Bancroft Weather Records (USC00130463)

Record envelope, standing records and threshold days for Bancroft (USC00130463), Iowa, United States, with 56 years of record.

Key Facts for Bancroft

Bancroft (USC00130463) is a weather station in Iowa, United States at 43.30 latitude and -94.22 longitude, 366 m (1,201 ft) above sea level.
The station reports from 1899 to 1954, 56 years of record.
1,464 records set at Bancroft still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Iowa, United States, 43.30 latitude, -94.22 longitude.
Elevation: 366 m (1,201 ft).
Period of record: 1899 to 1954, 56 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 Bancroft. 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 Bancroft, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	18.3 C (64.9 F)	-33.9 C (-29.0 F)	n/a	n/a
Feb	17.2 C (63.0 F)	-30.0 C (-22.0 F)	n/a	n/a
Mar	26.1 C (79.0 F)	-31.7 C (-25.1 F)	n/a	n/a
Apr	33.9 C (93.0 F)	-12.2 C (10.0 F)	n/a	n/a
May	33.9 C (93.0 F)	-3.9 C (25.0 F)	n/a	n/a
Jun	38.3 C (100.9 F)	0.6 C (33.1 F)	n/a	n/a
Jul	38.9 C (102.0 F)	6.7 C (44.1 F)	n/a	n/a
Aug	37.2 C (99.0 F)	0.6 C (33.1 F)	n/a	n/a
Sep	36.7 C (98.1 F)	-7.2 C (19.0 F)	n/a	n/a
Oct	33.3 C (91.9 F)	-10.0 C (14.0 F)	n/a	n/a
Nov	26.1 C (79.0 F)	-22.8 C (-9.0 F)	n/a	n/a
Dec	17.8 C (64.0 F)	-28.3 C (-18.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Bancroft still stand. 1942 holds the most, with 127.

Wettest Day of Each Month

Jun: 128.8 mm (5.1 in)

The wettest day on record for each calendar month at Bancroft. The most was 128.8 mm (5.1 in) on 18 June 1954.

Record daily precipitation for each month at Bancroft
Month	Record daily precipitation (mm)	Date
Jan	27.9 mm (1.1 in)	30 January 1947
Feb	43.2 mm (1.7 in)	28 February 1948
Mar	33.5 mm (1.3 in)	30 March 1946
Apr	37.3 mm (1.5 in)	4 April 1945
May	64.8 mm (2.6 in)	16 May 1943
Jun	128.8 mm (5.1 in)	18 June 1954
Jul	77.0 mm (3.0 in)	7 July 1952
Aug	101.6 mm (4.0 in)	11 August 1945
Sep	52.1 mm (2.1 in)	8 September 1941
Oct	46.7 mm (1.8 in)	3 October 1951
Nov	34.8 mm (1.4 in)	26 November 1952
Dec	24.1 mm (0.9 in)	25 December 1945

Period of Record Coverage

1899 to 1954

17 years of record at Bancroft, 1899 to 1954. 5 years have data for under 90 percent of days and are left out of rankings: 1899, 1901, 1941, 1949, 1954.

Days with data per year at Bancroft
Year	Days with data	Share of year	Complete
1899	252	69%	No
1900	333	91%	Yes
1901	117	32%	No
1941	132	36%	No
1942	364	100%	Yes
1943	365	100%	Yes
1944	365	100%	Yes
1945	362	99%	Yes
1946	364	100%	Yes
1947	364	100%	Yes
1948	362	99%	Yes
1949	323	88%	No
1950	363	99%	Yes
1951	362	99%	Yes
1952	335	92%	Yes
1953	364	100%	Yes
1954	284	78%	No

Latest Records

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

Climate Trend

10 complete years, 1942 to 1953

One stripe for each of 10 complete years at Bancroft, 1942 to 1953. Blue stripes are years cooler than the station's own mean of 7.8 C (46.0 F); red stripes are warmer. The coolest year was 1951, at 6.7 C (44.0 F), and the warmest was 1953, at 9.0 C (48.3 F). The strongest colour marks a difference of 1.3 C (2.3 F).

Annual mean temperature at Bancroft as warming stripes, 1942 to 1953
Year	Annual mean temperature	Difference from the station mean
1942	8.1 C	+0.37 C
1943	7.1 C	-0.70 C
1944	8.4 C	+0.61 C
1945	7.3 C	-0.48 C
1946	8.5 C	+0.69 C
1947	7.7 C	-0.08 C
1948	8.0 C	+0.27 C
1950	6.9 C	-0.87 C
1951	6.7 C	-1.11 C
1953	9.0 C	+1.27 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

1899 to 1954

Yearly extremes at Bancroft: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	38.9 C (102.0 F)	1948	36.1 C (97.0 F)	17
Coldest night (TNn)	-33.9 C (-29.0 F)	1942	-28.9 C (-20.0 F)	17
Wettest day (Rx1day)	128.8 mm (5.1 in)	1954	55.4 mm (2.2 in)	17
Wettest five days (Rx5day)	185.7 mm (7.3 in)	1954	84.6 mm (3.3 in)	17
Longest dry spell (CDD)	55 days	1952	31 days	17

Hottest day (TXx)

The hottest day of the year at Bancroft, 1899 to 1954. The record is 38.9 C (102.0 F) in 1948, marked on the chart; the median year is 36.1 C (97.0 F).

