Santa Rita 20 N Weather Records (USC00247362)

Record envelope, standing records and threshold days for Santa Rita 20 N (USC00247362), Montana, United States, with 40 years of record.

Key Facts for Santa Rita 20 N

Santa Rita 20 N (USC00247362) is a weather station in Montana, United States at 48.98 latitude and -112.32 longitude, 1,247 m (4,090 ft) above sea level.
The station reports from 1950 to 1989, 40 years of record.
1,464 records set at Santa Rita 20 N still stand.
Records are tracked for prcp: an element needs 30 years of data to be eligible.

About the Station

Location: Montana, United States, 48.98 latitude, -112.32 longitude.
Elevation: 1,247 m (4,090 ft).
Period of record: 1950 to 1989, 40 years.
Eligible elements: prcp.

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 Santa Rita 20 N. 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 Santa Rita 20 N, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	15.6 C (60.1 F)	-40.0 C (-40.0 F)	n/a	n/a
Feb	17.2 C (63.0 F)	-38.3 C (-36.9 F)	n/a	n/a
Mar	20.0 C (68.0 F)	-31.1 C (-24.0 F)	n/a	n/a
Apr	28.3 C (82.9 F)	-16.1 C (3.0 F)	n/a	n/a
May	31.1 C (88.0 F)	-12.2 C (10.0 F)	n/a	n/a
Jun	34.4 C (93.9 F)	-1.7 C (28.9 F)	n/a	n/a
Jul	35.6 C (96.1 F)	-2.2 C (28.0 F)	n/a	n/a
Aug	37.2 C (99.0 F)	-1.1 C (30.0 F)	n/a	n/a
Sep	32.8 C (91.0 F)	-12.2 C (10.0 F)	n/a	n/a
Oct	28.9 C (84.0 F)	-22.8 C (-9.0 F)	n/a	n/a
Nov	23.3 C (73.9 F)	-31.7 C (-25.1 F)	n/a	n/a
Dec	16.1 C (61.0 F)	-37.8 C (-36.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Santa Rita 20 N still stand. 1985 holds the most, with 109.

Standing records at Santa Rita 20 N by the year they were set
Year set	Standing records
1962	52
1963	31
1969	18
1970	62
1971	85
1972	47
1973	10
1974	27
1975	20
1976	44
1977	73
1978	49
1979	89
1980	79
1981	78
1982	85
1983	71
1984	96
1985	109
1986	92
1987	108
1988	74
1989	65

Wettest Day of Each Month

Jun: 81.3 mm (3.2 in)

The wettest day on record for each calendar month at Santa Rita 20 N. The most was 81.3 mm (3.2 in) on 11 June 1989.

Record daily precipitation for each month at Santa Rita 20 N
Month	Record daily precipitation (mm)	Date
Jan	21.8 mm (0.9 in)	25 January 1959
Feb	17.5 mm (0.7 in)	26 February 1958
Mar	32.3 mm (1.3 in)	23 March 1987
Apr	19.1 mm (0.8 in)	7 April 1982
May	41.9 mm (1.6 in)	1 May 1951
Jun	81.3 mm (3.2 in)	11 June 1989
Jul	50.5 mm (2.0 in)	12 July 1955
Aug	69.1 mm (2.7 in)	23 August 1978
Sep	54.6 mm (2.1 in)	12 September 1978
Oct	20.8 mm (0.8 in)	9 October 1959
Nov	18.8 mm (0.7 in)	12 November 1978
Dec	21.1 mm (0.8 in)	2 December 1972

Period of Record Coverage

1962 to 1989

23 years of record at Santa Rita 20 N, 1962 to 1989. 9 years have data for under 90 percent of days and are left out of rankings: 1962, 1963, 1969, 1971, 1972, 1973, 1974, 1975 and others.

Days with data per year at Santa Rita 20 N
Year	Days with data	Share of year	Complete
1962	243	67%	No
1963	115	32%	No
1969	62	17%	No
1970	341	93%	Yes
1971	312	85%	No
1972	201	55%	No
1973	31	8%	No
1974	92	25%	No
1975	100	27%	No
1976	269	73%	No
1977	360	99%	Yes
1978	330	90%	Yes
1979	362	99%	Yes
1980	362	99%	Yes
1981	360	99%	Yes
1982	354	97%	Yes
1983	359	98%	Yes
1984	363	99%	Yes
1985	355	97%	Yes
1986	351	96%	Yes
1987	362	99%	Yes
1988	354	97%	Yes
1989	347	95%	Yes

Latest Records

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

Climate Trend

12 complete years, 1970 to 1988

One stripe for each of 12 complete years at Santa Rita 20 N, 1970 to 1988. Blue stripes are years cooler than the station's own mean of 4.7 C (40.5 F); red stripes are warmer. The coolest year was 1982, at 2.5 C (36.5 F), and the warmest was 1987, at 7.1 C (44.8 F). The strongest colour marks a difference of 2.4 C (4.3 F).

