Romulus Weather Records (USC00307250)

Record envelope, standing records and threshold days for Romulus (USC00307250), New York, United States, with 30 years of record.

Key Facts for Romulus

Romulus (USC00307250) is a weather station in New York, United States at 42.75 latitude and -76.83 longitude, 219 m (719 ft) above sea level.
The station reports from 1893 to 1922, 30 years of record.
1,464 records set at Romulus still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: New York, United States, 42.75 latitude, -76.83 longitude.
Elevation: 219 m (719 ft).
Period of record: 1893 to 1922, 30 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 Romulus. 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 Romulus, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	21.1 C (70.0 F)	-28.3 C (-18.9 F)	n/a	n/a
Feb	18.3 C (64.9 F)	-27.2 C (-17.0 F)	n/a	n/a
Mar	28.9 C (84.0 F)	-20.6 C (-5.1 F)	n/a	n/a
Apr	31.1 C (88.0 F)	-12.8 C (9.0 F)	n/a	n/a
May	32.2 C (90.0 F)	-3.9 C (25.0 F)	n/a	n/a
Jun	35.6 C (96.1 F)	1.7 C (35.1 F)	n/a	n/a
Jul	36.1 C (97.0 F)	5.0 C (41.0 F)	n/a	n/a
Aug	37.2 C (99.0 F)	5.6 C (42.1 F)	n/a	n/a
Sep	36.1 C (97.0 F)	0.0 C (32.0 F)	n/a	n/a
Oct	31.1 C (88.0 F)	-6.1 C (21.0 F)	n/a	n/a
Nov	23.3 C (73.9 F)	-13.3 C (8.1 F)	n/a	n/a
Dec	18.3 C (64.9 F)	-27.8 C (-18.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Romulus still stand. 1896 holds the most, with 89.

Standing records at Romulus by the year they were set
Year set	Standing records
1893	40
1894	5
1895	21
1896	89
1897	51
1898	74
1899	77
1900	68
1901	42
1902	45
1903	72
1904	59
1905	49
1906	60
1907	40
1908	49
1909	50
1910	47
1911	20
1912	62
1913	63
1914	60
1915	33
1916	33
1917	50
1918	67
1919	39
1920	39
1921	53
1922	7

Wettest Day of Each Month

Jun: 66.5 mm (2.6 in)

The wettest day on record for each calendar month at Romulus. The most was 66.5 mm (2.6 in) on 16 June 1906.

Record daily precipitation for each month at Romulus
Month	Record daily precipitation (mm)	Date
Jan	45.7 mm (1.8 in)	12 January 1915
Feb	58.7 mm (2.3 in)	22 February 1900
Mar	65.0 mm (2.6 in)	25 March 1913
Apr	41.1 mm (1.6 in)	24 April 1907
May	51.3 mm (2.0 in)	4 May 1893
Jun	66.5 mm (2.6 in)	16 June 1906
Jul	49.8 mm (2.0 in)	13 July 1915
Aug	50.3 mm (2.0 in)	29 August 1893
Sep	61.7 mm (2.4 in)	21 September 1913
Oct	50.3 mm (2.0 in)	20 October 1913
Nov	57.2 mm (2.3 in)	25 November 1900
Dec	43.2 mm (1.7 in)	14 December 1914

Period of Record Coverage

1893 to 1922

30 years of record at Romulus, 1893 to 1922. 10 years have data for under 90 percent of days and are left out of rankings: 1893, 1894, 1895, 1907, 1911, 1915, 1916, 1919 and others.

Days with data per year at Romulus
Year	Days with data	Share of year	Complete
1893	244	67%	No
1894	59	16%	No
1895	147	40%	No
1896	333	91%	Yes
1897	363	99%	Yes
1898	364	100%	Yes
1899	364	100%	Yes
1900	357	98%	Yes
1901	364	100%	Yes
1902	339	93%	Yes
1903	350	96%	Yes
1904	354	97%	Yes
1905	363	99%	Yes
1906	349	96%	Yes
1907	267	73%	No
1908	361	99%	Yes
1909	353	97%	Yes
1910	361	99%	Yes
1911	225	62%	No
1912	357	98%	Yes
1913	357	98%	Yes
1914	361	99%	Yes
1915	277	76%	No
1916	179	49%	No
1917	362	99%	Yes
1918	356	98%	Yes
1919	273	75%	No
1920	309	84%	No
1921	346	95%	Yes
1922	89	24%	No

Latest Records

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

Climate Trend

16 complete years, 1897 to 1918

One stripe for each of 16 complete years at Romulus, 1897 to 1918. Blue stripes are years cooler than the station's own mean of 8.8 C (47.8 F); red stripes are warmer. The coolest year was 1917, at 6.8 C (44.3 F), and the warmest was 1898, at 10.0 C (50.0 F). The strongest colour marks a difference of 2.0 C (3.6 F).

