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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Mt Wachuset Weather Records (USC00195077)

Record envelope, standing records and threshold days for Mt Wachuset (USC00195077), Massachusetts, United States, with 64 years of record.

Key Facts for Mt Wachuset

  • Mt Wachuset (USC00195077) is a weather station in Massachusetts, United States at 42.48 latitude and -71.88 longitude, 610 m (2,001 ft) above sea level.
  • The station reports from 1895 to 1958, 64 years of record.
  • 0 records set at Mt Wachuset still stand.
  • Records are tracked for prcp: an element needs 30 years of data to be eligible.
  • Mt Wachuset set a daily record precipitation of 38.4 mm (1.5 in) on 7 April 1958.

About the Station

  • Location: Massachusetts, United States, 42.48 latitude, -71.88 longitude.
  • Elevation: 610 m (2,001 ft).
  • Period of record: 1895 to 1958, 64 years.
  • Eligible elements: prcp.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Mt Wachuset, with 2026 drawn through them The band shows the record high and record low for each calendar day at Mt Wachuset. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. 000111 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Mt Wachuset. 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 Mt Wachuset, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
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Which Years Hold Standing Records

0 standing records
Standing records at Mt Wachuset by the year they were set 0 records at Mt Wachuset still stand. 00000000000
0 records at Mt Wachuset still stand.
Standing records at Mt Wachuset by the year they were set
Year setStanding records

Wettest Day of Each Month

Sep: 237.0 mm (9.3 in)
Record daily precipitation for each month at Mt Wachuset The wettest day on record for each calendar month at Mt Wachuset. The most was 237.0 mm (9.3 in) on 21 September 1938. 0100200300 Jan: 30.5 mm (1.2 in), 28 January 1897 Jan Feb: 71.6 mm (2.8 in), 7 February 1896 Feb Mar: 50.5 mm (2.0 in), 20 March 1896 Mar Apr: 73.2 mm (2.9 in), 12 April 1934 Apr May: 101.6 mm (4.0 in), 2 May 1921 May Jun: 149.1 mm (5.9 in), 12 June 1931 Jun Jul: 157.7 mm (6.2 in), 24 July 1938 Jul Aug: 118.6 mm (4.7 in), 14 August 1931 Aug Sep: 237.0 mm (9.3 in), 21 September 1938 Sep Oct: 172.2 mm (6.8 in), 21 October 1932 Oct Nov: 72.9 mm (2.9 in), 12 November 1947 Nov Dec: 31.5 mm (1.2 in), 9 December 1896 Dec
The wettest day on record for each calendar month at Mt Wachuset. The most was 237.0 mm (9.3 in) on 21 September 1938.
Record daily precipitation for each month at Mt Wachuset
MonthRecord daily precipitation (mm)Date
Jan30.5 mm (1.2 in)28 January 1897
Feb71.6 mm (2.8 in)7 February 1896
Mar50.5 mm (2.0 in)20 March 1896
Apr73.2 mm (2.9 in)12 April 1934
May101.6 mm (4.0 in)2 May 1921
Jun149.1 mm (5.9 in)12 June 1931
Jul157.7 mm (6.2 in)24 July 1938
Aug118.6 mm (4.7 in)14 August 1931
Sep237.0 mm (9.3 in)21 September 1938
Oct172.2 mm (6.8 in)21 October 1932
Nov72.9 mm (2.9 in)12 November 1947
Dec31.5 mm (1.2 in)9 December 1896

