Lawver 10 SW Weather Records (USC00485467)

Record envelope, standing records and threshold days for Lawver 10 SW (USC00485467), Wyoming, United States, with 31 years of record.

Key Facts for Lawver 10 SW

Lawver 10 SW (USC00485467) is a weather station in Wyoming, United States at 43.77 latitude and -105.38 longitude, 1,495 m (4,905 ft) above sea level.
The station reports from 1948 to 1978, 31 years of record.
1,464 records set at Lawver 10 SW still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Wyoming, United States, 43.77 latitude, -105.38 longitude.
Elevation: 1,495 m (4,905 ft).
Period of record: 1948 to 1978, 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 Lawver 10 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 Lawver 10 SW, 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)	-33.3 C (-27.9 F)	n/a	n/a
Feb	18.9 C (66.0 F)	-28.9 C (-20.0 F)	n/a	n/a
Mar	23.9 C (75.0 F)	-28.9 C (-20.0 F)	n/a	n/a
Apr	27.8 C (82.0 F)	-20.6 C (-5.1 F)	n/a	n/a
May	32.2 C (90.0 F)	-9.4 C (15.1 F)	n/a	n/a
Jun	38.3 C (100.9 F)	-4.4 C (24.1 F)	n/a	n/a
Jul	40.0 C (104.0 F)	2.2 C (36.0 F)	n/a	n/a
Aug	38.3 C (100.9 F)	-1.1 C (30.0 F)	n/a	n/a
Sep	36.7 C (98.1 F)	-8.3 C (17.1 F)	n/a	n/a
Oct	31.7 C (89.1 F)	-21.1 C (-6.0 F)	n/a	n/a
Nov	23.9 C (75.0 F)	-29.4 C (-20.9 F)	n/a	n/a
Dec	19.4 C (66.9 F)	-35.0 C (-31.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Lawver 10 SW still stand. 1962 holds the most, with 93.

Standing records at Lawver 10 SW by the year they were set
Year set	Standing records
1955	27
1956	92
1957	69
1958	84
1959	74
1960	51
1961	68
1962	93
1963	69
1964	57
1965	74
1966	80
1967	61
1968	69
1969	70
1970	51
1971	49
1972	68
1973	45
1974	50
1975	63
1976	47
1977	40
1978	13

Wettest Day of Each Month

May: 77.2 mm (3.0 in)

The wettest day on record for each calendar month at Lawver 10 SW. The most was 77.2 mm (3.0 in) on 22 May 1952.

Record daily precipitation for each month at Lawver 10 SW
Month	Record daily precipitation (mm)	Date
Jan	22.9 mm (0.9 in)	14 January 1953
Feb	12.2 mm (0.5 in)	27 February 1963
Mar	25.4 mm (1.0 in)	17 March 1949
Apr	32.5 mm (1.3 in)	16 April 1976
May	77.2 mm (3.0 in)	22 May 1952
Jun	50.8 mm (2.0 in)	10 June 1960
Jul	44.5 mm (1.8 in)	6 July 1969
Aug	33.0 mm (1.3 in)	17 August 1960
Sep	32.3 mm (1.3 in)	4 September 1951
Oct	45.7 mm (1.8 in)	14 October 1966
Nov	29.5 mm (1.2 in)	1 November 1974
Dec	11.9 mm (0.5 in)	28 December 1955

Period of Record Coverage

1955 to 1978

24 years of record at Lawver 10 SW, 1955 to 1978. 9 years have data for under 90 percent of days and are left out of rankings: 1955, 1960, 1961, 1973, 1974, 1975, 1976, 1977 and others.

Days with data per year at Lawver 10 SW
Year	Days with data	Share of year	Complete
1955	81	22%	No
1956	361	99%	Yes
1957	363	99%	Yes
1958	364	100%	Yes
1959	365	100%	Yes
1960	299	82%	No
1961	328	90%	No
1962	362	99%	Yes
1963	364	100%	Yes
1964	362	99%	Yes
1965	357	98%	Yes
1966	358	98%	Yes
1967	360	99%	Yes
1968	357	98%	Yes
1969	346	95%	Yes
1970	358	98%	Yes
1971	349	96%	Yes
1972	341	93%	Yes
1973	314	86%	No
1974	313	86%	No
1975	312	85%	No
1976	261	71%	No
1977	186	51%	No
1978	56	15%	No

Latest Records

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

Climate Trend

15 complete years, 1956 to 1972

One stripe for each of 15 complete years at Lawver 10 SW, 1956 to 1972. Blue stripes are years cooler than the station's own mean of 7.0 C (44.7 F); red stripes are warmer. The coolest year was 1957, at 6.3 C (43.4 F), and the warmest was 1963, at 8.2 C (46.7 F). The strongest colour marks a difference of 1.2 C (2.2 F).

