Skyline Ridge Preserve Weather Records (USC00048273)

Record envelope, standing records and threshold days for Skyline Ridge Preserve (USC00048273), California, United States, with 32 years of record.

Key Facts for Skyline Ridge Preserve

Skyline Ridge Preserve (USC00048273) is a weather station in California, United States at 37.31 latitude and -122.19 longitude, 692 m (2,270 ft) above sea level.
The station reports from 1995 to 2026, 32 years of record.
1,464 records set at Skyline Ridge Preserve still stand.
Records are tracked for prcp: an element needs 30 years of data to be eligible.
Skyline Ridge Preserve set a daily record precipitation of 0.3 mm (0.01 in) on 15 August 2026.

About the Station

Location: California, United States, 37.31 latitude, -122.19 longitude.
Elevation: 692 m (2,270 ft).
Period of record: 1995 to 2026, 32 years.
Eligible elements: prcp.

Daily Record Envelope and 2026

38 days at or beyond a record

The band shows the record high and record low for each calendar day at Skyline Ridge Preserve. The lines show the 2026 daily maximum and minimum. 38 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Skyline Ridge Preserve, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	25.6 C (78.1 F)	-5.6 C (21.9 F)	24.4 C (75.9 F)	1.7 C (35.1 F)
Feb	26.1 C (79.0 F)	-2.8 C (27.0 F)	26.1 C (79.0 F)	0.0 C (32.0 F)
Mar	32.2 C (90.0 F)	-5.0 C (23.0 F)	32.2 C (90.0 F)	3.3 C (37.9 F)
Apr	30.6 C (87.1 F)	-3.9 C (25.0 F)	27.2 C (81.0 F)	3.3 C (37.9 F)
May	36.1 C (97.0 F)	0.6 C (33.1 F)	30.6 C (87.1 F)	5.0 C (41.0 F)
Jun	36.7 C (98.1 F)	2.8 C (37.0 F)	34.4 C (93.9 F)	4.4 C (39.9 F)
Jul	42.8 C (109.0 F)	5.6 C (42.1 F)	36.7 C (98.1 F)	7.2 C (45.0 F)
Aug	36.7 C (98.1 F)	6.1 C (43.0 F)	35.0 C (95.0 F)	8.3 C (46.9 F)
Sep	40.0 C (104.0 F)	4.4 C (39.9 F)	28.3 C (82.9 F)	8.9 C (48.0 F)
Oct	38.9 C (102.0 F)	1.7 C (35.1 F)	n/a	n/a
Nov	31.1 C (88.0 F)	-2.2 C (28.0 F)	n/a	n/a
Dec	26.1 C (79.0 F)	-7.8 C (18.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Skyline Ridge Preserve still stand. 1999 holds the most, with 75.

Standing records at Skyline Ridge Preserve by the year they were set
Year set	Standing records
1997	33
1998	73
1999	75
2000	51
2001	56
2002	60
2003	37
2004	48
2005	45
2006	67
2007	43
2008	54
2009	41
2010	59
2011	38
2012	41
2013	41
2014	41
2015	53
2016	50
2017	51
2018	32
2019	35
2020	52
2021	35
2022	44
2023	50
2024	56
2025	50
2026	53

Wettest Day of Each Month

Dec: 144.0 mm (5.7 in)

The wettest day on record for each calendar month at Skyline Ridge Preserve. The most was 144.0 mm (5.7 in) on 11 December 2014.

Record daily precipitation for each month at Skyline Ridge Preserve
Month	Record daily precipitation (mm)	Date
Jan	108.7 mm (4.3 in)	5 January 2008
Feb	132.1 mm (5.2 in)	3 February 1998
Mar	89.2 mm (3.5 in)	5 March 2016
Apr	69.9 mm (2.8 in)	13 April 2003
May	44.7 mm (1.8 in)	16 May 1996
Jun	27.2 mm (1.1 in)	29 June 2011
Jul	5.1 mm (0.20 in)	19 July 2001
Aug	42.4 mm (1.7 in)	19 August 2023
Sep	22.6 mm (0.9 in)	18 September 2022
Oct	106.9 mm (4.2 in)	14 October 2009
Nov	112.5 mm (4.4 in)	30 November 2012
Dec	144.0 mm (5.7 in)	11 December 2014

Period of Record Coverage

1996 to 2026

31 years of record at Skyline Ridge Preserve, 1996 to 2026. 16 years have data for under 90 percent of days and are left out of rankings: 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 and others.

