91.0 F)10.6 C (51.1 F)n/an/a
Aug33.9 C (93.0 F)11.1 C (52.0 F)n/an/a
Sep31.1 C (88.0 F)4.4 C (39.9 F)n/an/a
Oct30.0 C (86.0 F)-4.4 C (24.1 F)n/an/a
Nov25.6 C (78.1 F)-15.6 C (3.9 F)n/an/a
Dec21.1 C (70.0 F)-18.3 C (-0.9 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Lookout Mtn by the year they were set 1,464 records at Lookout Mtn still stand. 1918 holds the most, with 288. 01002003001913: 421914: 2501915: 2451916: 2471917: 2601918: 2881919: 1261920: 619131914191519161917191819191920
1,464 records at Lookout Mtn still stand. 1918 holds the most, with 288.
Standing records at Lookout Mtn by the year they were set
Year setStanding records
191342
1914250
1915245
1916247
1917260
1918288
1919126
19206

Wettest Day of Each Month

Jul: 135.6 mm (5.3 in)
Record daily precipitation for each month at Lookout Mtn The wettest day on record for each calendar month at Lookout Mtn. The most was 135.6 mm (5.3 in) on 9 July 1916. 050100150 Jan: 102.4 mm (4.0 in), 5 January 1949 Jan Feb: 77.7 mm (3.1 in), 23 February 1962 Feb Mar: 102.4 mm (4.0 in), 13 March 1950 Mar Apr: 97.5 mm (3.8 in), 8 April 1918 Apr May: 52.8 mm (2.1 in), 22 May 1916 May Jun: 65.5 mm (2.6 in), 10 June 1957 Jun Jul: 135.6 mm (5.3 in), 9 July 1916 Jul Aug: 77.2 mm (3.0 in), 3 August 1917 Aug Sep: 99.8 mm (3.9 in), 8 September 1950 Sep Oct: 127.0 mm (5.0 in), 1 October 1915 Oct Nov: 78.0 mm (3.1 in), 14 November 1957 Nov Dec: 81.8 mm (3.2 in), 12 December 1961 Dec
The wettest day on record for each calendar month at Lookout Mtn. The most was 135.6 mm (5.3 in) on 9 July 1916.
Record daily precipitation for each month at Lookout Mtn
MonthRecord daily precipitation (mm)Date
Jan102.4 mm (4.0 in)5 January 1949
Feb77.7 mm (3.1 in)23 February 1962
Mar102.4 mm (4.0 in)13 March 1950
Apr97.5 mm (3.8 in)8 April 1918
May52.8 mm (2.1 in)22 May 1916
Jun65.5 mm (2.6 in)10 June 1957
Jul135.6 mm (5.3 in)9 July 1916
Aug77.2 mm (3.0 in)3 August 1917
Sep99.8 mm (3.9 in)8 September 1950
Oct127.0 mm (5.0 in)1 October 1915
Nov78.0 mm (3.1 in)14 November 1957
Dec81.8 mm (3.2 in)12 December 1961

Period of Record Coverage

1913 to 1919
Days with data per year at Lookout Mtn 7 years of record at Lookout Mtn, 1913 to 1919. 2 years have data for under 90 percent of days and are left out of rankings: 1913, 1919. 1913: 60 of 365 days1914: 344 of 365 days1915: 350 of 365 days1916: 365 of 366 days1917: 361 of 365 days1918: 331 of 365 days1919: 251 of 365 days1915
7 years of record at Lookout Mtn, 1913 to 1919. 2 years have data for under 90 percent of days and are left out of rankings: 1913, 1919.
Days with data per year at Lookout Mtn
YearDays with dataShare of yearComplete
19136016%No
191434494%Yes
191535096%Yes
1916365100%Yes
191736199%Yes
191833191%Yes
191925169%No

Latest Records

0

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

Extremes by Year

1913 to 1962
Yearly extremes at Lookout Mtn: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)35.6 C (96.1 F)191433.3 C (91.9 F)7
Coldest night (TNn)-22.2 C (-8.0 F)1918-16.6 C (2.0 F)8
Wettest day (Rx1day)135.6 mm (5.3 in)191681.1 mm (3.2 in)22
Wettest five days (Rx5day)375.4 mm (14.8 in)1916141.6 mm (5.6 in)22
Longest dry spell (CDD)31 days195420 days22

Hottest day (TXx)