Annual mean temperature at Santa Rita 20 N as warming stripes, 1970 to 1988
Year	Annual mean temperature	Difference from the station mean
1970	3.7 C	-1.04 C
1977	4.6 C	-0.09 C
1979	3.9 C	-0.81 C
1980	4.3 C	-0.42 C
1981	6.1 C	+1.35 C
1982	2.5 C	-2.22 C
1983	4.8 C	+0.06 C
1984	4.4 C	-0.31 C
1985	3.3 C	-1.42 C
1986	5.6 C	+0.90 C
1987	7.1 C	+2.38 C
1988	6.3 C	+1.58 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

1950 to 1989

Yearly extremes at Santa Rita 20 N: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	37.2 C (99.0 F)	1983	32.8 C (91.0 F)	23
Coldest night (TNn)	-40.0 C (-40.0 F)	1972	-31.7 C (-25.1 F)	23
Wettest day (Rx1day)	81.3 mm (3.2 in)	1989	31.2 mm (1.2 in)	35
Wettest five days (Rx5day)	101.8 mm (4.0 in)	1978	45.5 mm (1.8 in)	35
Longest dry spell (CDD)	70 days	1960	35 days	35

Hottest day (TXx)

The hottest day of the year at Santa Rita 20 N, 1950 to 1989. The record is 37.2 C (99.0 F) in 1983, marked on the chart; the median year is 32.8 C (91.0 F).

Hottest day (TXx) at Santa Rita 20 N by year
Year	Hottest day (TXx)
1950	n/a
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	33.9 C (93.0 F)
1963	25.6 C (78.1 F)
1969	19.4 C (66.9 F)
1970	34.4 C (93.9 F)
1971	35.6 C (96.1 F)
1972	30.0 C (86.0 F)
1973	11.7 C (53.1 F)
1974	34.4 C (93.9 F)
1975	35.0 C (95.0 F)
1976	32.8 C (91.0 F)
1977	32.8 C (91.0 F)
1978	30.6 C (87.1 F)
1979	32.8 C (91.0 F)
1980	31.7 C (89.1 F)
1981	32.8 C (91.0 F)
1982	33.3 C (91.9 F)
1983	37.2 C (99.0 F)
1984	35.0 C (95.0 F)
1985	34.4 C (93.9 F)
1986	32.8 C (91.0 F)
1987	33.3 C (91.9 F)
1988	35.6 C (96.1 F)
1989	32.2 C (90.0 F)

Coldest night (TNn)

The coldest night of the year at Santa Rita 20 N, 1950 to 1989. The record is -40.0 C (-40.0 F) in 1972, marked on the chart; the median year is -31.7 C (-25.1 F).

Coldest night (TNn) at Santa Rita 20 N by year
Year	Coldest night (TNn)
1950	n/a
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	-22.8 C (-9.0 F)
1963	-32.2 C (-26.0 F)
1969	-17.2 C (1.0 F)
1970	-33.3 C (-27.9 F)
1971	-37.8 C (-36.0 F)
1972	-40.0 C (-40.0 F)
1973	-29.4 C (-20.9 F)
1974	-3.3 C (26.1 F)
1975	0.6 C (33.1 F)
1976	-20.0 C (-4.0 F)
1977	-36.7 C (-34.1 F)
1978	-31.1 C (-24.0 F)
1979	-30.6 C (-23.1 F)
1980	-31.7 C (-25.1 F)
1981	-32.2 C (-26.0 F)
1982	-32.8 C (-27.0 F)
1983	-37.8 C (-36.0 F)
1984	-34.4 C (-29.9 F)
1985	-31.7 C (-25.1 F)
1986	-32.8 C (-27.0 F)
1987	-27.2 C (-17.0 F)
1988	-28.9 C (-20.0 F)
1989	-38.3 C (-36.9 F)

Wettest day (Rx1day)

The wettest day of the year at Santa Rita 20 N, 1950 to 1989. The record is 81.3 mm (3.2 in) in 1989, marked on the chart; the median year is 31.2 mm (1.2 in).

