Roxborough Sp Weather Records (USC00057249)

Record envelope, standing records and threshold days for Roxborough Sp (USC00057249), Colorado, United States, with 31 years of record.

Key Facts for Roxborough Sp

Roxborough Sp (USC00057249) is a weather station in Colorado, United States at 39.43 latitude and -105.07 longitude, 1,890 m (6,200 ft) above sea level.
The station reports from 1995 to 2025, 31 years of record.
1,464 records set at Roxborough Sp 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, 39.43 latitude, -105.07 longitude.
Elevation: 1,890 m (6,200 ft).
Period of record: 1995 to 2025, 31 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

6 days at or beyond a record

The band shows the record high and record low for each calendar day at Roxborough Sp. The lines show the 2026 daily maximum and minimum. 6 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Roxborough Sp, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	23.9 C (75.0 F)	-27.8 C (-18.0 F)	15.0 C (59.0 F)	-25.6 C (-14.1 F)
Feb	24.4 C (75.9 F)	-31.1 C (-24.0 F)	22.2 C (72.0 F)	-19.4 C (-2.9 F)
Mar	25.6 C (78.1 F)	-25.6 C (-14.1 F)	22.2 C (72.0 F)	-11.7 C (10.9 F)
Apr	28.9 C (84.0 F)	-18.9 C (-2.0 F)	n/a	n/a
May	33.9 C (93.0 F)	-7.8 C (18.0 F)	n/a	n/a
Jun	37.2 C (99.0 F)	-1.7 C (28.9 F)	n/a	n/a
Jul	37.8 C (100.0 F)	2.8 C (37.0 F)	n/a	n/a
Aug	37.2 C (99.0 F)	2.8 C (37.0 F)	n/a	n/a
Sep	35.6 C (96.1 F)	-6.7 C (19.9 F)	n/a	n/a
Oct	31.1 C (88.0 F)	-17.8 C (0.0 F)	n/a	n/a
Nov	26.1 C (79.0 F)	-25.6 C (-14.1 F)	n/a	n/a
Dec	23.3 C (73.9 F)	-28.9 C (-20.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Roxborough Sp still stand. 1996 holds the most, with 84.

Standing records at Roxborough Sp by the year they were set
Year set	Standing records
1995	37
1996	84
1997	64
1998	63
1999	76
2000	53
2001	31
2002	57
2003	54
2004	60
2005	48
2006	59
2007	48
2008	42
2009	26
2010	32
2011	42
2012	40
2013	48
2014	53
2015	46
2016	34
2017	44
2018	46
2019	47
2020	50
2021	51
2022	58
2023	32
2024	26
2025	13

Wettest Day of Each Month

May: 73.4 mm (2.9 in)

The wettest day on record for each calendar month at Roxborough Sp. The most was 73.4 mm (2.9 in) on 1 May 2016.

Record daily precipitation for each month at Roxborough Sp
Month	Record daily precipitation (mm)	Date
Jan	22.9 mm (0.9 in)	20 January 2011
Feb	38.6 mm (1.5 in)	4 February 2024
Mar	48.3 mm (1.9 in)	14 March 2024
Apr	56.1 mm (2.2 in)	25 April 2007
May	73.4 mm (2.9 in)	1 May 2016
Jun	72.9 mm (2.9 in)	28 June 2004
Jul	35.6 mm (1.4 in)	13 July 2014
Aug	61.0 mm (2.4 in)	5 August 1999
Sep	46.2 mm (1.8 in)	12 September 2012
Oct	38.1 mm (1.5 in)	15 October 2001
Nov	35.6 mm (1.4 in)	17 November 2015
Dec	50.8 mm (2.0 in)	11 December 2000

Period of Record Coverage

1995 to 2025

31 years of record at Roxborough Sp, 1995 to 2025. 8 years have data for under 90 percent of days and are left out of rankings: 1995, 1997, 2000, 2007, 2009, 2014, 2024, 2025.

Days with data per year at Roxborough Sp
Year	Days with data	Share of year	Complete
1995	148	41%	No
1996	350	96%	Yes
1997	322	88%	No
1998	335	92%	Yes
1999	334	92%	Yes
2000	322	88%	No
2001	340	93%	Yes
2002	353	97%	Yes
2003	350	96%	Yes
2004	351	96%	Yes
2005	350	96%	Yes
2006	342	94%	Yes
2007	317	87%	No
2008	357	98%	Yes
2009	146	40%	No
2010	341	93%	Yes
2011	341	93%	Yes
2012	342	93%	Yes
2013	333	91%	Yes
2014	306	84%	No
2015	336	92%	Yes
2016	358	98%	Yes
2017	355	97%	Yes
2018	340	93%	Yes
2019	348	95%	Yes
2020	348	95%	Yes
2021	356	98%	Yes
2022	335	92%	Yes
2023	348	95%	Yes
2024	329	90%	No
2025	90	25%	No

Latest Records

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

Climate Trend

24 complete years, 1996 to 2023

One stripe for each of 24 complete years at Roxborough Sp, 1996 to 2023. Blue stripes are years cooler than the station's own mean of 9.9 C (49.8 F); red stripes are warmer. The coolest year was 2013, at 9.0 C (48.3 F), and the warmest was 2012, at 10.9 C (51.6 F). The strongest colour marks a difference of 1.1 C (2.0 F).