Hottest day (TXx) at Lookout Mtn by year The hottest day of the year at Lookout Mtn, 1913 to 1962. The record is 35.6 C (96.1 F) in 1914, marked on the chart; the median year is 33.3 C (91.9 F). 202530354019201930194019501960Record: 35.6 C (96.1 F) in 1914
The hottest day of the year at Lookout Mtn, 1913 to 1962. The record is 35.6 C (96.1 F) in 1914, marked on the chart; the median year is 33.3 C (91.9 F).
Hottest day (TXx) at Lookout Mtn by year
YearHottest day (TXx)
191322.8 C (73.0 F)
191435.6 C (96.1 F)
191531.1 C (88.0 F)
191631.1 C (88.0 F)
191733.3 C (91.9 F)
191833.9 C (93.0 F)
191933.3 C (91.9 F)
1920n/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 Lookout Mtn by year The coldest night of the year at Lookout Mtn, 1913 to 1962. The record is -22.2 C (-8.0 F) in 1918, marked on the chart; the median year is -16.6 C (2.0 F). -25-20-15-10-519201930194019501960Record: -22.2 C (-8.0 F) in 1918
The coldest night of the year at Lookout Mtn, 1913 to 1962. The record is -22.2 C (-8.0 F) in 1918, marked on the chart; the median year is -16.6 C (2.0 F).
Coldest night (TNn) at Lookout Mtn by year
YearColdest night (TNn)
1913-8.3 C (17.1 F)
1914-18.3 C (-0.9 F)
1915-8.3 C (17.1 F)
1916-15.0 C (5.0 F)
1917-20.0 C (-4.0 F)
1918-22.2 C (-8.0 F)
1919-20.0 C (-4.0 F)
1920-14.4 C (6.1 F)
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 Lookout Mtn by year The wettest day of the year at Lookout Mtn, 1913 to 1962. The record is 135.6 mm (5.3 in) in 1916, marked on the chart; the median year is 81.1 mm (3.2 in). 05010015019201930194019501960Record: 135.6 mm (5.3 in) in 1916
The wettest day of the year at Lookout Mtn, 1913 to 1962. The record is 135.6 mm (5.3 in) in 1916, marked on the chart; the median year is 81.1 mm (3.2 in).
Wettest day (Rx1day) at Lookout Mtn by year
YearWettest day (Rx1day)
191338.1 mm (1.5 in)
191480.8 mm (3.2 in)
1915127.0 mm (5.0 in)
1916135.6 mm (5.3 in)
191777.2 mm (3.0 in)
191897.5 mm (3.8 in)
191968.1 mm (2.7 in)
192030.5 mm (1.2 in)
1949102.4 mm (4.0 in)
1950102.4 mm (4.0 in)
195195.0 mm (3.7 in)
195275.4 mm (3.0 in)
195350.8 mm (2.0 in)
195499.1 mm (3.9 in)
195564.8 mm (2.6 in)
195665.8 mm (2.6 in)
195781.3 mm (3.2 in)
195891.7 mm (3.6 in)
195988.9 mm (3.5 in)
196072.4 mm (2.9 in)
196186.9 mm (3.4 in)
196277.7 mm (3.1 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Lookout Mtn by year The wettest five days of the year at Lookout Mtn, 1913 to 1962. The record is 375.4 mm (14.8 in) in 1916, marked on the chart; the median year is 141.6 mm (5.6 in). 010020030040019201930194019501960Record: 375.4 mm (14.8 in) in 1916
The wettest five days of the year at Lookout Mtn, 1913 to 1962. The record is 375.4 mm (14.8 in) in 1916, marked on the chart; the median year is 141.6 mm (5.6 in).
Wettest five days (Rx5day) at Lookout Mtn by year
YearWettest five days (Rx5day)
191357.2 mm (2.3 in)
1914118.4 mm (4.7 in)
1915161.3 mm (6.4 in)
1916375.4 mm (14.8 in)
1917141.8 mm (5.6 in)
1918130.8 mm (5.1 in)
1919105.5 mm (4.2 in)
192067.4 mm (2.7 in)
1949142.5 mm (5.6 in)
1950170.9 mm (6.7 in)
1951145.3 mm (5.7 in)
195293.0 mm (3.7 in)
1953106.7 mm (4.2 in)
1954158.3 mm (6.2 in)
1955106.2 mm (4.2 in)
1956146.7 mm (5.8 in)
1957239.7 mm (9.4 in)
1958141.3 mm (5.6 in)
195999.8 mm (3.9 in)
196077.2 mm (3.0 in)
1961146.6 mm (5.8 in)
1962210.1 mm (8.3 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Lookout Mtn by year The longest dry spell of the year at Lookout Mtn, 1913 to 1962. The record is 31 days in 1954, marked on the chart; the median year is 20 days. 01020304019201930194019501960Record: 31 days in 1954
The longest dry spell of the year at Lookout Mtn, 1913 to 1962. The record is 31 days in 1954, marked on the chart; the median year is 20 days.
Longest dry spell (CDD) at Lookout Mtn by year
YearLongest dry spell (CDD)
191312 days
191423 days
191522 days
191620 days
191720 days
191817 days
191913 days
19206 days
194911 days
195027 days
195123 days
195224 days
195329 days
195431 days
195524 days
195616 days
195717 days
195820 days
195917 days
196018 days
196128 days
196211 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 Lookout Mtn standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Lookout Mtn 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.

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