Weston Weather Records (USC00109698)

Record envelope, standing records and threshold days for Weston (USC00109698), Idaho, United States, with 113 years of record.

Key Facts for Weston

Weston (USC00109698) is a weather station in Idaho, United States at 42.04 latitude and -111.96 longitude, 1,452 m (4,762 ft) above sea level.
The station reports from 1898 to 2010, 113 years of record.
1,464 records set at Weston still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Idaho, United States, 42.04 latitude, -111.96 longitude.
Elevation: 1,452 m (4,762 ft).
Period of record: 1898 to 2010, 113 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 Weston. 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 Weston, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	10.6 C (51.1 F)	-27.2 C (-17.0 F)	n/a	n/a
Feb	15.0 C (59.0 F)	-31.7 C (-25.1 F)	n/a	n/a
Mar	22.8 C (73.0 F)	-24.4 C (-11.9 F)	n/a	n/a
Apr	28.3 C (82.9 F)	-13.3 C (8.1 F)	n/a	n/a
May	31.7 C (89.1 F)	-8.3 C (17.1 F)	n/a	n/a
Jun	36.1 C (97.0 F)	-2.2 C (28.0 F)	n/a	n/a
Jul	40.0 C (104.0 F)	0.0 C (32.0 F)	n/a	n/a
Aug	37.8 C (100.0 F)	-3.3 C (26.1 F)	n/a	n/a
Sep	34.4 C (93.9 F)	-7.8 C (18.0 F)	n/a	n/a
Oct	30.0 C (86.0 F)	-12.8 C (9.0 F)	n/a	n/a
Nov	21.7 C (71.1 F)	-21.7 C (-7.1 F)	n/a	n/a
Dec	13.3 C (55.9 F)	-30.0 C (-22.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Weston still stand. 1909 holds the most, with 89.

Standing records at Weston by the year they were set
Year set	Standing records
1898	62
1899	54
1900	64
1901	81
1902	67
1903	85
1904	53
1905	52
1906	71
1907	75
1908	58
1909	89
1910	74
1911	51
1912	45
1913	79
1914	58
1915	46
1916	45
1917	36
2006	35
2007	69
2008	60
2009	55

Wettest Day of Each Month

Feb: 49.0 mm (1.9 in)

The wettest day on record for each calendar month at Weston. The most was 49.0 mm (1.9 in) on 8 February 1909.

Record daily precipitation for each month at Weston
Month	Record daily precipitation (mm)	Date
Jan	29.2 mm (1.1 in)	25 January 1911
Feb	49.0 mm (1.9 in)	8 February 1909
Mar	37.1 mm (1.5 in)	27 March 1914
Apr	17.8 mm (0.7 in)	26 April 1900
May	40.6 mm (1.6 in)	17 May 1898
Jun	22.1 mm (0.9 in)	23 June 1898
Jul	22.9 mm (0.9 in)	26 July 2007
Aug	35.6 mm (1.4 in)	21 August 1906
Sep	34.8 mm (1.4 in)	15 September 2006
Oct	35.6 mm (1.4 in)	14 October 1899
Nov	39.9 mm (1.6 in)	26 November 1909
Dec	22.1 mm (0.9 in)	26 December 1907

Period of Record Coverage

1898 to 2010

25 years of record at Weston, 1898 to 2010. 12 years have data for under 90 percent of days and are left out of rankings: 1898, 1899, 1902, 1904, 1907, 1908, 1915, 1916 and others.

