St Charles Weather Records (USC00217277)

Record envelope, standing records and threshold days for St Charles (USC00217277), Minnesota, United States, with 31 years of record.

Key Facts for St Charles

St Charles (USC00217277) is a weather station in Minnesota, United States at 43.95 latitude and -92.07 longitude, 259 m (850 ft) above sea level.
The station reports from 1893 to 1923, 31 years of record.
1,464 records set at St Charles still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Minnesota, United States, 43.95 latitude, -92.07 longitude.
Elevation: 259 m (850 ft).
Period of record: 1893 to 1923, 31 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 St Charles. 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 St Charles, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	12.2 C (54.0 F)	-40.0 C (-40.0 F)	n/a	n/a
Feb	16.7 C (62.1 F)	-37.2 C (-35.0 F)	n/a	n/a
Mar	27.2 C (81.0 F)	-30.6 C (-23.1 F)	n/a	n/a
Apr	32.8 C (91.0 F)	-15.0 C (5.0 F)	n/a	n/a
May	34.4 C (93.9 F)	-8.3 C (17.1 F)	n/a	n/a
Jun	37.2 C (99.0 F)	-2.2 C (28.0 F)	n/a	n/a
Jul	40.0 C (104.0 F)	3.3 C (37.9 F)	n/a	n/a
Aug	37.2 C (99.0 F)	-1.1 C (30.0 F)	n/a	n/a
Sep	37.2 C (99.0 F)	-7.8 C (18.0 F)	n/a	n/a
Oct	31.1 C (88.0 F)	-11.7 C (10.9 F)	n/a	n/a
Nov	23.3 C (73.9 F)	-23.9 C (-11.0 F)	n/a	n/a
Dec	13.9 C (57.0 F)	-35.6 C (-32.1 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at St Charles still stand. 1894 holds the most, with 94.

Standing records at St Charles by the year they were set
Year set	Standing records
1893	62
1894	94
1895	67
1896	67
1897	71
1898	44
1899	69
1900	36
1901	57
1902	16
1903	21
1904	31
1905	27
1906	28
1907	33
1908	49
1909	61
1910	73
1911	53
1912	51
1913	66
1914	34
1915	44
1916	54
1917	50
1918	54
1919	15
1920	47
1921	45
1922	31
1923	14

Wettest Day of Each Month

Jun: 134.6 mm (5.3 in)

The wettest day on record for each calendar month at St Charles. The most was 134.6 mm (5.3 in) on 11 June 1899.

Record daily precipitation for each month at St Charles
Month	Record daily precipitation (mm)	Date
Jan	27.9 mm (1.1 in)	4 January 1906
Feb	55.9 mm (2.2 in)	27 February 1893
Mar	48.8 mm (1.9 in)	15 March 1919
Apr	68.1 mm (2.7 in)	28 April 1896
May	61.0 mm (2.4 in)	14 May 1905
Jun	134.6 mm (5.3 in)	11 June 1899
Jul	87.1 mm (3.4 in)	4 July 1901
Aug	113.0 mm (4.4 in)	11 August 1909
Sep	71.1 mm (2.8 in)	11 September 1900
Oct	108.0 mm (4.3 in)	27 October 1900
Nov	35.6 mm (1.4 in)	1 November 1922
Dec	40.6 mm (1.6 in)	11 December 1899

Period of Record Coverage

1893 to 1923

31 years of record at St Charles, 1893 to 1923. 4 years have data for under 90 percent of days and are left out of rankings: 1902, 1903, 1919, 1923.

Days with data per year at St Charles
Year	Days with data	Share of year	Complete
1893	364	100%	Yes
1894	365	100%	Yes
1895	365	100%	Yes
1896	365	100%	Yes
1897	365	100%	Yes
1898	364	100%	Yes
1899	357	98%	Yes
1900	358	98%	Yes
1901	361	99%	Yes
1902	146	40%	No
1903	147	40%	No
1904	346	95%	Yes
1905	359	98%	Yes
1906	361	99%	Yes
1907	350	96%	Yes
1908	357	98%	Yes
1909	358	98%	Yes
1910	357	98%	Yes
1911	357	98%	Yes
1912	362	99%	Yes
1913	361	99%	Yes
1914	361	99%	Yes
1915	358	98%	Yes
1916	344	94%	Yes
1917	356	98%	Yes
1918	362	99%	Yes
1919	320	88%	No
1920	348	95%	Yes
1921	354	97%	Yes
1922	343	94%	Yes
1923	119	33%	No

Latest Records

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

Climate Trend

25 complete years, 1893 to 1922

One stripe for each of 25 complete years at St Charles, 1893 to 1922. Blue stripes are years cooler than the station's own mean of 6.9 C (44.3 F); red stripes are warmer. The coolest year was 1917, at 4.5 C (40.1 F), and the warmest was 1921, at 9.0 C (48.2 F). The strongest colour marks a difference of 2.4 C (4.3 F).