Annual mean temperature at Lawver 10 SW as warming stripes, 1956 to 1972
Year	Annual mean temperature	Difference from the station mean
1956	7.0 C	-0.03 C
1957	6.3 C	-0.73 C
1958	7.1 C	+0.00 C
1959	6.8 C	-0.21 C
1962	7.2 C	+0.16 C
1963	8.2 C	+1.11 C
1964	6.9 C	-0.18 C
1965	6.8 C	-0.26 C
1966	7.5 C	+0.42 C
1967	7.0 C	-0.04 C
1968	7.1 C	+0.05 C
1969	7.3 C	+0.25 C
1970	6.9 C	-0.11 C
1971	6.9 C	-0.16 C
1972	6.8 C	-0.30 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

1948 to 1978

Yearly extremes at Lawver 10 SW: 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)	1970	37.5 C (99.5 F)	24
Coldest night (TNn)	-35.0 C (-31.0 F)	1964	-28.0 C (-18.5 F)	24
Wettest day (Rx1day)	77.2 mm (3.0 in)	1952	32.0 mm (1.3 in)	31
Wettest five days (Rx5day)	106.2 mm (4.2 in)	1978	43.9 mm (1.7 in)	31
Longest dry spell (CDD)	86 days	1950	37 days	31

Hottest day (TXx)

The hottest day of the year at Lawver 10 SW, 1948 to 1978. The record is 40.0 C (104.0 F) in 1970, marked on the chart; the median year is 37.5 C (99.5 F).

Hottest day (TXx) at Lawver 10 SW by year
Year	Hottest day (TXx)
1948	n/a
1949	n/a
1950	n/a
1951	n/a
1952	n/a
1953	n/a
1954	n/a
1955	26.1 C (79.0 F)
1956	37.2 C (99.0 F)
1957	38.3 C (100.9 F)
1958	36.7 C (98.1 F)
1959	37.8 C (100.0 F)
1960	36.7 C (98.1 F)
1961	38.3 C (100.9 F)
1962	36.7 C (98.1 F)
1963	35.0 C (95.0 F)
1964	36.7 C (98.1 F)
1965	37.8 C (100.0 F)
1966	37.8 C (100.0 F)
1967	35.6 C (96.1 F)
1968	35.6 C (96.1 F)
1969	37.8 C (100.0 F)
1970	40.0 C (104.0 F)
1971	36.1 C (97.0 F)
1972	37.8 C (100.0 F)
1973	39.4 C (102.9 F)
1974	37.8 C (100.0 F)
1975	37.2 C (99.0 F)
1976	37.8 C (100.0 F)
1977	38.9 C (102.0 F)
1978	30.0 C (86.0 F)

Coldest night (TNn)

The coldest night of the year at Lawver 10 SW, 1948 to 1978. The record is -35.0 C (-31.0 F) in 1964, marked on the chart; the median year is -28.0 C (-18.5 F).

Coldest night (TNn) at Lawver 10 SW by year
Year	Coldest night (TNn)
1948	n/a
1949	n/a
1950	n/a
1951	n/a
1952	n/a
1953	n/a
1954	n/a
1955	-27.8 C (-18.0 F)
1956	-26.7 C (-16.1 F)
1957	-31.1 C (-24.0 F)
1958	-26.1 C (-15.0 F)
1959	-33.3 C (-27.9 F)
1960	-25.0 C (-13.0 F)
1961	-25.6 C (-14.1 F)
1962	-28.9 C (-20.0 F)
1963	-33.3 C (-27.9 F)
1964	-35.0 C (-31.0 F)
1965	-28.9 C (-20.0 F)
1966	-27.8 C (-18.0 F)
1967	-23.9 C (-11.0 F)
1968	-31.1 C (-24.0 F)
1969	-26.1 C (-15.0 F)
1970	-27.2 C (-17.0 F)
1971	-28.9 C (-20.0 F)
1972	-31.7 C (-25.1 F)
1973	-31.7 C (-25.1 F)
1974	-28.3 C (-18.9 F)
1975	-29.4 C (-20.9 F)
1976	-26.1 C (-15.0 F)
1977	-27.8 C (-18.0 F)
1978	-26.1 C (-15.0 F)

Wettest day (Rx1day)

The wettest day of the year at Lawver 10 SW, 1948 to 1978. The record is 77.2 mm (3.0 in) in 1952, marked on the chart; the median year is 32.0 mm (1.3 in).