Latest Records

20
Latest records at Mt Wachuset
DateStationRecordValueBeat old record byOld record stoodSignificance
7 April 1958Mt Wachuset, USdaily rain38.4 mm (1.5 in)25.2 mm (1.0 in)4 years24 of 100 (Routine)
9 November 1957Mt Wachuset, USdaily rain14.2 mm (0.6 in)3.3 mm (0.13 in)19 years13 of 100 (Routine)
3 November 1957Mt Wachuset, USdaily rain32.8 mm (1.3 in)7.4 mm (0.29 in)15 years14 of 100 (Routine)
19 October 1957Mt Wachuset, USdaily rain29.2 mm (1.1 in)7.1 mm (0.28 in)40 years21 of 100 (Routine)
13 August 1957Mt Wachuset, USdaily rain10.4 mm (0.4 in)1.0 mm (0.04 in)18 years11 of 100 (Routine)
27 June 1957Mt Wachuset, USdaily rain25.1 mm (1.0 in)1.2 mm (0.05 in)12 years9 of 100 (Routine)
9 April 1957Mt Wachuset, USdaily rain14.0 mm (0.6 in)11.5 mm (0.5 in)11 years16 of 100 (Routine)
2 April 1957Mt Wachuset, USdaily rain14.7 mm (0.6 in)6.6 mm (0.26 in)8 years12 of 100 (Routine)
13 November 1956Mt Wachuset, USdaily rain4.3 mm (0.17 in)3.0 mm (0.12 in)59 years20 of 100 (Routine)
23 October 1956Mt Wachuset, USdaily rain26.9 mm (1.1 in)6.1 mm (0.24 in)19 years13 of 100 (Routine)
17 August 1956Mt Wachuset, USdaily rain28.4 mm (1.1 in)8.1 mm (0.32 in)35 years21 of 100 (Routine)
14 November 1955Mt Wachuset, USdaily rain11.7 mm (0.5 in)10.7 mm (0.4 in)6 years14 of 100 (Routine)
24 June 1955Mt Wachuset, USdaily rain26.7 mm (1.1 in)10.2 mm (0.4 in)37 years22 of 100 (Routine)
1 June 1955Mt Wachuset, USdaily rain16.3 mm (0.6 in)2.1 mm (0.08 in)25 years14 of 100 (Routine)
4 April 1955Mt Wachuset, USdaily rain11.7 mm (0.5 in)8.1 mm (0.32 in)5 years12 of 100 (Routine)
11 October 1954Mt Wachuset, USdaily rain (Tie)8.1 mm (0.32 in)tie36 years4 of 100 (Routine)
11 September 1954Mt Wachuset, USdaily rain117.6 mm (4.6 in)83.6 mm (3.3 in)27 years40 of 100 (Notable)
23 June 1954Mt Wachuset, USdaily rain25.1 mm (1.0 in)5.0 mm (0.20 in)20 years14 of 100 (Routine)
24 April 1954Mt Wachuset, USdaily rain6.6 mm (0.26 in)0.8 mm (0.03 in)23 years12 of 100 (Routine)
18 April 1954Mt Wachuset, USdaily rain62.7 mm (2.5 in)38.6 mm (1.5 in)24 years39 of 100 (Notable)

Extremes by Year

1895 to 1958
Yearly extremes at Mt Wachuset: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Wettest day (Rx1day)237.0 mm (9.3 in)193871.1 mm (2.8 in)48
Wettest five days (Rx5day)242.1 mm (9.5 in)193382.2 mm (3.2 in)48
Longest dry spell (CDD)33 days195216 days48

Wettest day (Rx1day)