Annual mean temperature at Roxborough Sp as warming stripes, 1996 to 2023
Year	Annual mean temperature	Difference from the station mean
1996	9.4 C	-0.43 C
1997	9.1 C	-0.73 C
1998	9.5 C	-0.35 C
1999	9.9 C	+0.01 C
2001	10.4 C	+0.56 C
2002	9.6 C	-0.29 C
2003	10.2 C	+0.31 C
2004	9.6 C	-0.26 C
2005	10.2 C	+0.35 C
2006	10.2 C	+0.34 C
2008	9.5 C	-0.41 C
2010	9.8 C	-0.05 C
2011	9.4 C	-0.49 C
2012	10.9 C	+1.04 C
2013	9.0 C	-0.84 C
2015	10.2 C	+0.30 C
2016	10.4 C	+0.52 C
2017	10.4 C	+0.50 C
2018	9.9 C	+0.05 C
2019	9.2 C	-0.68 C
2020	10.2 C	+0.33 C
2021	10.3 C	+0.41 C
2022	10.0 C	+0.16 C
2023	9.5 C	-0.37 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

1995 to 2025

Yearly extremes at Roxborough Sp: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	37.8 C (100.0 F)	1997	35.6 C (96.1 F)	31
Coldest night (TNn)	-31.1 C (-24.0 F)	2011	-24.4 C (-11.9 F)	31
Wettest day (Rx1day)	73.4 mm (2.9 in)	2016	40.6 mm (1.6 in)	31
Wettest five days (Rx5day)	101.9 mm (4.0 in)	2010	64.8 mm (2.6 in)	31
Longest dry spell (CDD)	43 days	2008	26 days	31

Hottest day (TXx)

The hottest day of the year at Roxborough Sp, 1995 to 2025. The record is 37.8 C (100.0 F) in 1997, marked on the chart; the median year is 35.6 C (96.1 F).

Hottest day (TXx) at Roxborough Sp by year
Year	Hottest day (TXx)
1995	35.6 C (96.1 F)
1996	36.1 C (97.0 F)
1997	37.8 C (100.0 F)
1998	37.2 C (99.0 F)
1999	36.7 C (98.1 F)
2000	36.7 C (98.1 F)
2001	35.6 C (96.1 F)
2002	37.2 C (99.0 F)
2003	36.7 C (98.1 F)
2004	34.4 C (93.9 F)
2005	37.2 C (99.0 F)
2006	35.6 C (96.1 F)
2007	35.0 C (95.0 F)
2008	36.7 C (98.1 F)
2009	29.4 C (84.9 F)
2010	35.0 C (95.0 F)
2011	34.4 C (93.9 F)
2012	37.2 C (99.0 F)
2013	34.4 C (93.9 F)
2014	33.3 C (91.9 F)
2015	33.3 C (91.9 F)
2016	34.4 C (93.9 F)
2017	35.0 C (95.0 F)
2018	36.7 C (98.1 F)
2019	35.6 C (96.1 F)
2020	35.0 C (95.0 F)
2021	35.0 C (95.0 F)
2022	35.6 C (96.1 F)
2023	34.4 C (93.9 F)
2024	35.6 C (96.1 F)
2025	22.2 C (72.0 F)

Coldest night (TNn)

The coldest night of the year at Roxborough Sp, 1995 to 2025. The record is -31.1 C (-24.0 F) in 2011, marked on the chart; the median year is -24.4 C (-11.9 F).

Coldest night (TNn) at Roxborough Sp by year
Year	Coldest night (TNn)
1995	-18.9 C (-2.0 F)
1996	-30.6 C (-23.1 F)
1997	-23.3 C (-9.9 F)
1998	-28.9 C (-20.0 F)
1999	-21.7 C (-7.1 F)
2000	-18.9 C (-2.0 F)
2001	-18.3 C (-0.9 F)
2002	-21.7 C (-7.1 F)
2003	-22.2 C (-8.0 F)
2004	-25.6 C (-14.1 F)
2005	-26.1 C (-15.0 F)
2006	-28.3 C (-18.9 F)
2007	-26.7 C (-16.1 F)
2008	-26.7 C (-16.1 F)
2009	-22.2 C (-8.0 F)
2010	-21.7 C (-7.1 F)
2011	-31.1 C (-24.0 F)
2012	-20.0 C (-4.0 F)
2013	-27.2 C (-17.0 F)
2014	-30.0 C (-22.0 F)
2015	-21.7 C (-7.1 F)
2016	-24.4 C (-11.9 F)
2017	-21.1 C (-6.0 F)
2018	-20.6 C (-5.1 F)
2019	-23.3 C (-9.9 F)
2020	-21.7 C (-7.1 F)
2021	-26.1 C (-15.0 F)
2022	-28.9 C (-20.0 F)
2023	-26.7 C (-16.1 F)
2024	-27.8 C (-18.0 F)
2025	-25.6 C (-14.1 F)

Wettest day (Rx1day)

The wettest day of the year at Roxborough Sp, 1995 to 2025. The record is 73.4 mm (2.9 in) in 2016, marked on the chart; the median year is 40.6 mm (1.6 in).

