Mt Horeb 1 WSW Weather Records (USC00475677)

Record envelope, standing records and threshold days for Mt Horeb 1 WSW (USC00475677), Wisconsin, United States, with 59 years of record.

Key Facts for Mt Horeb 1 WSW

Mt Horeb 1 WSW (USC00475677) is a weather station in Wisconsin, United States at 43.00 latitude and -89.77 longitude, 372 m (1,220 ft) above sea level.
The station reports from 1904 to 1962, 59 years of record.
1,464 records set at Mt Horeb 1 WSW still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Wisconsin, United States, 43.00 latitude, -89.77 longitude.
Elevation: 372 m (1,220 ft).
Period of record: 1904 to 1962, 59 years.
Eligible elements: none yet.

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 Mt Horeb 1 WSW. 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 Mt Horeb 1 WSW, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	11.7 C (53.1 F)	-34.4 C (-29.9 F)	n/a	n/a
Feb	16.7 C (62.1 F)	-34.4 C (-29.9 F)	n/a	n/a
Mar	27.8 C (82.0 F)	-25.0 C (-13.0 F)	n/a	n/a
Apr	28.3 C (82.9 F)	-11.1 C (12.0 F)	n/a	n/a
May	32.2 C (90.0 F)	-5.6 C (21.9 F)	n/a	n/a
Jun	37.2 C (99.0 F)	-1.1 C (30.0 F)	n/a	n/a
Jul	39.4 C (102.9 F)	5.0 C (41.0 F)	n/a	n/a
Aug	36.7 C (98.1 F)	2.2 C (36.0 F)	n/a	n/a
Sep	35.0 C (95.0 F)	-3.3 C (26.1 F)	n/a	n/a
Oct	28.9 C (84.0 F)	-10.0 C (14.0 F)	n/a	n/a
Nov	21.7 C (71.1 F)	-18.3 C (-0.9 F)	n/a	n/a
Dec	15.6 C (60.1 F)	-28.9 C (-20.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Mt Horeb 1 WSW still stand. 1912 holds the most, with 118.

Standing records at Mt Horeb 1 WSW by the year they were set
Year set	Standing records
1904	90
1905	79
1906	94
1907	85
1908	83
1909	89
1910	106
1911	108
1912	118
1913	101
1914	88
1915	17
1916	93
1917	75
1918	94
1919	67
1920	67
1921	10

Wettest Day of Each Month

Jun: 101.6 mm (4.0 in)

The wettest day on record for each calendar month at Mt Horeb 1 WSW. The most was 101.6 mm (4.0 in) on 26 June 1959.

Record daily precipitation for each month at Mt Horeb 1 WSW
Month	Record daily precipitation (mm)	Date
Jan	35.6 mm (1.4 in)	29 January 1909
Feb	42.9 mm (1.7 in)	20 February 1953
Mar	51.6 mm (2.0 in)	13 March 1917
Apr	73.7 mm (2.9 in)	18 April 1909
May	82.0 mm (3.2 in)	18 May 1908
Jun	101.6 mm (4.0 in)	26 June 1959
Jul	88.9 mm (3.5 in)	8 July 1913
Aug	79.2 mm (3.1 in)	27 August 1959
Sep	77.5 mm (3.1 in)	17 September 1907
Oct	57.7 mm (2.3 in)	10 October 1954
Nov	51.1 mm (2.0 in)	16 November 1961
Dec	43.2 mm (1.7 in)	27 December 1904

Period of Record Coverage

1904 to 1921

18 years of record at Mt Horeb 1 WSW, 1904 to 1921. 4 years have data for under 90 percent of days and are left out of rankings: 1915, 1919, 1920, 1921.