Wettest day (Rx1day) at Mt Wachuset by year The wettest day of the year at Mt Wachuset, 1895 to 1958. The record is 237.0 mm (9.3 in) in 1938, marked on the chart; the median year is 71.1 mm (2.8 in). 0100200300190019201940Record: 237.0 mm (9.3 in) in 1938
The wettest day of the year at Mt Wachuset, 1895 to 1958. The record is 237.0 mm (9.3 in) in 1938, marked on the chart; the median year is 71.1 mm (2.8 in).
Wettest day (Rx1day) at Mt Wachuset by year
YearWettest day (Rx1day)
1895159.8 mm (6.3 in)
189671.6 mm (2.8 in)
189730.5 mm (1.2 in)
191388.9 mm (3.5 in)
191426.7 mm (1.1 in)
1915110.7 mm (4.4 in)
191675.2 mm (3.0 in)
191763.5 mm (2.5 in)
191866.0 mm (2.6 in)
1919111.8 mm (4.4 in)
1920105.4 mm (4.1 in)
1921101.6 mm (4.0 in)
1922101.6 mm (4.0 in)
192341.9 mm (1.6 in)
192417.5 mm (0.7 in)
192629.7 mm (1.2 in)
192763.8 mm (2.5 in)
192866.0 mm (2.6 in)
192941.4 mm (1.6 in)
193040.6 mm (1.6 in)
1931149.1 mm (5.9 in)
1932172.2 mm (6.8 in)
1933235.7 mm (9.3 in)
1934121.4 mm (4.8 in)
193585.9 mm (3.4 in)
193676.7 mm (3.0 in)
193770.6 mm (2.8 in)
1938237.0 mm (9.3 in)
193983.8 mm (3.3 in)
194056.4 mm (2.2 in)
194157.4 mm (2.3 in)
194258.7 mm (2.3 in)
194374.4 mm (2.9 in)
1944182.4 mm (7.2 in)
194550.8 mm (2.0 in)
194695.8 mm (3.8 in)
194772.9 mm (2.9 in)
194873.9 mm (2.9 in)
194940.6 mm (1.6 in)
195050.3 mm (2.0 in)
195155.4 mm (2.2 in)
195253.1 mm (2.1 in)
195388.9 mm (3.5 in)
1954117.6 mm (4.6 in)
195532.0 mm (1.3 in)
195629.0 mm (1.1 in)
195732.8 mm (1.3 in)
195838.4 mm (1.5 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Mt Wachuset by year The wettest five days of the year at Mt Wachuset, 1895 to 1958. The record is 242.1 mm (9.5 in) in 1933, marked on the chart; the median year is 82.2 mm (3.2 in). 0100200300190019201940Record: 242.1 mm (9.5 in) in 1933
The wettest five days of the year at Mt Wachuset, 1895 to 1958. The record is 242.1 mm (9.5 in) in 1933, marked on the chart; the median year is 82.2 mm (3.2 in).
Wettest five days (Rx5day) at Mt Wachuset by year
YearWettest five days (Rx5day)
1895159.8 mm (6.3 in)
189692.0 mm (3.6 in)
189751.5 mm (2.0 in)
191393.5 mm (3.7 in)
191468.3 mm (2.7 in)
1915136.1 mm (5.4 in)
191675.2 mm (3.0 in)
191776.2 mm (3.0 in)
191863.0 mm (2.5 in)
1919139.0 mm (5.5 in)
1920113.0 mm (4.4 in)
1921121.5 mm (4.8 in)
1922111.8 mm (4.4 in)
192345.7 mm (1.8 in)
192426.1 mm (1.0 in)
192642.9 mm (1.7 in)
1927134.6 mm (5.3 in)
192887.2 mm (3.4 in)
192959.4 mm (2.3 in)
193050.8 mm (2.0 in)
1931154.7 mm (6.1 in)
1932172.2 mm (6.8 in)
1933242.1 mm (9.5 in)
1934130.0 mm (5.1 in)
1935100.9 mm (4.0 in)
193676.7 mm (3.0 in)
193789.9 mm (3.5 in)
1938237.0 mm (9.3 in)
1939100.6 mm (4.0 in)
194090.4 mm (3.6 in)
194159.4 mm (2.3 in)
194262.8 mm (2.5 in)
194374.4 mm (2.9 in)
1944185.4 mm (7.3 in)
194584.6 mm (3.3 in)
1946119.9 mm (4.7 in)
194757.1 mm (2.2 in)
194894.2 mm (3.7 in)
194964.2 mm (2.5 in)
195050.3 mm (2.0 in)
195179.8 mm (3.1 in)
195254.1 mm (2.1 in)
195388.9 mm (3.5 in)
195463.0 mm (2.5 in)
195543.7 mm (1.7 in)
195645.7 mm (1.8 in)
195761.8 mm (2.4 in)
195843.0 mm (1.7 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Mt Wachuset by year The longest dry spell of the year at Mt Wachuset, 1895 to 1958. The record is 33 days in 1952, marked on the chart; the median year is 16 days. 010203040190019201940Record: 33 days in 1952
The longest dry spell of the year at Mt Wachuset, 1895 to 1958. The record is 33 days in 1952, marked on the chart; the median year is 16 days.
Longest dry spell (CDD) at Mt Wachuset by year
YearLongest dry spell (CDD)
189518 days
189616 days
189712 days
191318 days
191425 days
191517 days
191611 days
191717 days
191812 days
191917 days
192022 days
192119 days
192222 days
192313 days
192414 days
192611 days
192714 days
192810 days
192913 days
193010 days
193123 days
193218 days
193311 days
193419 days
193523 days
19369 days
19379 days
193815 days
193924 days
194012 days
194118 days
194214 days
194313 days
194417 days
194516 days
194621 days
194711 days
194816 days
194923 days
195018 days
195113 days
195233 days
195321 days
195411 days
195511 days
195615 days
195717 days
19589 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 Mt Wachuset standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Mt Wachuset 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 . Last revised (2025-12-31).