Wettest day (Rx1day) at Roxborough Sp by year
Year	Wettest day (Rx1day)
1995	40.6 mm (1.6 in)
1996	38.1 mm (1.5 in)
1997	42.7 mm (1.7 in)
1998	32.0 mm (1.3 in)
1999	61.0 mm (2.4 in)
2000	50.8 mm (2.0 in)
2001	38.6 mm (1.5 in)
2002	20.8 mm (0.8 in)
2003	34.5 mm (1.4 in)
2004	72.9 mm (2.9 in)
2005	43.2 mm (1.7 in)
2006	37.8 mm (1.5 in)
2007	56.1 mm (2.2 in)
2008	30.5 mm (1.2 in)
2009	33.0 mm (1.3 in)
2010	54.4 mm (2.1 in)
2011	29.7 mm (1.2 in)
2012	46.2 mm (1.8 in)
2013	31.8 mm (1.3 in)
2014	40.6 mm (1.6 in)
2015	43.2 mm (1.7 in)
2016	73.4 mm (2.9 in)
2017	39.6 mm (1.6 in)
2018	33.0 mm (1.3 in)
2019	39.4 mm (1.6 in)
2020	36.8 mm (1.4 in)
2021	46.2 mm (1.8 in)
2022	42.4 mm (1.7 in)
2023	63.5 mm (2.5 in)
2024	48.3 mm (1.9 in)
2025	21.3 mm (0.8 in)

Wettest five days (Rx5day)

The wettest five days of the year at Roxborough Sp, 1995 to 2025. The record is 101.9 mm (4.0 in) in 2010, marked on the chart; the median year is 64.8 mm (2.6 in).

Wettest five days (Rx5day) at Roxborough Sp by year
Year	Wettest five days (Rx5day)
1995	53.6 mm (2.1 in)
1996	76.8 mm (3.0 in)
1997	56.9 mm (2.2 in)
1998	43.9 mm (1.7 in)
1999	79.8 mm (3.1 in)
2000	52.8 mm (2.1 in)
2001	88.9 mm (3.5 in)
2002	34.6 mm (1.4 in)
2003	43.6 mm (1.7 in)
2004	80.3 mm (3.2 in)
2005	73.2 mm (2.9 in)
2006	62.0 mm (2.4 in)
2007	85.8 mm (3.4 in)
2008	71.4 mm (2.8 in)
2009	64.8 mm (2.6 in)
2010	101.9 mm (4.0 in)
2011	63.5 mm (2.5 in)
2012	65.3 mm (2.6 in)
2013	77.2 mm (3.0 in)
2014	78.0 mm (3.1 in)
2015	77.7 mm (3.1 in)
2016	85.1 mm (3.4 in)
2017	64.3 mm (2.5 in)
2018	46.3 mm (1.8 in)
2019	47.3 mm (1.9 in)
2020	45.7 mm (1.8 in)
2021	63.8 mm (2.5 in)
2022	48.7 mm (1.9 in)
2023	68.1 mm (2.7 in)
2024	80.3 mm (3.2 in)
2025	21.3 mm (0.8 in)

Longest dry spell (CDD)

The longest dry spell of the year at Roxborough Sp, 1995 to 2025. The record is 43 days in 2008, marked on the chart; the median year is 26 days.

Longest dry spell (CDD) at Roxborough Sp by year
Year	Longest dry spell (CDD)
1995	25 days
1996	18 days
1997	32 days
1998	40 days
1999	29 days
2000	23 days
2001	23 days
2002	20 days
2003	41 days
2004	23 days
2005	24 days
2006	32 days
2007	22 days
2008	43 days
2009	17 days
2010	29 days
2011	37 days
2012	39 days
2013	26 days
2014	29 days
2015	25 days
2016	43 days
2017	38 days
2018	23 days
2019	30 days
2020	43 days
2021	28 days
2022	22 days
2023	21 days
2024	21 days
2025	11 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

24 years with a frost

Across 24 years with a frost, the median last spring frost at Roxborough Sp falls on 20 May and the median first autumn frost on 5 October, which leaves a median of 130 days between them.

Frost dates and growing season at Roxborough Sp
Measure	Median, all years	Earliest period	Recent period (1996 to 2023)	Recent against earliest	Fitted trend
Last spring frost	20 May	n/a	20 May	n/a	n/a
First autumn frost	5 October	n/a	5 October	n/a	n/a
Growing days	130 days	n/a	130 days	n/a	n/a

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 Roxborough Sp standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Roxborough Sp 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 2026-10-13 (13 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).