Days with data per year at Weston
Year	Days with data	Share of year	Complete
1898	255	70%	No
1899	326	89%	No
1900	348	95%	Yes
1901	349	96%	Yes
1902	328	90%	No
1903	346	95%	Yes
1904	322	88%	No
1905	340	93%	Yes
1906	354	97%	Yes
1907	321	88%	No
1908	306	84%	No
1909	356	98%	Yes
1910	364	100%	Yes
1911	364	100%	Yes
1912	366	100%	Yes
1913	365	100%	Yes
1914	365	100%	Yes
1915	302	83%	No
1916	298	81%	No
1917	90	25%	No
2006	183	50%	No
2007	361	99%	Yes
2008	349	95%	Yes
2009	307	84%	No
2010	77	21%	No

Latest Records

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

Climate Trend

13 complete years, 1900 to 2008

One stripe for each of 13 complete years at Weston, 1900 to 2008. Blue stripes are years cooler than the station's own mean of 7.6 C (45.7 F); red stripes are warmer. The coolest year was 1903, at 6.6 C (43.9 F), and the warmest was 1900, at 9.0 C (48.2 F). The strongest colour marks a difference of 1.4 C (2.5 F).

Annual mean temperature at Weston as warming stripes, 1900 to 2008
Year	Annual mean temperature	Difference from the station mean
1900	9.0 C	+1.35 C
1901	8.7 C	+1.04 C
1902	8.1 C	+0.42 C
1903	6.6 C	-1.04 C
1906	7.4 C	-0.20 C
1909	7.5 C	-0.13 C
1910	8.4 C	+0.78 C
1911	6.7 C	-0.94 C
1912	6.8 C	-0.81 C
1913	7.4 C	-0.28 C
1914	8.2 C	+0.54 C
2007	7.8 C	+0.21 C
2008	6.7 C	-0.97 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

1898 to 2010

Yearly extremes at Weston: 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)	1901	35.6 C (96.1 F)	25
Coldest night (TNn)	-31.7 C (-25.1 F)	1903	-25.0 C (-13.0 F)	25
Wettest day (Rx1day)	49.0 mm (1.9 in)	1909	25.4 mm (1.0 in)	25
Wettest five days (Rx5day)	66.4 mm (2.6 in)	1898	40.6 mm (1.6 in)	24
Longest dry spell (CDD)	55 days	1902	33 days	24

Hottest day (TXx)

The hottest day of the year at Weston, 1898 to 2010. The record is 40.0 C (104.0 F) in 1901, marked on the chart; the median year is 35.6 C (96.1 F).

Hottest day (TXx) at Weston by year
Year	Hottest day (TXx)
1898	35.6 C (96.1 F)
1899	34.4 C (93.9 F)
1900	35.6 C (96.1 F)
1901	40.0 C (104.0 F)
1902	36.1 C (97.0 F)
1903	36.7 C (98.1 F)
1904	35.0 C (95.0 F)
1905	37.8 C (100.0 F)
1906	35.6 C (96.1 F)
1907	32.8 C (91.0 F)
1908	34.4 C (93.9 F)
1909	37.2 C (99.0 F)
1910	35.6 C (96.1 F)
1911	34.4 C (93.9 F)
1912	33.9 C (93.0 F)
1913	37.2 C (99.0 F)
1914	35.0 C (95.0 F)
1915	35.0 C (95.0 F)
1916	35.0 C (95.0 F)
1917	10.6 C (51.1 F)
2006	36.7 C (98.1 F)
2007	38.3 C (100.9 F)
2008	36.1 C (97.0 F)
2009	36.7 C (98.1 F)
2010	15.6 C (60.1 F)

Coldest night (TNn)

The coldest night of the year at Weston, 1898 to 2010. The record is -31.7 C (-25.1 F) in 1903, marked on the chart; the median year is -25.0 C (-13.0 F).

Coldest night (TNn) at Weston by year
Year	Coldest night (TNn)
1898	-25.6 C (-14.1 F)
1899	-30.0 C (-22.0 F)
1900	-20.0 C (-4.0 F)
1901	-18.9 C (-2.0 F)
1902	-24.4 C (-11.9 F)
1903	-31.7 C (-25.1 F)
1904	-30.0 C (-22.0 F)
1905	-29.4 C (-20.9 F)
1906	-27.2 C (-17.0 F)
1907	-23.3 C (-9.9 F)
1908	-26.1 C (-15.0 F)
1909	-27.8 C (-18.0 F)
1910	-23.9 C (-11.0 F)
1911	-24.4 C (-11.9 F)
1912	-25.0 C (-13.0 F)
1913	-27.2 C (-17.0 F)
1914	-25.6 C (-14.1 F)
1915	-23.9 C (-11.0 F)
1916	-25.0 C (-13.0 F)
1917	-26.1 C (-15.0 F)
2006	-21.7 C (-7.1 F)
2007	-23.3 C (-9.9 F)
2008	-25.6 C (-14.1 F)
2009	-24.4 C (-11.9 F)
2010	-23.9 C (-11.0 F)