Wettest day (Rx1day) at Lawver 10 SW by year
Year	Wettest day (Rx1day)
1948	10.2 mm (0.4 in)
1949	25.4 mm (1.0 in)
1950	23.4 mm (0.9 in)
1951	32.3 mm (1.3 in)
1952	77.2 mm (3.0 in)
1953	22.9 mm (0.9 in)
1954	19.8 mm (0.8 in)
1955	30.5 mm (1.2 in)
1956	21.6 mm (0.9 in)
1957	30.5 mm (1.2 in)
1958	18.5 mm (0.7 in)
1959	41.4 mm (1.6 in)
1960	50.8 mm (2.0 in)
1961	23.4 mm (0.9 in)
1962	53.3 mm (2.1 in)
1963	42.9 mm (1.7 in)
1964	32.0 mm (1.3 in)
1965	29.0 mm (1.1 in)
1966	45.7 mm (1.8 in)
1967	34.0 mm (1.3 in)
1968	40.4 mm (1.6 in)
1969	44.5 mm (1.8 in)
1970	46.5 mm (1.8 in)
1971	26.7 mm (1.1 in)
1972	35.6 mm (1.4 in)
1973	29.0 mm (1.1 in)
1974	29.5 mm (1.2 in)
1975	20.6 mm (0.8 in)
1976	38.4 mm (1.5 in)
1977	36.8 mm (1.4 in)
1978	59.7 mm (2.4 in)

Wettest five days (Rx5day)

The wettest five days of the year at Lawver 10 SW, 1948 to 1978. The record is 106.2 mm (4.2 in) in 1978, marked on the chart; the median year is 43.9 mm (1.7 in).

Wettest five days (Rx5day) at Lawver 10 SW by year
Year	Wettest five days (Rx5day)
1948	12.7 mm (0.5 in)
1949	35.1 mm (1.4 in)
1950	32.0 mm (1.3 in)
1951	51.3 mm (2.0 in)
1952	97.5 mm (3.8 in)
1953	35.0 mm (1.4 in)
1954	20.1 mm (0.8 in)
1955	51.3 mm (2.0 in)
1956	36.8 mm (1.4 in)
1957	40.9 mm (1.6 in)
1958	32.5 mm (1.3 in)
1959	69.8 mm (2.7 in)
1960	84.1 mm (3.3 in)
1961	31.5 mm (1.2 in)
1962	103.4 mm (4.1 in)
1963	73.9 mm (2.9 in)
1964	32.0 mm (1.3 in)
1965	31.8 mm (1.3 in)
1966	53.3 mm (2.1 in)
1967	42.2 mm (1.7 in)
1968	73.4 mm (2.9 in)
1969	44.5 mm (1.8 in)
1970	63.3 mm (2.5 in)
1971	44.2 mm (1.7 in)
1972	37.6 mm (1.5 in)
1973	43.9 mm (1.7 in)
1974	33.5 mm (1.3 in)
1975	38.2 mm (1.5 in)
1976	50.6 mm (2.0 in)
1977	47.5 mm (1.9 in)
1978	106.2 mm (4.2 in)

Longest dry spell (CDD)

The longest dry spell of the year at Lawver 10 SW, 1948 to 1978. The record is 86 days in 1950, marked on the chart; the median year is 37 days.

Longest dry spell (CDD) at Lawver 10 SW by year
Year	Longest dry spell (CDD)
1948	36 days
1949	60 days
1950	86 days
1951	81 days
1952	47 days
1953	30 days
1954	36 days
1955	34 days
1956	55 days
1957	34 days
1958	78 days
1959	34 days
1960	37 days
1961	33 days
1962	40 days
1963	37 days
1964	53 days
1965	55 days
1966	25 days
1967	53 days
1968	49 days
1969	66 days
1970	36 days
1971	42 days
1972	24 days
1973	26 days
1974	35 days
1975	50 days
1976	50 days
1977	17 days
1978	9 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 Lawver 10 SW standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Lawver 10 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).