Crystal Springs 4 NNE Weather Records (USC00222099)

Record envelope, standing records and threshold days for Crystal Springs 4 NNE (USC00222099), Mississippi, United States, with 31 years of record.

Key Facts for Crystal Springs 4 NNE

Crystal Springs 4 NNE (USC00222099) is a weather station in Mississippi, United States at 32.03 latitude and -90.32 longitude, 113 m (371 ft) above sea level.
The station reports from 1954 to 1984, 31 years of record.
1,464 records set at Crystal Springs 4 NNE still stand.
Records are tracked for tmax, tmin, prcp, snow, snwd: an element needs 30 years of data to be eligible.

About the Station

Location: Mississippi, United States, 32.03 latitude, -90.32 longitude.
Elevation: 113 m (371 ft).
Period of record: 1954 to 1984, 31 years.
Eligible elements: tmax, tmin, prcp, snow, snwd.

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 Crystal Springs 4 NNE. 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 Crystal Springs 4 NNE, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	27.2 C (81.0 F)	-18.9 C (-2.0 F)	n/a	n/a
Feb	29.4 C (84.9 F)	-12.8 C (9.0 F)	n/a	n/a
Mar	32.2 C (90.0 F)	-11.1 C (12.0 F)	n/a	n/a
Apr	32.2 C (90.0 F)	-1.7 C (28.9 F)	n/a	n/a
May	36.1 C (97.0 F)	2.8 C (37.0 F)	n/a	n/a
Jun	39.4 C (102.9 F)	7.2 C (45.0 F)	n/a	n/a
Jul	39.4 C (102.9 F)	10.0 C (50.0 F)	n/a	n/a
Aug	39.4 C (102.9 F)	11.1 C (52.0 F)	n/a	n/a
Sep	39.4 C (102.9 F)	2.2 C (36.0 F)	n/a	n/a
Oct	35.0 C (95.0 F)	-3.3 C (26.1 F)	n/a	n/a
Nov	30.6 C (87.1 F)	-10.0 C (14.0 F)	n/a	n/a
Dec	28.3 C (82.9 F)	-15.0 C (5.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Crystal Springs 4 NNE still stand. 1963 holds the most, with 74.

Standing records at Crystal Springs 4 NNE by the year they were set
Year set	Standing records
1954	7
1955	61
1956	48
1957	73
1958	54
1959	39
1960	63
1961	46
1962	70
1963	74
1964	49
1965	46
1966	38
1967	64
1968	27
1969	51
1970	43
1971	35
1972	65
1973	37
1974	53
1975	44
1976	44
1977	52
1978	34
1979	27
1980	60
1981	39
1982	50
1983	38
1984	33

Wettest Day of Each Month

Apr: 163.1 mm (6.4 in)

The wettest day on record for each calendar month at Crystal Springs 4 NNE. The most was 163.1 mm (6.4 in) on 12 April 1980.

Record daily precipitation for each month at Crystal Springs 4 NNE
Month	Record daily precipitation (mm)	Date
Jan	109.7 mm (4.3 in)	20 January 1979
Feb	136.7 mm (5.4 in)	24 February 1979
Mar	111.3 mm (4.4 in)	30 March 1980
Apr	163.1 mm (6.4 in)	12 April 1980
May	107.2 mm (4.2 in)	8 May 1978
Jun	82.6 mm (3.3 in)	16 June 1958
Jul	89.9 mm (3.5 in)	2 July 1981
Aug	87.9 mm (3.5 in)	11 August 1966
Sep	91.4 mm (3.6 in)	21 September 1979
Oct	150.4 mm (5.9 in)	5 October 1964
Nov	141.2 mm (5.6 in)	28 November 1964
Dec	124.5 mm (4.9 in)	28 December 1983

Period of Record Coverage

1954 to 1984

31 years of record at Crystal Springs 4 NNE, 1954 to 1984. 2 years have data for under 90 percent of days and are left out of rankings: 1954, 1984.