Wettest day (Rx1day) at Santa Rita 20 N by year
Year	Wettest day (Rx1day)
1950	26.4 mm (1.0 in)
1951	41.9 mm (1.6 in)
1952	32.8 mm (1.3 in)
1953	50.8 mm (2.0 in)
1954	14.7 mm (0.6 in)
1955	50.5 mm (2.0 in)
1956	35.3 mm (1.4 in)
1957	13.5 mm (0.5 in)
1958	36.1 mm (1.4 in)
1959	39.6 mm (1.6 in)
1960	50.5 mm (2.0 in)
1961	24.9 mm (1.0 in)
1962	15.2 mm (0.6 in)
1963	5.1 mm (0.20 in)
1969	6.4 mm (0.25 in)
1970	54.4 mm (2.1 in)
1971	35.1 mm (1.4 in)
1972	33.8 mm (1.3 in)
1973	0.0 mm (0.00 in)
1974	21.8 mm (0.9 in)
1975	64.8 mm (2.6 in)
1976	19.6 mm (0.8 in)
1977	20.3 mm (0.8 in)
1978	69.1 mm (2.7 in)
1979	20.1 mm (0.8 in)
1980	30.0 mm (1.2 in)
1981	52.8 mm (2.1 in)
1982	29.2 mm (1.1 in)
1983	20.3 mm (0.8 in)
1984	25.7 mm (1.0 in)
1985	39.6 mm (1.6 in)
1986	25.9 mm (1.0 in)
1987	33.5 mm (1.3 in)
1988	31.2 mm (1.2 in)
1989	81.3 mm (3.2 in)

Wettest five days (Rx5day)

The wettest five days of the year at Santa Rita 20 N, 1950 to 1989. The record is 101.8 mm (4.0 in) in 1978, marked on the chart; the median year is 45.5 mm (1.8 in).

Wettest five days (Rx5day) at Santa Rita 20 N by year
Year	Wettest five days (Rx5day)
1950	45.5 mm (1.8 in)
1951	84.3 mm (3.3 in)
1952	37.7 mm (1.5 in)
1953	99.3 mm (3.9 in)
1954	27.5 mm (1.1 in)
1955	52.5 mm (2.1 in)
1956	59.5 mm (2.3 in)
1957	24.2 mm (1.0 in)
1958	36.1 mm (1.4 in)
1959	45.2 mm (1.8 in)
1960	67.3 mm (2.6 in)
1961	41.7 mm (1.6 in)
1962	19.3 mm (0.8 in)
1963	5.9 mm (0.23 in)
1969	6.4 mm (0.25 in)
1970	71.7 mm (2.8 in)
1971	60.7 mm (2.4 in)
1972	72.4 mm (2.9 in)
1973	0.0 mm (0.00 in)
1974	47.0 mm (1.9 in)
1975	87.2 mm (3.4 in)
1976	39.6 mm (1.6 in)
1977	36.0 mm (1.4 in)
1978	101.8 mm (4.0 in)
1979	36.9 mm (1.5 in)
1980	70.9 mm (2.8 in)
1981	75.4 mm (3.0 in)
1982	61.7 mm (2.4 in)
1983	34.8 mm (1.4 in)
1984	29.6 mm (1.2 in)
1985	70.4 mm (2.8 in)
1986	38.2 mm (1.5 in)
1987	85.9 mm (3.4 in)
1988	34.5 mm (1.4 in)
1989	94.0 mm (3.7 in)

Longest dry spell (CDD)

The longest dry spell of the year at Santa Rita 20 N, 1950 to 1989. The record is 70 days in 1960, marked on the chart; the median year is 35 days.

Longest dry spell (CDD) at Santa Rita 20 N by year
Year	Longest dry spell (CDD)
1950	33 days
1951	42 days
1952	29 days
1953	41 days
1954	36 days
1955	48 days
1956	35 days
1957	36 days
1958	37 days
1959	36 days
1960	70 days
1961	41 days
1962	36 days
1963	32 days
1969	23 days
1970	40 days
1971	25 days
1972	53 days
1973	31 days
1974	18 days
1975	13 days
1976	33 days
1977	35 days
1978	20 days
1979	19 days
1980	23 days
1981	45 days
1982	22 days
1983	40 days
1984	37 days
1985	32 days
1986	26 days
1987	34 days
1988	26 days
1989	37 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 Santa Rita 20 N standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Santa Rita 20 N 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).