Frankfort Weather Records (USC00332920)

Record envelope, standing records and threshold days for Frankfort (USC00332920), Ohio, United States, with 30 years of record.

Key Facts for Frankfort

Frankfort (USC00332920) is a weather station in Ohio, United States at 39.42 latitude and -83.17 longitude, 227 m (745 ft) above sea level.
The station reports from 1893 to 1922, 30 years of record.
1,464 records set at Frankfort still stand.
Records are tracked for tmax, tmin: an element needs 30 years of data to be eligible.

About the Station

Location: Ohio, United States, 39.42 latitude, -83.17 longitude.
Elevation: 227 m (745 ft).
Period of record: 1893 to 1922, 30 years.
Eligible elements: tmax, tmin.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Frankfort. 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 Frankfort, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	23.3 C (73.9 F)	-35.0 C (-31.0 F)	n/a	n/a
Feb	23.3 C (73.9 F)	-29.4 C (-20.9 F)	n/a	n/a
Mar	30.6 C (87.1 F)	-18.9 C (-2.0 F)	n/a	n/a
Apr	32.8 C (91.0 F)	-10.0 C (14.0 F)	n/a	n/a
May	36.7 C (98.1 F)	-2.2 C (28.0 F)	n/a	n/a
Jun	38.9 C (102.0 F)	1.7 C (35.1 F)	n/a	n/a
Jul	38.9 C (102.0 F)	6.1 C (43.0 F)	n/a	n/a
Aug	40.6 C (105.1 F)	4.4 C (39.9 F)	n/a	n/a
Sep	36.7 C (98.1 F)	-1.1 C (30.0 F)	n/a	n/a
Oct	33.3 C (91.9 F)	-8.9 C (16.0 F)	n/a	n/a
Nov	25.6 C (78.1 F)	-12.8 C (9.0 F)	n/a	n/a
Dec	21.1 C (70.0 F)	-29.4 C (-20.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Frankfort still stand. 1895 holds the most, with 79.

Standing records at Frankfort by the year they were set
Year set	Standing records
1893	46
1894	78
1895	79
1896	68
1897	63
1898	42
1899	50
1900	47
1901	39
1902	44
1903	57
1904	59
1905	28
1906	50
1907	47
1908	32
1909	40
1910	46
1911	45
1912	34
1913	54
1914	63
1915	41
1916	54
1917	51
1918	76
1919	28
1920	40
1921	46
1922	17

Wettest Day of Each Month

Jul: 114.3 mm (4.5 in)

The wettest day on record for each calendar month at Frankfort. The most was 114.3 mm (4.5 in) on 31 July 1899.

Record daily precipitation for each month at Frankfort
Month	Record daily precipitation (mm)	Date
Jan	50.8 mm (2.0 in)	7 January 1895
Feb	53.3 mm (2.1 in)	22 February 1897
Mar	82.6 mm (3.3 in)	5 March 1897
Apr	78.7 mm (3.1 in)	14 April 1922
May	73.7 mm (2.9 in)	12 May 1920
Jun	53.3 mm (2.1 in)	11 June 1918
Jul	114.3 mm (4.5 in)	31 July 1899
Aug	62.7 mm (2.5 in)	28 August 1920
Sep	47.8 mm (1.9 in)	29 September 1896
Oct	48.3 mm (1.9 in)	28 October 1899
Nov	50.8 mm (2.0 in)	29 November 1905
Dec	62.2 mm (2.4 in)	24 December 1921

Period of Record Coverage

1893 to 1922

30 years of record at Frankfort, 1893 to 1922. 5 years have data for under 90 percent of days and are left out of rankings: 1893, 1903, 1906, 1914, 1922.

Days with data per year at Frankfort
Year	Days with data	Share of year	Complete
1893	327	90%	No
1894	331	91%	Yes
1895	365	100%	Yes
1896	366	100%	Yes
1897	364	100%	Yes
1898	365	100%	Yes
1899	360	99%	Yes
1900	362	99%	Yes
1901	354	97%	Yes
1902	329	90%	Yes
1903	320	88%	No
1904	354	97%	Yes
1905	362	99%	Yes
1906	319	87%	No
1907	360	99%	Yes
1908	363	99%	Yes
1909	360	99%	Yes
1910	364	100%	Yes
1911	361	99%	Yes
1912	363	99%	Yes
1913	360	99%	Yes
1914	328	90%	No
1915	354	97%	Yes
1916	364	99%	Yes
1917	365	100%	Yes
1918	360	99%	Yes
1919	358	98%	Yes
1920	348	95%	Yes
1921	361	99%	Yes
1922	193	53%	No

Latest Records

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

Climate Trend

23 complete years, 1895 to 1921

One stripe for each of 23 complete years at Frankfort, 1895 to 1921. Blue stripes are years cooler than the station's own mean of 11.9 C (53.4 F); red stripes are warmer. The coolest year was 1917, at 10.2 C (50.4 F), and the warmest was 1921, at 13.9 C (57.0 F). The strongest colour marks a difference of 2.1 C (3.8 F).

