Sunray 4 SW Weather Records (USC00418761)

Record envelope, standing records and threshold days for Sunray 4 SW (USC00418761), Texas, United States, with 53 years of record.

Key Facts for Sunray 4 SW

Sunray 4 SW (USC00418761) is a weather station in Texas, United States at 35.97 latitude and -101.87 longitude, 1,080 m (3,543 ft) above sea level.
The station reports from 1932 to 1984, 53 years of record.
1,464 records set at Sunray 4 SW still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Texas, United States, 35.97 latitude, -101.87 longitude.
Elevation: 1,080 m (3,543 ft).
Period of record: 1932 to 1984, 53 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 Sunray 4 SW. 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 Sunray 4 SW, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	26.1 C (79.0 F)	-24.4 C (-11.9 F)	n/a	n/a
Feb	30.6 C (87.1 F)	-20.6 C (-5.1 F)	n/a	n/a
Mar	32.2 C (90.0 F)	-16.7 C (1.9 F)	n/a	n/a
Apr	37.8 C (100.0 F)	-7.2 C (19.0 F)	n/a	n/a
May	38.9 C (102.0 F)	-1.1 C (30.0 F)	n/a	n/a
Jun	42.2 C (108.0 F)	5.6 C (42.1 F)	n/a	n/a
Jul	41.1 C (106.0 F)	11.7 C (53.1 F)	n/a	n/a
Aug	41.1 C (106.0 F)	10.6 C (51.1 F)	n/a	n/a
Sep	39.4 C (102.9 F)	1.7 C (35.1 F)	n/a	n/a
Oct	36.1 C (97.0 F)	-5.0 C (23.0 F)	n/a	n/a
Nov	30.6 C (87.1 F)	-16.7 C (1.9 F)	n/a	n/a
Dec	25.0 C (77.0 F)	-22.2 C (-8.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Sunray 4 SW still stand. 1978 holds the most, with 91.

Standing records at Sunray 4 SW by the year they were set
Year set	Standing records
1962	27
1963	77
1964	73
1965	67
1966	69
1967	74
1968	59
1969	72
1970	70
1971	70
1972	76
1973	71
1974	59
1975	60
1976	58
1977	43
1978	91
1979	53
1980	66
1981	60
1982	64
1983	79
1984	26

Wettest Day of Each Month

Oct: 114.0 mm (4.5 in)

The wettest day on record for each calendar month at Sunray 4 SW. The most was 114.0 mm (4.5 in) on 16 October 1968.

Record daily precipitation for each month at Sunray 4 SW
Month	Record daily precipitation (mm)	Date
Jan	16.8 mm (0.7 in)	3 January 1971
Feb	24.4 mm (1.0 in)	27 February 1966
Mar	47.5 mm (1.9 in)	27 March 1980
Apr	39.6 mm (1.6 in)	17 April 1970
May	76.2 mm (3.0 in)	3 May 1934
Jun	68.3 mm (2.7 in)	25 June 1965
Jul	85.6 mm (3.4 in)	17 July 1972
Aug	67.3 mm (2.6 in)	21 August 1980
Sep	77.0 mm (3.0 in)	1 September 1963
Oct	114.0 mm (4.5 in)	16 October 1968
Nov	34.3 mm (1.4 in)	1 November 1933
Dec	18.8 mm (0.7 in)	3 December 1973

Period of Record Coverage

1962 to 1984

23 years of record at Sunray 4 SW, 1962 to 1984. 3 years have data for under 90 percent of days and are left out of rankings: 1962, 1971, 1984.

Days with data per year at Sunray 4 SW
Year	Days with data	Share of year	Complete
1962	184	50%	No
1963	365	100%	Yes
1964	346	95%	Yes
1965	363	99%	Yes
1966	352	96%	Yes
1967	359	98%	Yes
1968	362	99%	Yes
1969	359	98%	Yes
1970	359	98%	Yes
1971	327	90%	No
1972	365	100%	Yes
1973	365	100%	Yes
1974	365	100%	Yes
1975	365	100%	Yes
1976	362	99%	Yes
1977	362	99%	Yes
1978	364	100%	Yes
1979	361	99%	Yes
1980	364	99%	Yes
1981	361	99%	Yes
1982	353	97%	Yes
1983	351	96%	Yes
1984	232	63%	No

Latest Records

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

Climate Trend

19 complete years, 1963 to 1983

One stripe for each of 19 complete years at Sunray 4 SW, 1963 to 1983. Blue stripes are years cooler than the station's own mean of 14.7 C (58.5 F); red stripes are warmer. The coolest year was 1983, at 13.8 C (56.9 F), and the warmest was 1981, at 16.0 C (60.7 F). The strongest colour marks a difference of 1.3 C (2.3 F).