Hottest day (TXx) at Bancroft by year
Year	Hottest day (TXx)
1899	35.6 C (96.1 F)
1900	34.4 C (93.9 F)
1901	29.4 C (84.9 F)
1941	33.9 C (93.0 F)
1942	37.2 C (99.0 F)
1943	36.1 C (97.0 F)
1944	35.6 C (96.1 F)
1945	35.6 C (96.1 F)
1946	34.4 C (93.9 F)
1947	38.3 C (100.9 F)
1948	38.9 C (102.0 F)
1949	37.2 C (99.0 F)
1950	33.9 C (93.0 F)
1951	36.1 C (97.0 F)
1952	37.2 C (99.0 F)
1953	38.3 C (100.9 F)
1954	36.7 C (98.1 F)

Coldest night (TNn)

The coldest night of the year at Bancroft, 1899 to 1954. The record is -33.9 C (-29.0 F) in 1942, marked on the chart; the median year is -28.9 C (-20.0 F).

Coldest night (TNn) at Bancroft by year
Year	Coldest night (TNn)
1899	-23.9 C (-11.0 F)
1900	-30.0 C (-22.0 F)
1901	-23.9 C (-11.0 F)
1941	-19.4 C (-2.9 F)
1942	-33.9 C (-29.0 F)
1943	-32.8 C (-27.0 F)
1944	-27.8 C (-18.0 F)
1945	-26.7 C (-16.1 F)
1946	-29.4 C (-20.9 F)
1947	-26.7 C (-16.1 F)
1948	-31.7 C (-25.1 F)
1949	-26.1 C (-15.0 F)
1950	-28.9 C (-20.0 F)
1951	-29.4 C (-20.9 F)
1952	-28.9 C (-20.0 F)
1953	-25.0 C (-13.0 F)
1954	-31.1 C (-24.0 F)

Wettest day (Rx1day)

The wettest day of the year at Bancroft, 1899 to 1954. The record is 128.8 mm (5.1 in) in 1954, marked on the chart; the median year is 55.4 mm (2.2 in).

Wettest day (Rx1day) at Bancroft by year
Year	Wettest day (Rx1day)
1899	70.1 mm (2.8 in)
1900	57.2 mm (2.3 in)
1901	25.4 mm (1.0 in)
1941	52.1 mm (2.1 in)
1942	24.9 mm (1.0 in)
1943	64.8 mm (2.6 in)
1944	71.1 mm (2.8 in)
1945	101.6 mm (4.0 in)
1946	53.8 mm (2.1 in)
1947	82.6 mm (3.3 in)
1948	50.8 mm (2.0 in)
1949	52.6 mm (2.1 in)
1950	50.8 mm (2.0 in)
1951	55.4 mm (2.2 in)
1952	77.0 mm (3.0 in)
1953	28.4 mm (1.1 in)
1954	128.8 mm (5.1 in)

Wettest five days (Rx5day)

The wettest five days of the year at Bancroft, 1899 to 1954. The record is 185.7 mm (7.3 in) in 1954, marked on the chart; the median year is 84.6 mm (3.3 in).

Wettest five days (Rx5day) at Bancroft by year
Year	Wettest five days (Rx5day)
1899	81.6 mm (3.2 in)
1900	80.3 mm (3.2 in)
1901	27.8 mm (1.1 in)
1941	93.2 mm (3.7 in)
1942	39.4 mm (1.6 in)
1943	79.7 mm (3.1 in)
1944	107.4 mm (4.2 in)
1945	154.2 mm (6.1 in)
1946	88.1 mm (3.5 in)
1947	122.2 mm (4.8 in)
1948	59.5 mm (2.3 in)
1949	84.6 mm (3.3 in)
1950	84.1 mm (3.3 in)
1951	96.5 mm (3.8 in)
1952	116.4 mm (4.6 in)
1953	73.6 mm (2.9 in)
1954	185.7 mm (7.3 in)

Longest dry spell (CDD)

The longest dry spell of the year at Bancroft, 1899 to 1954. The record is 55 days in 1952, marked on the chart; the median year is 31 days.

Longest dry spell (CDD) at Bancroft by year
Year	Longest dry spell (CDD)
1899	22 days
1900	27 days
1901	11 days
1941	21 days
1942	38 days
1943	53 days
1944	41 days
1945	30 days
1946	33 days
1947	38 days
1948	22 days
1949	32 days
1950	31 days
1951	21 days
1952	55 days
1953	31 days
1954	22 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 Bancroft standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Bancroft 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).