Annual mean temperature at Frankfort as warming stripes, 1895 to 1921
Year	Annual mean temperature	Difference from the station mean
1895	10.9 C	-0.93 C
1896	11.7 C	-0.17 C
1897	11.2 C	-0.70 C
1898	11.9 C	+0.06 C
1899	11.4 C	-0.49 C
1900	12.0 C	+0.16 C
1901	10.5 C	-1.40 C
1904	10.9 C	-0.93 C
1905	11.6 C	-0.31 C
1907	11.5 C	-0.36 C
1908	12.9 C	+1.02 C
1909	12.4 C	+0.56 C
1910	11.7 C	-0.15 C
1911	12.9 C	+1.01 C
1912	11.0 C	-0.86 C
1913	12.9 C	+1.05 C
1915	12.5 C	+0.60 C
1916	12.0 C	+0.13 C
1917	10.2 C	-1.66 C
1918	12.4 C	+0.57 C
1919	13.0 C	+1.15 C
1920	11.4 C	-0.46 C
1921	13.9 C	+2.01 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

1893 to 1922

Yearly extremes at Frankfort: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	40.6 C (105.1 F)	1918	36.1 C (97.0 F)	30
Coldest night (TNn)	-35.0 C (-31.0 F)	1912	-21.9 C (-7.5 F)	30
Wettest day (Rx1day)	114.3 mm (4.5 in)	1899	50.8 mm (2.0 in)	30
Wettest five days (Rx5day)	167.4 mm (6.6 in)	1913	85.1 mm (3.4 in)	30
Longest dry spell (CDD)	34 days	1910	23 days	30

Hottest day (TXx)

The hottest day of the year at Frankfort, 1893 to 1922. The record is 40.6 C (105.1 F) in 1918, marked on the chart; the median year is 36.1 C (97.0 F).

Hottest day (TXx) at Frankfort by year
Year	Hottest day (TXx)
1893	34.4 C (93.9 F)
1894	36.1 C (97.0 F)
1895	36.7 C (98.1 F)
1896	33.9 C (93.0 F)
1897	37.2 C (99.0 F)
1898	36.1 C (97.0 F)
1899	35.0 C (95.0 F)
1900	36.1 C (97.0 F)
1901	37.8 C (100.0 F)
1902	33.3 C (91.9 F)
1903	34.4 C (93.9 F)
1904	35.6 C (96.1 F)
1905	35.0 C (95.0 F)
1906	35.0 C (95.0 F)
1907	36.7 C (98.1 F)
1908	37.2 C (99.0 F)
1909	35.0 C (95.0 F)
1910	35.0 C (95.0 F)
1911	38.9 C (102.0 F)
1912	35.0 C (95.0 F)
1913	37.8 C (100.0 F)
1914	38.9 C (102.0 F)
1915	36.1 C (97.0 F)
1916	35.6 C (96.1 F)
1917	35.6 C (96.1 F)
1918	40.6 C (105.1 F)
1919	37.2 C (99.0 F)
1920	36.7 C (98.1 F)
1921	37.8 C (100.0 F)
1922	36.1 C (97.0 F)

Coldest night (TNn)

The coldest night of the year at Frankfort, 1893 to 1922. The record is -35.0 C (-31.0 F) in 1912, marked on the chart; the median year is -21.9 C (-7.5 F).

Coldest night (TNn) at Frankfort by year
Year	Coldest night (TNn)
1893	-12.2 C (10.0 F)
1894	-19.4 C (-2.9 F)
1895	-22.8 C (-9.0 F)
1896	-18.9 C (-2.0 F)
1897	-23.3 C (-9.9 F)
1898	-23.9 C (-11.0 F)
1899	-29.4 C (-20.9 F)
1900	-21.1 C (-6.0 F)
1901	-25.6 C (-14.1 F)
1902	-20.0 C (-4.0 F)
1903	-21.7 C (-7.1 F)
1904	-28.3 C (-18.9 F)
1905	-22.2 C (-8.0 F)
1906	-25.6 C (-14.1 F)
1907	-27.2 C (-17.0 F)
1908	-15.6 C (3.9 F)
1909	-20.6 C (-5.1 F)
1910	-25.6 C (-14.1 F)
1911	-17.2 C (1.0 F)
1912	-35.0 C (-31.0 F)
1913	-18.9 C (-2.0 F)
1914	-27.2 C (-17.0 F)
1915	-20.6 C (-5.1 F)
1916	-25.6 C (-14.1 F)
1917	-29.4 C (-20.9 F)
1918	-30.6 C (-23.1 F)
1919	-21.7 C (-7.1 F)
1920	-17.8 C (0.0 F)
1921	-15.0 C (5.0 F)
1922	-16.7 C (1.9 F)

Wettest day (Rx1day)

The wettest day of the year at Frankfort, 1893 to 1922. The record is 114.3 mm (4.5 in) in 1899, marked on the chart; the median year is 50.8 mm (2.0 in).