Annual mean temperature at Romulus as warming stripes, 1897 to 1918
Year	Annual mean temperature	Difference from the station mean
1897	9.2 C	+0.42 C
1898	10.0 C	+1.22 C
1899	9.3 C	+0.55 C
1900	9.8 C	+1.05 C
1901	8.7 C	-0.07 C
1904	7.3 C	-1.46 C
1905	8.4 C	-0.35 C
1906	9.2 C	+0.38 C
1908	9.6 C	+0.85 C
1909	8.9 C	+0.13 C
1910	9.0 C	+0.22 C
1912	8.0 C	-0.82 C
1913	9.7 C	+0.97 C
1914	7.9 C	-0.86 C
1917	6.8 C	-1.94 C
1918	8.5 C	-0.24 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

1893 to 1922

Yearly extremes at Romulus: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	37.2 C (99.0 F)	1907	34.4 C (93.9 F)	30
Coldest night (TNn)	-28.3 C (-18.9 F)	1920	-21.6 C (-7.0 F)	30
Wettest day (Rx1day)	66.5 mm (2.6 in)	1906	42.3 mm (1.7 in)	30
Wettest five days (Rx5day)	156.3 mm (6.2 in)	1903	58.2 mm (2.3 in)	30
Longest dry spell (CDD)	32 days	1908	19 days	30

Hottest day (TXx)

The hottest day of the year at Romulus, 1893 to 1922. The record is 37.2 C (99.0 F) in 1907, marked on the chart; the median year is 34.4 C (93.9 F).

Hottest day (TXx) at Romulus by year
Year	Hottest day (TXx)
1893	35.6 C (96.1 F)
1894	13.9 C (57.0 F)
1895	34.4 C (93.9 F)
1896	35.0 C (95.0 F)
1897	36.1 C (97.0 F)
1898	35.6 C (96.1 F)
1899	36.1 C (97.0 F)
1900	36.1 C (97.0 F)
1901	35.6 C (96.1 F)
1902	31.1 C (88.0 F)
1903	34.4 C (93.9 F)
1904	33.9 C (93.0 F)
1905	33.3 C (91.9 F)
1906	32.8 C (91.0 F)
1907	37.2 C (99.0 F)
1908	34.4 C (93.9 F)
1909	34.4 C (93.9 F)
1910	35.0 C (95.0 F)
1911	35.0 C (95.0 F)
1912	34.4 C (93.9 F)
1913	34.4 C (93.9 F)
1914	32.2 C (90.0 F)
1915	32.8 C (91.0 F)
1916	32.2 C (90.0 F)
1917	34.4 C (93.9 F)
1918	36.7 C (98.1 F)
1919	33.9 C (93.0 F)
1920	32.2 C (90.0 F)
1921	36.1 C (97.0 F)
1922	18.9 C (66.0 F)

Coldest night (TNn)

The coldest night of the year at Romulus, 1893 to 1922. The record is -28.3 C (-18.9 F) in 1920, marked on the chart; the median year is -21.6 C (-7.0 F).

Coldest night (TNn) at Romulus by year
Year	Coldest night (TNn)
1893	-17.8 C (0.0 F)
1894	-23.9 C (-11.0 F)
1895	-22.2 C (-8.0 F)
1896	-27.2 C (-17.0 F)
1897	-18.9 C (-2.0 F)
1898	-20.0 C (-4.0 F)
1899	-22.2 C (-8.0 F)
1900	-20.0 C (-4.0 F)
1901	-18.9 C (-2.0 F)
1902	-19.4 C (-2.9 F)
1903	-20.0 C (-4.0 F)
1904	-24.4 C (-11.9 F)
1905	-20.6 C (-5.1 F)
1906	-22.2 C (-8.0 F)
1907	-24.4 C (-11.9 F)
1908	-23.3 C (-9.9 F)
1909	-19.4 C (-2.9 F)
1910	-20.6 C (-5.1 F)
1911	-15.6 C (3.9 F)
1912	-24.4 C (-11.9 F)
1913	-21.1 C (-6.0 F)
1914	-25.0 C (-13.0 F)
1915	-17.8 C (0.0 F)
1916	-22.2 C (-8.0 F)
1917	-27.8 C (-18.0 F)
1918	-23.3 C (-9.9 F)
1919	-21.1 C (-6.0 F)
1920	-28.3 C (-18.9 F)
1921	-18.3 C (-0.9 F)
1922	-23.3 C (-9.9 F)

Wettest day (Rx1day)

The wettest day of the year at Romulus, 1893 to 1922. The record is 66.5 mm (2.6 in) in 1906, marked on the chart; the median year is 42.3 mm (1.7 in).