Annual mean temperature at Sunray 4 SW as warming stripes, 1963 to 1983
Year	Annual mean temperature	Difference from the station mean
1963	15.3 C	+0.59 C
1965	14.8 C	+0.04 C
1966	14.3 C	-0.41 C
1967	15.2 C	+0.47 C
1968	14.5 C	-0.26 C
1969	14.7 C	-0.03 C
1970	14.8 C	+0.06 C
1972	14.7 C	-0.06 C
1973	14.0 C	-0.76 C
1974	15.3 C	+0.53 C
1975	14.6 C	-0.19 C
1976	14.6 C	-0.18 C
1977	15.6 C	+0.88 C
1978	14.1 C	-0.62 C
1979	14.2 C	-0.56 C
1980	15.2 C	+0.40 C
1981	16.0 C	+1.20 C
1982	14.5 C	-0.27 C
1983	13.8 C	-0.91 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

1932 to 1984

Yearly extremes at Sunray 4 SW: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	42.2 C (108.0 F)	1980	39.4 C (102.9 F)	23
Coldest night (TNn)	-24.4 C (-11.9 F)	1971	-18.3 C (-0.9 F)	23
Wettest day (Rx1day)	114.0 mm (4.5 in)	1968	43.7 mm (1.7 in)	28
Wettest five days (Rx5day)	137.9 mm (5.4 in)	1965	72.4 mm (2.8 in)	28
Longest dry spell (CDD)	113 days	1972	53 days	28

Hottest day (TXx)

The hottest day of the year at Sunray 4 SW, 1932 to 1984. The record is 42.2 C (108.0 F) in 1980, marked on the chart; the median year is 39.4 C (102.9 F).

Hottest day (TXx) at Sunray 4 SW by year
Year	Hottest day (TXx)
1932	n/a
1933	n/a
1934	n/a
1935	n/a
1955	n/a
1962	38.9 C (102.0 F)
1963	39.4 C (102.9 F)
1964	41.1 C (106.0 F)
1965	37.8 C (100.0 F)
1966	40.0 C (104.0 F)
1967	38.9 C (102.0 F)
1968	41.7 C (107.1 F)
1969	40.6 C (105.1 F)
1970	40.0 C (104.0 F)
1971	38.9 C (102.0 F)
1972	39.4 C (102.9 F)
1973	40.0 C (104.0 F)
1974	40.6 C (105.1 F)
1975	38.3 C (100.9 F)
1976	39.4 C (102.9 F)
1977	39.4 C (102.9 F)
1978	41.1 C (106.0 F)
1979	38.3 C (100.9 F)
1980	42.2 C (108.0 F)
1981	41.7 C (107.1 F)
1982	38.9 C (102.0 F)
1983	39.4 C (102.9 F)
1984	37.8 C (100.0 F)

Coldest night (TNn)

The coldest night of the year at Sunray 4 SW, 1932 to 1984. The record is -24.4 C (-11.9 F) in 1971, marked on the chart; the median year is -18.3 C (-0.9 F).

Coldest night (TNn) at Sunray 4 SW by year
Year	Coldest night (TNn)
1932	n/a
1933	n/a
1934	n/a
1935	n/a
1955	n/a
1962	-18.9 C (-2.0 F)
1963	-23.9 C (-11.0 F)
1964	-17.8 C (0.0 F)
1965	-13.3 C (8.1 F)
1966	-19.4 C (-2.9 F)
1967	-13.9 C (7.0 F)
1968	-16.7 C (1.9 F)
1969	-13.9 C (7.0 F)
1970	-15.6 C (3.9 F)
1971	-24.4 C (-11.9 F)
1972	-19.4 C (-2.9 F)
1973	-17.2 C (1.0 F)
1974	-17.8 C (0.0 F)
1975	-17.2 C (1.0 F)
1976	-18.9 C (-2.0 F)
1977	-18.3 C (-0.9 F)
1978	-18.3 C (-0.9 F)
1979	-21.7 C (-7.1 F)
1980	-15.0 C (5.0 F)
1981	-20.6 C (-5.1 F)
1982	-19.4 C (-2.9 F)
1983	-22.2 C (-8.0 F)
1984	-20.6 C (-5.1 F)

Wettest day (Rx1day)

The wettest day of the year at Sunray 4 SW, 1932 to 1984. The record is 114.0 mm (4.5 in) in 1968, marked on the chart; the median year is 43.7 mm (1.7 in).