Days with data per year at Skyline Ridge Preserve
Year	Days with data	Share of year	Complete
1996	30	8%	No
1997	326	89%	No
1998	324	89%	No
1999	321	88%	No
2000	242	66%	No
2001	299	82%	No
2002	313	86%	No
2003	323	88%	No
2004	325	89%	No
2005	306	84%	No
2006	319	87%	No
2007	302	83%	No
2008	280	77%	No
2009	313	86%	No
2010	341	93%	Yes
2011	308	84%	No
2012	356	97%	Yes
2013	362	99%	Yes
2014	359	98%	Yes
2015	361	99%	Yes
2016	361	99%	Yes
2017	354	97%	Yes
2018	350	96%	Yes
2019	330	90%	Yes
2020	362	99%	Yes
2021	364	100%	Yes
2022	355	97%	Yes
2023	362	99%	Yes
2024	357	98%	Yes
2025	359	98%	Yes
2026	246	67%	No

Latest Records

Latest records at Skyline Ridge Preserve
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
15 August 2026	Skyline Ridge Preserve, US	daily rain	0.3 mm (0.01 in)	0.3 mm (0.01 in)	31 years	12 of 100 (Routine)
14 August 2026	Skyline Ridge Preserve, US	daily rain	1.0 mm (0.04 in)	0.7 mm (0.03 in)	20 years	9 of 100 (Routine)
13 August 2026	Skyline Ridge Preserve, US	daily rain (Tie)	0.3 mm (0.01 in)	tie	24 years	2 of 100 (Routine)
7 July 2026	Skyline Ridge Preserve, US	daily rain	0.3 mm (0.01 in)	0.3 mm (0.01 in)	31 years	13 of 100 (Routine)
27 June 2026	Skyline Ridge Preserve, US	daily rain	5.1 mm (0.20 in)	4.6 mm (0.18 in)	29 years	20 of 100 (Routine)
28 May 2026	Skyline Ridge Preserve, US	daily rain	7.6 mm (0.30 in)	4.3 mm (0.17 in)	21 years	14 of 100 (Routine)
21 April 2026	Skyline Ridge Preserve, US	daily rain	27.2 mm (1.1 in)	1.3 mm (0.05 in)	24 years	11 of 100 (Routine)
20 April 2026	Skyline Ridge Preserve, US	daily rain	38.1 mm (1.5 in)	23.4 mm (0.9 in)	16 years	30 of 100 (Routine)
11 April 2026	Skyline Ridge Preserve, US	daily rain	32.8 mm (1.3 in)	11.2 mm (0.4 in)	4 years	15 of 100 (Routine)
14 November 2025	Skyline Ridge Preserve, US	daily rain	11.2 mm (0.4 in)	1.5 mm (0.06 in)	28 years	11 of 100 (Routine)
13 November 2025	Skyline Ridge Preserve, US	daily rain	27.2 mm (1.1 in)	9.2 mm (0.36 in)	28 years	16 of 100 (Routine)
6 November 2025	Skyline Ridge Preserve, US	daily rain	15.5 mm (0.6 in)	3.6 mm (0.14 in)	14 years	9 of 100 (Routine)
5 November 2025	Skyline Ridge Preserve, US	daily rain	15.5 mm (0.6 in)	4.6 mm (0.18 in)	2 years	5 of 100 (Routine)
13 October 2025	Skyline Ridge Preserve, US	daily rain	33.0 mm (1.3 in)	7.3 mm (0.29 in)	16 years	12 of 100 (Routine)
2 October 2025	Skyline Ridge Preserve, US	daily rain	15.7 mm (0.6 in)	6.0 mm (0.24 in)	28 years	15 of 100 (Routine)
12 September 2025	Skyline Ridge Preserve, US	daily rain	0.3 mm (0.01 in)	0.3 mm (0.01 in)	30 years	12 of 100 (Routine)
10 September 2025	Skyline Ridge Preserve, US	daily rain	7.4 mm (0.29 in)	4.4 mm (0.17 in)	22 years	19 of 100 (Routine)
6 September 2025	Skyline Ridge Preserve, US	daily rain	0.3 mm (0.01 in)	0.3 mm (0.01 in)	30 years	12 of 100 (Routine)
31 July 2025	Skyline Ridge Preserve, US	daily rain	0.3 mm (0.01 in)	0.3 mm (0.01 in)	30 years	13 of 100 (Routine)
30 July 2025	Skyline Ridge Preserve, US	daily rain	0.3 mm (0.01 in)	0.3 mm (0.01 in)	30 years	13 of 100 (Routine)

Climate Trend

20 complete years, 1997 to 2025

One stripe for each of 20 complete years at Skyline Ridge Preserve, 1997 to 2025. Blue stripes are years cooler than the station's own mean of 14.0 C (57.1 F); red stripes are warmer. The coolest year was 1998, at 11.9 C (53.3 F), and the warmest was 2025, at 15.4 C (59.8 F). The strongest colour marks a difference of 2.1 C (3.8 F).