Annual mean temperature at St Charles as warming stripes, 1893 to 1922
Year	Annual mean temperature	Difference from the station mean
1893	4.7 C	-2.11 C
1894	7.8 C	+0.90 C
1895	6.2 C	-0.69 C
1896	6.9 C	0.00 C
1897	6.5 C	-0.38 C
1898	7.0 C	+0.16 C
1899	6.3 C	-0.56 C
1900	7.4 C	+0.52 C
1901	7.3 C	+0.47 C
1904	5.9 C	-0.97 C
1905	6.7 C	-0.14 C
1906	7.2 C	+0.39 C
1907	6.1 C	-0.75 C
1908	7.9 C	+1.07 C
1909	6.2 C	-0.67 C
1910	6.7 C	-0.16 C
1911	7.8 C	+0.90 C
1912	6.0 C	-0.84 C
1913	7.8 C	+0.94 C
1914	7.5 C	+0.60 C
1915	6.9 C	+0.09 C
1917	4.5 C	-2.33 C
1918	7.5 C	+0.62 C
1921	9.0 C	+2.17 C
1922	7.7 C	+0.81 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 1923

Yearly extremes at St Charles: 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)	1894	35.6 C (96.1 F)	31
Coldest night (TNn)	-40.0 C (-40.0 F)	1912	-32.8 C (-27.0 F)	31
Wettest day (Rx1day)	134.6 mm (5.3 in)	1899	52.1 mm (2.1 in)	31
Wettest five days (Rx5day)	232.4 mm (9.1 in)	1909	88.7 mm (3.5 in)	31
Longest dry spell (CDD)	50 days	1903	24 days	31

Hottest day (TXx)

The hottest day of the year at St Charles, 1893 to 1923. The record is 40.0 C (104.0 F) in 1894, marked on the chart; the median year is 35.6 C (96.1 F).

Hottest day (TXx) at St Charles by year
Year	Hottest day (TXx)
1893	34.4 C (93.9 F)
1894	40.0 C (104.0 F)
1895	37.8 C (100.0 F)
1896	36.1 C (97.0 F)
1897	35.0 C (95.0 F)
1898	36.1 C (97.0 F)
1899	35.6 C (96.1 F)
1900	35.0 C (95.0 F)
1901	40.0 C (104.0 F)
1902	34.4 C (93.9 F)
1903	32.2 C (90.0 F)
1904	32.2 C (90.0 F)
1905	35.0 C (95.0 F)
1906	35.6 C (96.1 F)
1907	32.2 C (90.0 F)
1908	34.4 C (93.9 F)
1909	37.2 C (99.0 F)
1910	37.2 C (99.0 F)
1911	38.9 C (102.0 F)
1912	35.6 C (96.1 F)
1913	36.7 C (98.1 F)
1914	35.0 C (95.0 F)
1915	31.1 C (88.0 F)
1916	36.1 C (97.0 F)
1917	35.6 C (96.1 F)
1918	35.0 C (95.0 F)
1919	35.0 C (95.0 F)
1920	33.3 C (91.9 F)
1921	37.2 C (99.0 F)
1922	37.2 C (99.0 F)
1923	27.8 C (82.0 F)

Coldest night (TNn)

The coldest night of the year at St Charles, 1893 to 1923. The record is -40.0 C (-40.0 F) in 1912, marked on the chart; the median year is -32.8 C (-27.0 F).

Coldest night (TNn) at St Charles by year
Year	Coldest night (TNn)
1893	-34.4 C (-29.9 F)
1894	-30.6 C (-23.1 F)
1895	-35.6 C (-32.1 F)
1896	-30.6 C (-23.1 F)
1897	-32.8 C (-27.0 F)
1898	-30.0 C (-22.0 F)
1899	-37.2 C (-35.0 F)
1900	-32.8 C (-27.0 F)
1901	-35.6 C (-32.1 F)
1902	-31.7 C (-25.1 F)
1903	-32.2 C (-26.0 F)
1904	-35.6 C (-32.1 F)
1905	-32.8 C (-27.0 F)
1906	-30.6 C (-23.1 F)
1907	-32.2 C (-26.0 F)
1908	-28.9 C (-20.0 F)
1909	-32.8 C (-27.0 F)
1910	-30.6 C (-23.1 F)
1911	-35.0 C (-31.0 F)
1912	-40.0 C (-40.0 F)
1913	-30.0 C (-22.0 F)
1914	-34.4 C (-29.9 F)
1915	-38.9 C (-38.0 F)
1916	-33.9 C (-29.0 F)
1917	-35.6 C (-32.1 F)
1918	-34.4 C (-29.9 F)
1919	-28.9 C (-20.0 F)
1920	-30.6 C (-23.1 F)
1921	-26.7 C (-16.1 F)
1922	-31.1 C (-24.0 F)
1923	-31.7 C (-25.1 F)

Wettest day (Rx1day)

The wettest day of the year at St Charles, 1893 to 1923. The record is 134.6 mm (5.3 in) in 1899, marked on the chart; the median year is 52.1 mm (2.1 in).

