Conejos 3 NNW Weather Records (USC00051816)

Record envelope, standing records and threshold days for Conejos 3 NNW (USC00051816), Colorado, United States, with 57 years of record.

Key Facts for Conejos 3 NNW

Conejos 3 NNW (USC00051816) is a weather station in Colorado, United States at 37.13 latitude and -106.03 longitude, 2,410 m (7,907 ft) above sea level.
The station reports from 1904 to 1960, 57 years of record.
1,464 records set at Conejos 3 NNW still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Colorado, United States, 37.13 latitude, -106.03 longitude.
Elevation: 2,410 m (7,907 ft).
Period of record: 1904 to 1960, 57 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 Conejos 3 NNW. 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 Conejos 3 NNW, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	20.6 C (69.1 F)	-40.0 C (-40.0 F)	n/a	n/a
Feb	17.8 C (64.0 F)	-35.0 C (-31.0 F)	n/a	n/a
Mar	21.1 C (70.0 F)	-30.6 C (-23.1 F)	n/a	n/a
Apr	23.9 C (75.0 F)	-27.2 C (-17.0 F)	n/a	n/a
May	31.1 C (88.0 F)	-10.6 C (12.9 F)	n/a	n/a
Jun	32.2 C (90.0 F)	-3.3 C (26.1 F)	n/a	n/a
Jul	33.9 C (93.0 F)	2.2 C (36.0 F)	n/a	n/a
Aug	35.6 C (96.1 F)	0.0 C (32.0 F)	n/a	n/a
Sep	31.1 C (88.0 F)	-6.7 C (19.9 F)	n/a	n/a
Oct	27.8 C (82.0 F)	-14.4 C (6.1 F)	n/a	n/a
Nov	21.1 C (70.0 F)	-27.8 C (-18.0 F)	n/a	n/a
Dec	16.1 C (61.0 F)	-27.8 C (-18.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Conejos 3 NNW still stand. 1949 holds the most, with 107.

Wettest Day of Each Month

Jun: 31.8 mm (1.3 in)

The wettest day on record for each calendar month at Conejos 3 NNW. The most was 31.8 mm (1.3 in) on 7 June 1958.

Record daily precipitation for each month at Conejos 3 NNW
Month	Record daily precipitation (mm)	Date
Jan	16.5 mm (0.6 in)	12 January 1905
Feb	8.9 mm (0.35 in)	12 February 1905
Mar	10.9 mm (0.4 in)	2 March 1957
Apr	25.4 mm (1.0 in)	19 April 1947
May	21.6 mm (0.9 in)	18 May 1955
Jun	31.8 mm (1.3 in)	7 June 1958
Jul	30.2 mm (1.2 in)	16 July 1946
Aug	27.9 mm (1.1 in)	6 August 1954
Sep	25.4 mm (1.0 in)	20 September 1904
Oct	27.9 mm (1.1 in)	3 October 1959
Nov	12.7 mm (0.5 in)	5 November 1957
Dec	16.0 mm (0.6 in)	30 December 1951

Period of Record Coverage

1904 to 1960

18 years of record at Conejos 3 NNW, 1904 to 1960. 4 years have data for under 90 percent of days and are left out of rankings: 1905, 1956, 1957, 1960.

Days with data per year at Conejos 3 NNW
Year	Days with data	Share of year	Complete
1904	346	95%	Yes
1905	248	68%	No
1945	364	100%	Yes
1946	365	100%	Yes
1947	364	100%	Yes
1948	363	99%	Yes
1949	365	100%	Yes
1950	365	100%	Yes
1951	365	100%	Yes
1952	366	100%	Yes
1953	363	99%	Yes
1954	361	99%	Yes
1955	332	91%	Yes
1956	313	86%	No
1957	299	82%	No
1958	365	100%	Yes
1959	364	100%	Yes
1960	60	16%	No

Latest Records

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

Climate Trend

11 complete years, 1904 to 1959

One stripe for each of 11 complete years at Conejos 3 NNW, 1904 to 1959. Blue stripes are years cooler than the station's own mean of 5.6 C (42.1 F); red stripes are warmer. The coolest year was 1948, at 4.6 C (40.3 F), and the warmest was 1950, at 6.6 C (43.8 F). The strongest colour marks a difference of 1.1 C (2.0 F).

Annual mean temperature at Conejos 3 NNW as warming stripes, 1904 to 1959
Year	Annual mean temperature	Difference from the station mean
1904	6.3 C	+0.66 C
1945	4.7 C	-0.86 C
1946	5.7 C	+0.10 C
1947	5.7 C	+0.07 C
1948	4.6 C	-1.01 C
1949	5.1 C	-0.46 C
1950	6.6 C	+0.98 C
1952	4.7 C	-0.90 C
1953	6.1 C	+0.45 C
1958	6.3 C	+0.66 C
1959	5.9 C	+0.31 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

1904 to 1960

Yearly extremes at Conejos 3 NNW: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	35.6 C (96.1 F)	1953	31.1 C (88.0 F)	18
Coldest night (TNn)	-40.0 C (-40.0 F)	1948	-28.6 C (-19.5 F)	18
Wettest day (Rx1day)	31.8 mm (1.3 in)	1958	22.6 mm (0.9 in)	18
Wettest five days (Rx5day)	60.9 mm (2.4 in)	1959	33.7 mm (1.3 in)	18
Longest dry spell (CDD)	130 days	1955	50 days	18

Hottest day (TXx)

The hottest day of the year at Conejos 3 NNW, 1904 to 1960. The record is 35.6 C (96.1 F) in 1953, marked on the chart; the median year is 31.1 C (88.0 F).