Annual mean temperature at Skyline Ridge Preserve as warming stripes, 1997 to 2025
Year	Annual mean temperature	Difference from the station mean
1997	13.5 C	-0.49 C
1998	11.9 C	-2.09 C
1999	12.6 C	-1.39 C
2002	13.3 C	-0.64 C
2005	13.2 C	-0.76 C
2007	12.5 C	-1.45 C
2010	12.7 C	-1.28 C
2012	13.4 C	-0.60 C
2013	14.4 C	+0.43 C
2014	15.4 C	+1.45 C
2015	14.7 C	+0.78 C
2016	14.6 C	+0.68 C
2017	14.8 C	+0.83 C
2018	14.8 C	+0.87 C
2020	15.3 C	+1.30 C
2021	14.3 C	+0.33 C
2022	14.4 C	+0.48 C
2023	12.9 C	-1.08 C
2024	15.2 C	+1.21 C
2025	15.4 C	+1.48 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 2026

Yearly extremes at Skyline Ridge Preserve: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	42.8 C (109.0 F)	2023	36.1 C (97.0 F)	31
Coldest night (TNn)	-7.8 C (18.0 F)	1998	-2.2 C (28.0 F)	31
Wettest day (Rx1day)	144.0 mm (5.7 in)	2014	89.8 mm (3.5 in)	32
Wettest five days (Rx5day)	309.0 mm (12.2 in)	2012	185.0 mm (7.3 in)	32
Longest dry spell (CDD)	148 days	2022	89 days	32

Hottest day (TXx)

The hottest day of the year at Skyline Ridge Preserve, 1995 to 2026. The record is 42.8 C (109.0 F) in 2023, marked on the chart; the median year is 36.1 C (97.0 F).

Hottest day (TXx) at Skyline Ridge Preserve by year
Year	Hottest day (TXx)
1995	n/a
1996	16.1 C (61.0 F)
1997	34.4 C (93.9 F)
1998	36.7 C (98.1 F)
1999	35.0 C (95.0 F)
2000	33.3 C (91.9 F)
2001	36.1 C (97.0 F)
2002	36.7 C (98.1 F)
2003	34.4 C (93.9 F)
2004	35.0 C (95.0 F)
2005	33.3 C (91.9 F)
2006	39.4 C (102.9 F)
2007	34.4 C (93.9 F)
2008	36.7 C (98.1 F)
2009	36.7 C (98.1 F)
2010	35.6 C (96.1 F)
2011	33.3 C (91.9 F)
2012	35.0 C (95.0 F)
2013	35.6 C (96.1 F)
2014	36.1 C (97.0 F)
2015	36.7 C (98.1 F)
2016	35.0 C (95.0 F)
2017	40.0 C (104.0 F)
2018	35.0 C (95.0 F)
2019	35.6 C (96.1 F)
2020	39.4 C (102.9 F)
2021	38.3 C (100.9 F)
2022	38.9 C (102.0 F)
2023	42.8 C (109.0 F)
2024	42.2 C (108.0 F)
2025	36.1 C (97.0 F)
2026	36.7 C (98.1 F)

Coldest night (TNn)

The coldest night of the year at Skyline Ridge Preserve, 1995 to 2026. The record is -7.8 C (18.0 F) in 1998, marked on the chart; the median year is -2.2 C (28.0 F).

Coldest night (TNn) at Skyline Ridge Preserve by year
Year	Coldest night (TNn)
1995	n/a
1996	0.0 C (32.0 F)
1997	-5.6 C (21.9 F)
1998	-7.8 C (18.0 F)
1999	-2.2 C (28.0 F)
2000	0.0 C (32.0 F)
2001	-1.1 C (30.0 F)
2002	-2.8 C (27.0 F)
2003	-0.6 C (30.9 F)
2004	-1.1 C (30.0 F)
2005	0.6 C (33.1 F)
2006	-2.2 C (28.0 F)
2007	-3.9 C (25.0 F)
2008	-3.9 C (25.0 F)
2009	-3.3 C (26.1 F)
2010	-2.2 C (28.0 F)
2011	-5.0 C (23.0 F)
2012	-2.8 C (27.0 F)
2013	-4.4 C (24.1 F)
2014	-1.7 C (28.9 F)
2015	-1.7 C (28.9 F)
2016	-2.8 C (27.0 F)
2017	-2.8 C (27.0 F)
2018	-2.8 C (27.0 F)
2019	-1.1 C (30.0 F)
2020	-1.1 C (30.0 F)
2021	-1.7 C (28.9 F)
2022	-1.7 C (28.9 F)
2023	-2.8 C (27.0 F)
2024	-1.1 C (30.0 F)
2025	-0.6 C (30.9 F)
2026	0.0 C (32.0 F)

Wettest day (Rx1day)

The wettest day of the year at Skyline Ridge Preserve, 1995 to 2026. The record is 144.0 mm (5.7 in) in 2014, marked on the chart; the median year is 89.8 mm (3.5 in).