Wettest day (Rx1day)

The wettest day of the year at Weston, 1898 to 2010. The record is 49.0 mm (1.9 in) in 1909, marked on the chart; the median year is 25.4 mm (1.0 in).

Wettest day (Rx1day) at Weston by year
Year	Wettest day (Rx1day)
1898	40.6 mm (1.6 in)
1899	35.6 mm (1.4 in)
1900	23.9 mm (0.9 in)
1901	27.9 mm (1.1 in)
1902	16.5 mm (0.6 in)
1903	22.9 mm (0.9 in)
1904	25.4 mm (1.0 in)
1905	14.0 mm (0.6 in)
1906	35.6 mm (1.4 in)
1907	22.4 mm (0.9 in)
1908	29.0 mm (1.1 in)
1909	49.0 mm (1.9 in)
1910	18.5 mm (0.7 in)
1911	29.2 mm (1.1 in)
1912	28.4 mm (1.1 in)
1913	21.6 mm (0.9 in)
1914	37.1 mm (1.5 in)
1915	21.8 mm (0.9 in)
1916	21.3 mm (0.8 in)
1917	25.4 mm (1.0 in)
2006	34.8 mm (1.4 in)
2007	26.7 mm (1.1 in)
2008	18.3 mm (0.7 in)
2009	20.3 mm (0.8 in)
2010	15.2 mm (0.6 in)

Wettest five days (Rx5day)

The wettest five days of the year at Weston, 1898 to 2010. The record is 66.4 mm (2.6 in) in 1898, marked on the chart; the median year is 40.6 mm (1.6 in).

Wettest five days (Rx5day) at Weston by year
Year	Wettest five days (Rx5day)
1898	66.4 mm (2.6 in)
1899	42.2 mm (1.7 in)
1900	58.6 mm (2.3 in)
1901	48.3 mm (1.9 in)
1902	44.7 mm (1.8 in)
1903	46.4 mm (1.8 in)
1904	34.4 mm (1.4 in)
1905	33.9 mm (1.3 in)
1906	66.2 mm (2.6 in)
1907	33.6 mm (1.3 in)
1908	35.3 mm (1.4 in)
1909	59.6 mm (2.3 in)
1910	37.3 mm (1.5 in)
1911	46.8 mm (1.8 in)
1912	57.6 mm (2.3 in)
1913	36.2 mm (1.4 in)
1914	45.2 mm (1.8 in)
1915	35.8 mm (1.4 in)
1916	38.1 mm (1.5 in)
1917	n/a
2006	30.0 mm (1.2 in)
2007	36.9 mm (1.5 in)
2008	28.0 mm (1.1 in)
2009	40.6 mm (1.6 in)
2010	40.6 mm (1.6 in)

Longest dry spell (CDD)

The longest dry spell of the year at Weston, 1898 to 2010. The record is 55 days in 1902, marked on the chart; the median year is 33 days.

Longest dry spell (CDD) at Weston by year
Year	Longest dry spell (CDD)
1898	48 days
1899	41 days
1900	23 days
1901	39 days
1902	55 days
1903	29 days
1904	32 days
1905	36 days
1906	18 days
1907	24 days
1908	30 days
1909	23 days
1910	50 days
1911	35 days
1912	19 days
1913	27 days
1914	50 days
1915	34 days
1916	51 days
1917	n/a
2006	14 days
2007	49 days
2008	41 days
2009	18 days
2010	18 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 Weston standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Weston 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).