Days with data per year at Crystal Springs 4 NNE
Year	Days with data	Share of year	Complete
1954	78	21%	No
1955	365	100%	Yes
1956	366	100%	Yes
1957	364	100%	Yes
1958	365	100%	Yes
1959	364	100%	Yes
1960	364	99%	Yes
1961	363	99%	Yes
1962	365	100%	Yes
1963	365	100%	Yes
1964	366	100%	Yes
1965	364	100%	Yes
1966	365	100%	Yes
1967	365	100%	Yes
1968	366	100%	Yes
1969	365	100%	Yes
1970	365	100%	Yes
1971	365	100%	Yes
1972	363	99%	Yes
1973	365	100%	Yes
1974	365	100%	Yes
1975	365	100%	Yes
1976	366	100%	Yes
1977	365	100%	Yes
1978	364	100%	Yes
1979	365	100%	Yes
1980	366	100%	Yes
1981	365	100%	Yes
1982	365	100%	Yes
1983	364	100%	Yes
1984	303	83%	No

Latest Records

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

Climate Trend

29 complete years, 1955 to 1983

One stripe for each of 29 complete years at Crystal Springs 4 NNE, 1955 to 1983. Blue stripes are years cooler than the station's own mean of 18.0 C (64.4 F); red stripes are warmer. The coolest year was 1968, at 17.1 C (62.8 F), and the warmest was 1957, at 18.7 C (65.7 F). The strongest colour marks a difference of 0.9 C (1.6 F).

Annual mean temperature at Crystal Springs 4 NNE as warming stripes, 1955 to 1983
Year	Annual mean temperature	Difference from the station mean
1955	18.4 C	+0.43 C
1956	18.7 C	+0.69 C
1957	18.7 C	+0.71 C
1958	17.3 C	-0.67 C
1959	18.1 C	+0.09 C
1960	17.5 C	-0.51 C
1961	17.5 C	-0.47 C
1962	18.4 C	+0.41 C
1963	17.8 C	-0.16 C
1964	18.1 C	+0.14 C
1965	18.5 C	+0.53 C
1966	17.6 C	-0.41 C
1967	17.8 C	-0.21 C
1968	17.1 C	-0.90 C
1969	17.7 C	-0.31 C
1970	17.9 C	-0.14 C
1971	18.3 C	+0.29 C
1972	18.6 C	+0.56 C
1973	18.4 C	+0.39 C
1974	18.6 C	+0.61 C
1975	18.3 C	+0.29 C
1976	17.3 C	-0.75 C
1977	18.3 C	+0.31 C
1978	17.6 C	-0.41 C
1979	17.4 C	-0.61 C
1980	18.1 C	+0.08 C
1981	18.0 C	+0.04 C
1982	18.5 C	+0.54 C
1983	17.3 C	-0.66 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

1954 to 1984

Yearly extremes at Crystal Springs 4 NNE: 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)	1963	36.7 C (98.1 F)	31
Coldest night (TNn)	-18.9 C (-2.0 F)	1962	-10.6 C (12.9 F)	31
Wettest day (Rx1day)	163.1 mm (6.4 in)	1980	90.7 mm (3.6 in)	31
Wettest five days (Rx5day)	252.8 mm (10.0 in)	1964	125.5 mm (4.9 in)	31
Longest dry spell (CDD)	33 days	1978	21 days	31

Hottest day (TXx)

The hottest day of the year at Crystal Springs 4 NNE, 1954 to 1984. The record is 39.4 C (102.9 F) in 1963, marked on the chart; the median year is 36.7 C (98.1 F).