Wettest day (Rx1day) at Frankfort by year
Year	Wettest day (Rx1day)
1893	47.5 mm (1.9 in)
1894	45.7 mm (1.8 in)
1895	50.8 mm (2.0 in)
1896	47.8 mm (1.9 in)
1897	82.6 mm (3.3 in)
1898	54.6 mm (2.1 in)
1899	114.3 mm (4.5 in)
1900	50.8 mm (2.0 in)
1901	49.5 mm (1.9 in)
1902	40.6 mm (1.6 in)
1903	50.8 mm (2.0 in)
1904	38.6 mm (1.5 in)
1905	55.9 mm (2.2 in)
1906	50.8 mm (2.0 in)
1907	55.9 mm (2.2 in)
1908	35.6 mm (1.4 in)
1909	38.1 mm (1.5 in)
1910	35.6 mm (1.4 in)
1911	38.1 mm (1.5 in)
1912	44.5 mm (1.8 in)
1913	55.9 mm (2.2 in)
1914	40.6 mm (1.6 in)
1915	44.5 mm (1.8 in)
1916	50.8 mm (2.0 in)
1917	53.3 mm (2.1 in)
1918	73.7 mm (2.9 in)
1919	54.1 mm (2.1 in)
1920	85.9 mm (3.4 in)
1921	62.2 mm (2.4 in)
1922	78.7 mm (3.1 in)

Wettest five days (Rx5day)

The wettest five days of the year at Frankfort, 1893 to 1922. The record is 167.4 mm (6.6 in) in 1913, marked on the chart; the median year is 85.1 mm (3.4 in).

Wettest five days (Rx5day) at Frankfort by year
Year	Wettest five days (Rx5day)
1893	46.5 mm (1.8 in)
1894	82.5 mm (3.2 in)
1895	80.0 mm (3.1 in)
1896	95.0 mm (3.7 in)
1897	99.6 mm (3.9 in)
1898	93.0 mm (3.7 in)
1899	160.5 mm (6.3 in)
1900	113.0 mm (4.4 in)
1901	59.9 mm (2.4 in)
1902	86.8 mm (3.4 in)
1903	63.5 mm (2.5 in)
1904	61.4 mm (2.4 in)
1905	92.4 mm (3.6 in)
1906	52.8 mm (2.1 in)
1907	133.1 mm (5.2 in)
1908	80.0 mm (3.1 in)
1909	68.0 mm (2.7 in)
1910	64.6 mm (2.5 in)
1911	81.5 mm (3.2 in)
1912	76.3 mm (3.0 in)
1913	167.4 mm (6.6 in)
1914	108.5 mm (4.3 in)
1915	73.7 mm (2.9 in)
1916	61.0 mm (2.4 in)
1917	111.8 mm (4.4 in)
1918	85.1 mm (3.4 in)
1919	95.3 mm (3.8 in)
1920	89.5 mm (3.5 in)
1921	85.1 mm (3.4 in)
1922	99.2 mm (3.9 in)

Longest dry spell (CDD)

The longest dry spell of the year at Frankfort, 1893 to 1922. The record is 34 days in 1910, marked on the chart; the median year is 23 days.

Longest dry spell (CDD) at Frankfort by year
Year	Longest dry spell (CDD)
1893	4 days
1894	21 days
1895	23 days
1896	17 days
1897	29 days
1898	27 days
1899	18 days
1900	22 days
1901	25 days
1902	20 days
1903	21 days
1904	29 days
1905	20 days
1906	17 days
1907	25 days
1908	26 days
1909	17 days
1910	34 days
1911	23 days
1912	23 days
1913	20 days
1914	24 days
1915	23 days
1916	21 days
1917	26 days
1918	21 days
1919	21 days
1920	27 days
1921	18 days
1922	24 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 Frankfort falls on 24 April and the median first autumn frost on 8 October, which leaves a median of 168 days between them.

Frost dates and growing season at Frankfort
Measure	Median, all years	Earliest period	Recent period (1895 to 1921)	Recent against earliest	Fitted trend
Last spring frost	24 April	n/a	24 April	n/a	n/a
First autumn frost	8 October	n/a	8 October	n/a	n/a
Growing days	168 days	n/a	168 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 Frankfort standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Frankfort 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).