Days with data per year at Mt Horeb 1 WSW
Year	Days with data	Share of year	Complete
1904	341	93%	Yes
1905	355	97%	Yes
1906	361	99%	Yes
1907	353	97%	Yes
1908	337	92%	Yes
1909	360	99%	Yes
1910	361	99%	Yes
1911	364	100%	Yes
1912	365	100%	Yes
1913	364	100%	Yes
1914	358	98%	Yes
1915	131	36%	No
1916	337	92%	Yes
1917	342	94%	Yes
1918	353	97%	Yes
1919	312	85%	No
1920	311	85%	No
1921	59	16%	No

Latest Records

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

Climate Trend

12 complete years, 1905 to 1918

One stripe for each of 12 complete years at Mt Horeb 1 WSW, 1905 to 1918. Blue stripes are years cooler than the station's own mean of 7.4 C (45.2 F); red stripes are warmer. The coolest year was 1917, at 5.8 C (42.4 F), and the warmest was 1911, at 8.2 C (46.8 F). The strongest colour marks a difference of 1.6 C (2.9 F).

Annual mean temperature at Mt Horeb 1 WSW as warming stripes, 1905 to 1918
Year	Annual mean temperature	Difference from the station mean
1905	7.1 C	-0.22 C
1906	7.9 C	+0.53 C
1907	6.9 C	-0.42 C
1909	7.2 C	-0.17 C
1910	7.9 C	+0.55 C
1911	8.2 C	+0.87 C
1912	6.4 C	-0.99 C
1913	7.9 C	+0.52 C
1914	7.6 C	+0.20 C
1916	7.5 C	+0.15 C
1917	5.8 C	-1.55 C
1918	7.9 C	+0.54 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

1904 to 1962

Yearly extremes at Mt Horeb 1 WSW: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	39.4 C (102.9 F)	1911	35.3 C (95.5 F)	18
Coldest night (TNn)	-34.4 C (-29.9 F)	1905	-30.3 C (-22.5 F)	18
Wettest day (Rx1day)	101.6 mm (4.0 in)	1959	57.2 mm (2.3 in)	30
Wettest five days (Rx5day)	167.7 mm (6.6 in)	1959	87.7 mm (3.5 in)	30
Longest dry spell (CDD)	46 days	1961	22 days	30

Hottest day (TXx)

The hottest day of the year at Mt Horeb 1 WSW, 1904 to 1962. The record is 39.4 C (102.9 F) in 1911, marked on the chart; the median year is 35.3 C (95.5 F).

Hottest day (TXx) at Mt Horeb 1 WSW by year
Year	Hottest day (TXx)
1904	35.0 C (95.0 F)
1905	35.0 C (95.0 F)
1906	32.8 C (91.0 F)
1907	31.7 C (89.1 F)
1908	35.6 C (96.1 F)
1909	36.7 C (98.1 F)
1910	37.2 C (99.0 F)
1911	39.4 C (102.9 F)
1912	36.1 C (97.0 F)
1913	35.6 C (96.1 F)
1914	35.0 C (95.0 F)
1915	15.6 C (60.1 F)
1916	36.7 C (98.1 F)
1917	35.6 C (96.1 F)
1918	36.1 C (97.0 F)
1919	35.0 C (95.0 F)
1920	33.3 C (91.9 F)
1921	16.7 C (62.1 F)
1951	n/a
1952	n/a
1953	n/a
1954	n/a
1955	n/a
1956	n/a
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a

Coldest night (TNn)

The coldest night of the year at Mt Horeb 1 WSW, 1904 to 1962. The record is -34.4 C (-29.9 F) in 1905, marked on the chart; the median year is -30.3 C (-22.5 F).

Coldest night (TNn) at Mt Horeb 1 WSW by year
Year	Coldest night (TNn)
1904	-31.1 C (-24.0 F)
1905	-34.4 C (-29.9 F)
1906	-23.3 C (-9.9 F)
1907	-27.2 C (-17.0 F)
1908	-28.3 C (-18.9 F)
1909	-30.6 C (-23.1 F)
1910	-30.6 C (-23.1 F)
1911	-26.1 C (-15.0 F)
1912	-34.4 C (-29.9 F)
1913	-26.7 C (-16.1 F)
1914	-27.8 C (-18.0 F)
1915	-31.1 C (-24.0 F)
1916	-31.1 C (-24.0 F)
1917	-30.6 C (-23.1 F)
1918	-30.0 C (-22.0 F)
1919	-32.2 C (-26.0 F)
1920	-26.7 C (-16.1 F)
1921	-20.0 C (-4.0 F)
1951	n/a
1952	n/a
1953	n/a
1954	n/a
1955	n/a
1956	n/a
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a

Wettest day (Rx1day)

The wettest day of the year at Mt Horeb 1 WSW, 1904 to 1962. The record is 101.6 mm (4.0 in) in 1959, marked on the chart; the median year is 57.2 mm (2.3 in).