Hottest day (TXx) at Crystal Springs 4 NNE by year
Year	Hottest day (TXx)
1954	28.9 C (84.0 F)
1955	35.6 C (96.1 F)
1956	37.8 C (100.0 F)
1957	35.6 C (96.1 F)
1958	35.0 C (95.0 F)
1959	35.0 C (95.0 F)
1960	37.8 C (100.0 F)
1961	35.0 C (95.0 F)
1962	37.8 C (100.0 F)
1963	39.4 C (102.9 F)
1964	36.7 C (98.1 F)
1965	36.1 C (97.0 F)
1966	37.8 C (100.0 F)
1967	35.6 C (96.1 F)
1968	35.6 C (96.1 F)
1969	39.4 C (102.9 F)
1970	37.2 C (99.0 F)
1971	36.1 C (97.0 F)
1972	37.2 C (99.0 F)
1973	36.7 C (98.1 F)
1974	36.7 C (98.1 F)
1975	35.0 C (95.0 F)
1976	37.8 C (100.0 F)
1977	37.8 C (100.0 F)
1978	36.1 C (97.0 F)
1979	37.2 C (99.0 F)
1980	39.4 C (102.9 F)
1981	39.4 C (102.9 F)
1982	36.1 C (97.0 F)
1983	36.1 C (97.0 F)
1984	36.1 C (97.0 F)

Coldest night (TNn)

The coldest night of the year at Crystal Springs 4 NNE, 1954 to 1984. The record is -18.9 C (-2.0 F) in 1962, marked on the chart; the median year is -10.6 C (12.9 F).

Coldest night (TNn) at Crystal Springs 4 NNE by year
Year	Coldest night (TNn)
1954	-6.7 C (19.9 F)
1955	-10.0 C (14.0 F)
1956	-7.2 C (19.0 F)
1957	-10.6 C (12.9 F)
1958	-9.4 C (15.1 F)
1959	-8.3 C (17.1 F)
1960	-12.8 C (9.0 F)
1961	-9.4 C (15.1 F)
1962	-18.9 C (-2.0 F)
1963	-15.0 C (5.0 F)
1964	-11.1 C (12.0 F)
1965	-8.9 C (16.0 F)
1966	-12.8 C (9.0 F)
1967	-7.8 C (18.0 F)
1968	-9.4 C (15.1 F)
1969	-12.2 C (10.0 F)
1970	-13.3 C (8.1 F)
1971	-10.0 C (14.0 F)
1972	-10.0 C (14.0 F)
1973	-9.4 C (15.1 F)
1974	-7.8 C (18.0 F)
1975	-10.0 C (14.0 F)
1976	-11.1 C (12.0 F)
1977	-15.6 C (3.9 F)
1978	-9.4 C (15.1 F)
1979	-12.8 C (9.0 F)
1980	-11.1 C (12.0 F)
1981	-11.7 C (10.9 F)
1982	-17.2 C (1.0 F)
1983	-14.4 C (6.1 F)
1984	-12.2 C (10.0 F)

Wettest day (Rx1day)

The wettest day of the year at Crystal Springs 4 NNE, 1954 to 1984. The record is 163.1 mm (6.4 in) in 1980, marked on the chart; the median year is 90.7 mm (3.6 in).

Wettest day (Rx1day) at Crystal Springs 4 NNE by year
Year	Wettest day (Rx1day)
1954	84.1 mm (3.3 in)
1955	78.2 mm (3.1 in)
1956	72.1 mm (2.8 in)
1957	66.3 mm (2.6 in)
1958	82.6 mm (3.3 in)
1959	112.3 mm (4.4 in)
1960	60.5 mm (2.4 in)
1961	99.3 mm (3.9 in)
1962	70.6 mm (2.8 in)
1963	48.8 mm (1.9 in)
1964	150.4 mm (5.9 in)
1965	86.4 mm (3.4 in)
1966	87.9 mm (3.5 in)
1967	81.3 mm (3.2 in)
1968	67.8 mm (2.7 in)
1969	96.5 mm (3.8 in)
1970	67.8 mm (2.7 in)
1971	90.7 mm (3.6 in)
1972	96.0 mm (3.8 in)
1973	108.2 mm (4.3 in)
1974	129.3 mm (5.1 in)
1975	78.0 mm (3.1 in)
1976	109.7 mm (4.3 in)
1977	103.6 mm (4.1 in)
1978	107.2 mm (4.2 in)
1979	136.7 mm (5.4 in)
1980	163.1 mm (6.4 in)
1981	102.1 mm (4.0 in)
1982	117.3 mm (4.6 in)
1983	144.8 mm (5.7 in)
1984	76.7 mm (3.0 in)