Wettest day (Rx1day) at St Charles by year
Year	Wettest day (Rx1day)
1893	57.9 mm (2.3 in)
1894	55.1 mm (2.2 in)
1895	55.4 mm (2.2 in)
1896	68.1 mm (2.7 in)
1897	50.8 mm (2.0 in)
1898	58.7 mm (2.3 in)
1899	134.6 mm (5.3 in)
1900	108.0 mm (4.3 in)
1901	87.1 mm (3.4 in)
1902	33.8 mm (1.3 in)
1903	38.6 mm (1.5 in)
1904	45.2 mm (1.8 in)
1905	61.0 mm (2.4 in)
1906	63.5 mm (2.5 in)
1907	48.0 mm (1.9 in)
1908	55.4 mm (2.2 in)
1909	113.0 mm (4.4 in)
1910	34.0 mm (1.3 in)
1911	54.9 mm (2.2 in)
1912	52.8 mm (2.1 in)
1913	42.4 mm (1.7 in)
1914	57.7 mm (2.3 in)
1915	40.6 mm (1.6 in)
1916	50.8 mm (2.0 in)
1917	42.4 mm (1.7 in)
1918	36.8 mm (1.4 in)
1919	48.8 mm (1.9 in)
1920	52.1 mm (2.1 in)
1921	50.8 mm (2.0 in)
1922	50.8 mm (2.0 in)
1923	33.0 mm (1.3 in)

Wettest five days (Rx5day)

The wettest five days of the year at St Charles, 1893 to 1923. The record is 232.4 mm (9.1 in) in 1909, marked on the chart; the median year is 88.7 mm (3.5 in).

Wettest five days (Rx5day) at St Charles by year
Year	Wettest five days (Rx5day)
1893	68.8 mm (2.7 in)
1894	70.7 mm (2.8 in)
1895	68.6 mm (2.7 in)
1896	116.6 mm (4.6 in)
1897	73.7 mm (2.9 in)
1898	85.4 mm (3.4 in)
1899	206.1 mm (8.1 in)
1900	163.9 mm (6.5 in)
1901	143.5 mm (5.6 in)
1902	52.6 mm (2.1 in)
1903	78.5 mm (3.1 in)
1904	94.5 mm (3.7 in)
1905	127.0 mm (5.0 in)
1906	88.7 mm (3.5 in)
1907	95.6 mm (3.8 in)
1908	88.7 mm (3.5 in)
1909	232.4 mm (9.1 in)
1910	59.4 mm (2.3 in)
1911	96.8 mm (3.8 in)
1912	125.9 mm (5.0 in)
1913	49.1 mm (1.9 in)
1914	102.2 mm (4.0 in)
1915	102.7 mm (4.0 in)
1916	79.8 mm (3.1 in)
1917	70.4 mm (2.8 in)
1918	57.8 mm (2.3 in)
1919	58.4 mm (2.3 in)
1920	137.7 mm (5.4 in)
1921	115.2 mm (4.5 in)
1922	91.4 mm (3.6 in)
1923	33.0 mm (1.3 in)

Longest dry spell (CDD)

The longest dry spell of the year at St Charles, 1893 to 1923. The record is 50 days in 1903, marked on the chart; the median year is 24 days.

Longest dry spell (CDD) at St Charles by year
Year	Longest dry spell (CDD)
1893	26 days
1894	22 days
1895	22 days
1896	18 days
1897	24 days
1898	17 days
1899	20 days
1900	23 days
1901	20 days
1902	44 days
1903	50 days
1904	22 days
1905	27 days
1906	23 days
1907	25 days
1908	30 days
1909	16 days
1910	38 days
1911	36 days
1912	32 days
1913	25 days
1914	31 days
1915	23 days
1916	27 days
1917	29 days
1918	22 days
1919	17 days
1920	17 days
1921	27 days
1922	26 days
1923	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

25 years with a frost

Across 25 years with a frost, the median last spring frost at St Charles falls on 14 May and the median first autumn frost on 25 September, which leaves a median of 135 days between them.

Fitted over all years, the growing season changes by +7.3 days per decade at this station.

Frost dates and growing season at St Charles
Measure	Median, all years	Earliest period	Recent period (1893 to 1922)	Recent against earliest	Fitted trend
Last spring frost	14 May	n/a	14 May	n/a	-3.4 days per decade
First autumn frost	25 September	n/a	25 September	n/a	+3.9 days per decade
Growing days	135 days	n/a	135 days	n/a	+7.3 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 St Charles standing records by year: CSV or JSON. Field meanings are on the data page.
Data for St Charles 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 2026-10-14 (14 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).