Wettest day (Rx1day) at Mt Horeb 1 WSW by year
Year	Wettest day (Rx1day)
1904	54.1 mm (2.1 in)
1905	49.0 mm (1.9 in)
1906	38.1 mm (1.5 in)
1907	77.5 mm (3.1 in)
1908	82.0 mm (3.2 in)
1909	75.9 mm (3.0 in)
1910	56.4 mm (2.2 in)
1911	61.0 mm (2.4 in)
1912	76.2 mm (3.0 in)
1913	88.9 mm (3.5 in)
1914	71.1 mm (2.8 in)
1915	25.7 mm (1.0 in)
1916	63.8 mm (2.5 in)
1917	51.6 mm (2.0 in)
1918	30.5 mm (1.2 in)
1919	76.2 mm (3.0 in)
1920	53.3 mm (2.1 in)
1921	3.0 mm (0.12 in)
1951	31.8 mm (1.3 in)
1952	71.4 mm (2.8 in)
1953	44.5 mm (1.8 in)
1954	77.5 mm (3.1 in)
1955	96.0 mm (3.8 in)
1956	39.4 mm (1.6 in)
1957	76.2 mm (3.0 in)
1958	39.4 mm (1.6 in)
1959	101.6 mm (4.0 in)
1960	50.8 mm (2.0 in)
1961	57.9 mm (2.3 in)
1962	7.4 mm (0.29 in)

Wettest five days (Rx5day)

The wettest five days of the year at Mt Horeb 1 WSW, 1904 to 1962. The record is 167.7 mm (6.6 in) in 1959, marked on the chart; the median year is 87.7 mm (3.5 in).

Wettest five days (Rx5day) at Mt Horeb 1 WSW by year
Year	Wettest five days (Rx5day)
1904	87.1 mm (3.4 in)
1905	93.2 mm (3.7 in)
1906	85.3 mm (3.4 in)
1907	96.4 mm (3.8 in)
1908	93.2 mm (3.7 in)
1909	106.8 mm (4.2 in)
1910	88.2 mm (3.5 in)
1911	80.9 mm (3.2 in)
1912	77.6 mm (3.1 in)
1913	102.9 mm (4.1 in)
1914	82.7 mm (3.3 in)
1915	33.3 mm (1.3 in)
1916	84.8 mm (3.3 in)
1917	52.1 mm (2.1 in)
1918	55.9 mm (2.2 in)
1919	117.0 mm (4.6 in)
1920	117.0 mm (4.6 in)
1921	3.8 mm (0.15 in)
1951	71.7 mm (2.8 in)
1952	102.4 mm (4.0 in)
1953	78.7 mm (3.1 in)
1954	118.4 mm (4.7 in)
1955	96.0 mm (3.8 in)
1956	74.7 mm (2.9 in)
1957	112.8 mm (4.4 in)
1958	81.2 mm (3.2 in)
1959	167.7 mm (6.6 in)
1960	115.8 mm (4.6 in)
1961	104.4 mm (4.1 in)
1962	2.5 mm (0.10 in)

Longest dry spell (CDD)

The longest dry spell of the year at Mt Horeb 1 WSW, 1904 to 1962. The record is 46 days in 1961, marked on the chart; the median year is 22 days.

Longest dry spell (CDD) at Mt Horeb 1 WSW by year
Year	Longest dry spell (CDD)
1904	30 days
1905	16 days
1906	17 days
1907	15 days
1908	18 days
1909	17 days
1910	31 days
1911	27 days
1912	20 days
1913	26 days
1914	29 days
1915	19 days
1916	22 days
1917	25 days
1918	29 days
1919	38 days
1920	17 days
1921	16 days
1951	12 days
1952	30 days
1953	23 days
1954	21 days
1955	20 days
1956	17 days
1957	24 days
1958	30 days
1959	24 days
1960	17 days
1961	46 days
1962	5 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 Mt Horeb 1 WSW standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Mt Horeb 1 WSW 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.

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