Wettest day (Rx1day) at Skyline Ridge Preserve by year
Year	Wettest day (Rx1day)
1995	113.3 mm (4.5 in)
1996	111.8 mm (4.4 in)
1997	72.6 mm (2.9 in)
1998	132.1 mm (5.2 in)
1999	65.0 mm (2.6 in)
2000	129.5 mm (5.1 in)
2001	91.4 mm (3.6 in)
2002	101.6 mm (4.0 in)
2003	72.6 mm (2.9 in)
2004	63.5 mm (2.5 in)
2005	108.0 mm (4.3 in)
2006	73.7 mm (2.9 in)
2007	44.5 mm (1.8 in)
2008	108.7 mm (4.3 in)
2009	106.9 mm (4.2 in)
2010	69.1 mm (2.7 in)
2011	64.3 mm (2.5 in)
2012	112.5 mm (4.4 in)
2013	27.9 mm (1.1 in)
2014	144.0 mm (5.7 in)
2015	90.4 mm (3.6 in)
2016	89.2 mm (3.5 in)
2017	98.3 mm (3.9 in)
2018	73.9 mm (2.9 in)
2019	84.3 mm (3.3 in)
2020	31.2 mm (1.2 in)
2021	120.9 mm (4.8 in)
2022	115.3 mm (4.5 in)
2023	71.4 mm (2.8 in)
2024	73.4 mm (2.9 in)
2025	117.1 mm (4.6 in)
2026	40.1 mm (1.6 in)

Wettest five days (Rx5day)

The wettest five days of the year at Skyline Ridge Preserve, 1995 to 2026. The record is 309.0 mm (12.2 in) in 2012, marked on the chart; the median year is 185.0 mm (7.3 in).

Wettest five days (Rx5day) at Skyline Ridge Preserve by year
Year	Wettest five days (Rx5day)
1995	216.4 mm (8.5 in)
1996	183.0 mm (7.2 in)
1997	195.1 mm (7.7 in)
1998	249.9 mm (9.8 in)
1999	185.2 mm (7.3 in)
2000	227.3 mm (8.9 in)
2001	136.6 mm (5.4 in)
2002	294.4 mm (11.6 in)
2003	106.6 mm (4.2 in)
2004	182.6 mm (7.2 in)
2005	197.4 mm (7.8 in)
2006	178.3 mm (7.0 in)
2007	101.7 mm (4.0 in)
2008	197.1 mm (7.8 in)
2009	189.2 mm (7.4 in)
2010	190.0 mm (7.5 in)
2011	129.8 mm (5.1 in)
2012	309.0 mm (12.2 in)
2013	40.6 mm (1.6 in)
2014	178.3 mm (7.0 in)
2015	195.5 mm (7.7 in)
2016	184.7 mm (7.3 in)
2017	235.0 mm (9.3 in)
2018	146.1 mm (5.8 in)
2019	168.4 mm (6.6 in)
2020	69.3 mm (2.7 in)
2021	185.3 mm (7.3 in)
2022	288.5 mm (11.4 in)
2023	214.9 mm (8.5 in)
2024	138.7 mm (5.5 in)
2025	149.6 mm (5.9 in)
2026	148.0 mm (5.8 in)

Longest dry spell (CDD)

The longest dry spell of the year at Skyline Ridge Preserve, 1995 to 2026. The record is 148 days in 2022, marked on the chart; the median year is 89 days.

Longest dry spell (CDD) at Skyline Ridge Preserve by year
Year	Longest dry spell (CDD)
1995	123 days
1996	108 days
1997	50 days
1998	84 days
1999	63 days
2000	33 days
2001	66 days
2002	122 days
2003	69 days
2004	76 days
2005	95 days
2006	135 days
2007	64 days
2008	99 days
2009	53 days
2010	98 days
2011	33 days
2012	127 days
2013	88 days
2014	121 days
2015	99 days
2016	96 days
2017	93 days
2018	84 days
2019	89 days
2020	58 days
2021	146 days
2022	148 days
2023	56 days
2024	88 days
2025	119 days
2026	47 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 Skyline Ridge Preserve standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Skyline Ridge Preserve 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 2026-10-14. Last revised 14 October 2026 (2026-10-14).