Wettest five days (Rx5day)

The wettest five days of the year at Crystal Springs 4 NNE, 1954 to 1984. The record is 252.8 mm (10.0 in) in 1964, marked on the chart; the median year is 125.5 mm (4.9 in).

Wettest five days (Rx5day) at Crystal Springs 4 NNE by year
Year	Wettest five days (Rx5day)
1954	87.1 mm (3.4 in)
1955	148.3 mm (5.8 in)
1956	125.0 mm (4.9 in)
1957	82.9 mm (3.3 in)
1958	145.8 mm (5.7 in)
1959	116.1 mm (4.6 in)
1960	118.0 mm (4.6 in)
1961	171.2 mm (6.7 in)
1962	95.9 mm (3.8 in)
1963	84.0 mm (3.3 in)
1964	252.8 mm (10.0 in)
1965	124.5 mm (4.9 in)
1966	118.9 mm (4.7 in)
1967	123.7 mm (4.9 in)
1968	103.2 mm (4.1 in)
1969	115.0 mm (4.5 in)
1970	112.3 mm (4.4 in)
1971	229.2 mm (9.0 in)
1972	101.8 mm (4.0 in)
1973	160.0 mm (6.3 in)
1974	202.1 mm (8.0 in)
1975	170.6 mm (6.7 in)
1976	142.2 mm (5.6 in)
1977	155.2 mm (6.1 in)
1978	139.3 mm (5.5 in)
1979	179.1 mm (7.1 in)
1980	204.5 mm (8.1 in)
1981	118.9 mm (4.7 in)
1982	186.8 mm (7.4 in)
1983	247.5 mm (9.7 in)
1984	125.5 mm (4.9 in)

Longest dry spell (CDD)

The longest dry spell of the year at Crystal Springs 4 NNE, 1954 to 1984. The record is 33 days in 1978, marked on the chart; the median year is 21 days.

Longest dry spell (CDD) at Crystal Springs 4 NNE by year
Year	Longest dry spell (CDD)
1954	13 days
1955	23 days
1956	24 days
1957	15 days
1958	19 days
1959	16 days
1960	24 days
1961	28 days
1962	17 days
1963	27 days
1964	22 days
1965	29 days
1966	23 days
1967	30 days
1968	18 days
1969	21 days
1970	18 days
1971	21 days
1972	29 days
1973	14 days
1974	18 days
1975	14 days
1976	18 days
1977	17 days
1978	33 days
1979	31 days
1980	28 days
1981	21 days
1982	20 days
1983	20 days
1984	13 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

29 years with a frost

Across 29 years with a frost, the median last spring frost at Crystal Springs 4 NNE falls on 25 March and the median first autumn frost on 4 November, which leaves a median of 223 days between them.

Fitted over all years, the growing season changes by +5.6 days per decade at this station.

Frost dates and growing season at Crystal Springs 4 NNE
Measure	Median, all years	Earliest period	Recent period (1955 to 1983)	Recent against earliest	Fitted trend
Last spring frost	25 March	n/a	25 March	n/a	-3.5 days per decade
First autumn frost	4 November	n/a	4 November	n/a	+2.1 days per decade
Growing days	223 days	n/a	223 days	n/a	+5.6 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 Crystal Springs 4 NNE standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Crystal Springs 4 NNE 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).