Wettest day (Rx1day) at Romulus by year
Year	Wettest day (Rx1day)
1893	51.3 mm (2.0 in)
1894	20.3 mm (0.8 in)
1895	36.3 mm (1.4 in)
1896	39.1 mm (1.5 in)
1897	45.7 mm (1.8 in)
1898	48.8 mm (1.9 in)
1899	39.9 mm (1.6 in)
1900	61.0 mm (2.4 in)
1901	53.6 mm (2.1 in)
1902	48.8 mm (1.9 in)
1903	60.5 mm (2.4 in)
1904	33.5 mm (1.3 in)
1905	42.7 mm (1.7 in)
1906	66.5 mm (2.6 in)
1907	41.1 mm (1.6 in)
1908	43.9 mm (1.7 in)
1909	29.5 mm (1.2 in)
1910	45.2 mm (1.8 in)
1911	36.1 mm (1.4 in)
1912	33.5 mm (1.3 in)
1913	65.0 mm (2.6 in)
1914	43.2 mm (1.7 in)
1915	49.8 mm (2.0 in)
1916	20.3 mm (0.8 in)
1917	29.7 mm (1.2 in)
1918	41.9 mm (1.6 in)
1919	38.4 mm (1.5 in)
1920	28.7 mm (1.1 in)
1921	44.7 mm (1.8 in)
1922	20.6 mm (0.8 in)

Wettest five days (Rx5day)

The wettest five days of the year at Romulus, 1893 to 1922. The record is 156.3 mm (6.2 in) in 1903, marked on the chart; the median year is 58.2 mm (2.3 in).

Wettest five days (Rx5day) at Romulus by year
Year	Wettest five days (Rx5day)
1893	73.4 mm (2.9 in)
1894	53.3 mm (2.1 in)
1895	36.3 mm (1.4 in)
1896	59.5 mm (2.3 in)
1897	74.1 mm (2.9 in)
1898	73.9 mm (2.9 in)
1899	56.4 mm (2.2 in)
1900	138.8 mm (5.5 in)
1901	84.8 mm (3.3 in)
1902	95.7 mm (3.8 in)
1903	156.3 mm (6.2 in)
1904	61.4 mm (2.4 in)
1905	107.7 mm (4.2 in)
1906	116.7 mm (4.6 in)
1907	53.5 mm (2.1 in)
1908	56.9 mm (2.2 in)
1909	49.7 mm (2.0 in)
1910	67.2 mm (2.6 in)
1911	40.1 mm (1.6 in)
1912	48.5 mm (1.9 in)
1913	90.2 mm (3.6 in)
1914	94.5 mm (3.7 in)
1915	56.2 mm (2.2 in)
1916	39.6 mm (1.6 in)
1917	52.1 mm (2.1 in)
1918	50.8 mm (2.0 in)
1919	48.1 mm (1.9 in)
1920	60.7 mm (2.4 in)
1921	55.1 mm (2.2 in)
1922	29.8 mm (1.2 in)

Longest dry spell (CDD)

The longest dry spell of the year at Romulus, 1893 to 1922. The record is 32 days in 1908, marked on the chart; the median year is 19 days.

Longest dry spell (CDD) at Romulus by year
Year	Longest dry spell (CDD)
1893	14 days
1894	12 days
1895	19 days
1896	17 days
1897	14 days
1898	19 days
1899	22 days
1900	24 days
1901	21 days
1902	15 days
1903	23 days
1904	18 days
1905	18 days
1906	30 days
1907	19 days
1908	32 days
1909	16 days
1910	31 days
1911	16 days
1912	22 days
1913	23 days
1914	22 days
1915	16 days
1916	14 days
1917	20 days
1918	24 days
1919	19 days
1920	14 days
1921	23 days
1922	8 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 Romulus standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Romulus 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).