Hottest day (TXx) at Conejos 3 NNW by year
Year	Hottest day (TXx)
1904	31.1 C (88.0 F)
1905	30.6 C (87.1 F)
1945	30.0 C (86.0 F)
1946	31.1 C (88.0 F)
1947	31.1 C (88.0 F)
1948	31.1 C (88.0 F)
1949	28.9 C (84.0 F)
1950	30.0 C (86.0 F)
1951	32.8 C (91.0 F)
1952	30.0 C (86.0 F)
1953	35.6 C (96.1 F)
1954	32.2 C (90.0 F)
1955	31.1 C (88.0 F)
1956	32.2 C (90.0 F)
1957	32.2 C (90.0 F)
1958	33.9 C (93.0 F)
1959	31.1 C (88.0 F)
1960	7.2 C (45.0 F)

Coldest night (TNn)

The coldest night of the year at Conejos 3 NNW, 1904 to 1960. The record is -40.0 C (-40.0 F) in 1948, marked on the chart; the median year is -28.6 C (-19.5 F).

Coldest night (TNn) at Conejos 3 NNW by year
Year	Coldest night (TNn)
1904	-27.2 C (-17.0 F)
1905	-31.7 C (-25.1 F)
1945	-28.9 C (-20.0 F)
1946	-27.8 C (-18.0 F)
1947	-25.6 C (-14.1 F)
1948	-40.0 C (-40.0 F)
1949	-34.4 C (-29.9 F)
1950	-29.4 C (-20.9 F)
1951	-33.9 C (-29.0 F)
1952	-27.8 C (-18.0 F)
1953	-27.2 C (-17.0 F)
1954	-26.7 C (-16.1 F)
1955	-28.3 C (-18.9 F)
1956	-30.0 C (-22.0 F)
1957	-27.8 C (-18.0 F)
1958	-27.8 C (-18.0 F)
1959	-28.9 C (-20.0 F)
1960	-31.7 C (-25.1 F)

Wettest day (Rx1day)

The wettest day of the year at Conejos 3 NNW, 1904 to 1960. The record is 31.8 mm (1.3 in) in 1958, marked on the chart; the median year is 22.6 mm (0.9 in).

Wettest day (Rx1day) at Conejos 3 NNW by year
Year	Wettest day (Rx1day)
1904	25.4 mm (1.0 in)
1905	16.5 mm (0.6 in)
1945	14.7 mm (0.6 in)
1946	30.2 mm (1.2 in)
1947	25.4 mm (1.0 in)
1948	29.7 mm (1.2 in)
1949	17.8 mm (0.7 in)
1950	17.8 mm (0.7 in)
1951	16.0 mm (0.6 in)
1952	20.3 mm (0.8 in)
1953	17.3 mm (0.7 in)
1954	27.9 mm (1.1 in)
1955	24.9 mm (1.0 in)
1956	10.4 mm (0.4 in)
1957	29.0 mm (1.1 in)
1958	31.8 mm (1.3 in)
1959	27.9 mm (1.1 in)
1960	8.4 mm (0.33 in)

Wettest five days (Rx5day)

The wettest five days of the year at Conejos 3 NNW, 1904 to 1960. The record is 60.9 mm (2.4 in) in 1959, marked on the chart; the median year is 33.7 mm (1.3 in).

Wettest five days (Rx5day) at Conejos 3 NNW by year
Year	Wettest five days (Rx5day)
1904	29.5 mm (1.2 in)
1905	35.5 mm (1.4 in)
1945	26.9 mm (1.1 in)
1946	36.8 mm (1.4 in)
1947	29.4 mm (1.2 in)
1948	34.7 mm (1.4 in)
1949	25.4 mm (1.0 in)
1950	32.6 mm (1.3 in)
1951	35.8 mm (1.4 in)
1952	40.4 mm (1.6 in)
1953	18.3 mm (0.7 in)
1954	31.3 mm (1.2 in)
1955	41.9 mm (1.6 in)
1956	12.2 mm (0.5 in)
1957	47.5 mm (1.9 in)
1958	35.9 mm (1.4 in)
1959	60.9 mm (2.4 in)
1960	5.6 mm (0.22 in)

Longest dry spell (CDD)

The longest dry spell of the year at Conejos 3 NNW, 1904 to 1960. The record is 130 days in 1955, marked on the chart; the median year is 50 days.

Longest dry spell (CDD) at Conejos 3 NNW by year
Year	Longest dry spell (CDD)
1904	79 days
1905	35 days
1945	53 days
1946	54 days
1947	41 days
1948	39 days
1949	32 days
1950	102 days
1951	72 days
1952	47 days
1953	74 days
1954	71 days
1955	130 days
1956	65 days
1957	34 days
1958	30 days
1959	43 days
1960	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 Conejos 3 NNW standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Conejos 3 NNW 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 2026-10-17 (17 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).