Wettest day (Rx1day) at Sunray 4 SW by year
Year	Wettest day (Rx1day)
1932	12.7 mm (0.5 in)
1933	34.3 mm (1.4 in)
1934	76.2 mm (3.0 in)
1935	33.0 mm (1.3 in)
1955	43.2 mm (1.7 in)
1962	44.5 mm (1.8 in)
1963	77.0 mm (3.0 in)
1964	52.3 mm (2.1 in)
1965	68.3 mm (2.7 in)
1966	26.2 mm (1.0 in)
1967	48.3 mm (1.9 in)
1968	114.0 mm (4.5 in)
1969	59.2 mm (2.3 in)
1970	39.6 mm (1.6 in)
1971	41.1 mm (1.6 in)
1972	85.6 mm (3.4 in)
1973	45.7 mm (1.8 in)
1974	24.1 mm (0.9 in)
1975	54.9 mm (2.2 in)
1976	22.4 mm (0.9 in)
1977	27.7 mm (1.1 in)
1978	44.2 mm (1.7 in)
1979	46.0 mm (1.8 in)
1980	67.3 mm (2.6 in)
1981	35.8 mm (1.4 in)
1982	38.9 mm (1.5 in)
1983	37.6 mm (1.5 in)
1984	25.4 mm (1.0 in)

Wettest five days (Rx5day)

The wettest five days of the year at Sunray 4 SW, 1932 to 1984. The record is 137.9 mm (5.4 in) in 1965, marked on the chart; the median year is 72.4 mm (2.8 in).

Wettest five days (Rx5day) at Sunray 4 SW by year
Year	Wettest five days (Rx5day)
1932	13.0 mm (0.5 in)
1933	57.3 mm (2.3 in)
1934	87.7 mm (3.5 in)
1935	48.2 mm (1.9 in)
1955	88.7 mm (3.5 in)
1962	57.5 mm (2.3 in)
1963	93.5 mm (3.7 in)
1964	99.9 mm (3.9 in)
1965	137.9 mm (5.4 in)
1966	66.1 mm (2.6 in)
1967	74.5 mm (2.9 in)
1968	114.0 mm (4.5 in)
1969	77.8 mm (3.1 in)
1970	43.9 mm (1.7 in)
1971	64.5 mm (2.5 in)
1972	126.3 mm (5.0 in)
1973	55.1 mm (2.2 in)
1974	45.7 mm (1.8 in)
1975	66.5 mm (2.6 in)
1976	34.9 mm (1.4 in)
1977	75.7 mm (3.0 in)
1978	88.7 mm (3.5 in)
1979	70.2 mm (2.8 in)
1980	98.9 mm (3.9 in)
1981	80.5 mm (3.2 in)
1982	106.4 mm (4.2 in)
1983	45.7 mm (1.8 in)
1984	39.4 mm (1.6 in)

Longest dry spell (CDD)

The longest dry spell of the year at Sunray 4 SW, 1932 to 1984. The record is 113 days in 1972, marked on the chart; the median year is 53 days.

Longest dry spell (CDD) at Sunray 4 SW by year
Year	Longest dry spell (CDD)
1932	22 days
1933	66 days
1934	42 days
1935	61 days
1955	31 days
1962	42 days
1963	47 days
1964	51 days
1965	59 days
1966	70 days
1967	86 days
1968	35 days
1969	59 days
1970	76 days
1971	37 days
1972	113 days
1973	54 days
1974	67 days
1975	42 days
1976	63 days
1977	49 days
1978	42 days
1979	46 days
1980	64 days
1981	59 days
1982	51 days
1983	42 days
1984	66 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 Sunray 4 SW standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Sunray 4 SW 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).