Kealakekua 2 28.7 Weather Records (USC00513980)

Record envelope, standing records and threshold days for Kealakekua 2 28.7 (USC00513980), Hawaii, United States, with 73 years of record.

Key Facts for Kealakekua 2 28.7

Kealakekua 2 28.7 (USC00513980) is a weather station in Hawaii, United States at 19.50 latitude and -155.92 longitude, 442 m (1,450 ft) above sea level.
The station reports from 1905 to 1977, 73 years of record.
932 records set at Kealakekua 2 28.7 still stand.
Records are tracked for prcp: an element needs 30 years of data to be eligible.
Kealakekua 2 28.7 set a daily record precipitation of 35.8 mm (1.4 in) on 9 July 1977.

About the Station

Location: Hawaii, United States, 19.50 latitude, -155.92 longitude.
Elevation: 442 m (1,450 ft).
Period of record: 1905 to 1977, 73 years.
Eligible elements: prcp.

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 Kealakekua 2 28.7. 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 Kealakekua 2 28.7, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	28.9 C (84.0 F)	8.9 C (48.0 F)	n/a	n/a
Feb	27.2 C (81.0 F)	14.4 C (57.9 F)	n/a	n/a
Mar	26.1 C (79.0 F)	13.9 C (57.0 F)	n/a	n/a
Apr	25.6 C (78.1 F)	13.9 C (57.0 F)	n/a	n/a
May	26.7 C (80.1 F)	15.6 C (60.1 F)	n/a	n/a
Jun	26.7 C (80.1 F)	15.6 C (60.1 F)	n/a	n/a
Jul	28.9 C (84.0 F)	16.1 C (61.0 F)	n/a	n/a
Aug	27.8 C (82.0 F)	17.2 C (63.0 F)	n/a	n/a
Sep	n/a	n/a	n/a	n/a
Oct	n/a	n/a	n/a	n/a
Nov	n/a	n/a	n/a	n/a
Dec	27.2 C (81.0 F)	13.9 C (57.0 F)	n/a	n/a

Which Years Hold Standing Records

932 standing records

932 records at Kealakekua 2 28.7 still stand. 1977 holds the most, with 824.

Wettest Day of Each Month

Apr: 148.1 mm (5.8 in)

The wettest day on record for each calendar month at Kealakekua 2 28.7. The most was 148.1 mm (5.8 in) on 19 April 1927.

Record daily precipitation for each month at Kealakekua 2 28.7
Month	Record daily precipitation (mm)	Date
Jan	103.9 mm (4.1 in)	31 January 1937
Feb	92.7 mm (3.6 in)	20 February 1918
Mar	106.2 mm (4.2 in)	18 March 1940
Apr	148.1 mm (5.8 in)	19 April 1927
May	92.5 mm (3.6 in)	22 May 1938
Jun	106.9 mm (4.2 in)	12 June 1934
Jul	83.3 mm (3.3 in)	24 July 1920
Aug	113.8 mm (4.5 in)	16 August 1914
Sep	97.0 mm (3.8 in)	15 September 1934
Oct	107.4 mm (4.2 in)	21 October 1916
Nov	108.2 mm (4.3 in)	17 November 1931
Dec	141.7 mm (5.6 in)	20 December 1914

Period of Record Coverage

1976 to 1977

2 years of record at Kealakekua 2 28.7, 1976 to 1977. 2 years have data for under 90 percent of days and are left out of rankings: 1976, 1977.

Latest Records

Latest records at Kealakekua 2 28.7
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 July 1977	Kealakekua 2 28.7, US	daily rain	35.8 mm (1.4 in)	11.9 mm (0.5 in)	40 years	30 of 100 (Routine)
19 May 1977	Kealakekua 2 28.7, US	daily rain	46.7 mm (1.8 in)	5.0 mm (0.20 in)	56 years	28 of 100 (Routine)
20 March 1977	Kealakekua 2 28.7, US	daily rain	30.0 mm (1.2 in)	3.8 mm (0.15 in)	56 years	27 of 100 (Routine)
2 March 1977	Kealakekua 2 28.7, US	daily rain	43.9 mm (1.7 in)	22.8 mm (0.9 in)	44 years	40 of 100 (Notable)
14 October 1941	Kealakekua 2 28.7, US	daily rain	25.1 mm (1.0 in)	5.5 mm (0.22 in)	3 years	7 of 100 (Routine)
10 October 1941	Kealakekua 2 28.7, US	daily rain	26.2 mm (1.0 in)	10.5 mm (0.4 in)	16 years	14 of 100 (Routine)
17 September 1941	Kealakekua 2 28.7, US	daily rain	35.8 mm (1.4 in)	6.3 mm (0.25 in)	36 years	17 of 100 (Routine)
8 September 1941	Kealakekua 2 28.7, US	daily rain	90.4 mm (3.6 in)	68.8 mm (2.7 in)	7 years	45 of 100 (Notable)
18 August 1941	Kealakekua 2 28.7, US	daily rain	39.4 mm (1.6 in)	7.9 mm (0.31 in)	34 years	19 of 100 (Routine)
12 July 1941	Kealakekua 2 28.7, US	daily rain	21.6 mm (0.9 in)	1.5 mm (0.06 in)	8 years	6 of 100 (Routine)
7 April 1941	Kealakekua 2 28.7, US	daily rain	29.0 mm (1.1 in)	13.0 mm (0.5 in)	12 years	17 of 100 (Routine)
25 November 1940	Kealakekua 2 28.7, US	daily rain	6.9 mm (0.27 in)	2.3 mm (0.09 in)	30 years	14 of 100 (Routine)
21 November 1940	Kealakekua 2 28.7, US	daily rain	47.5 mm (1.9 in)	22.1 mm (0.9 in)	34 years	32 of 100 (Routine)
2 November 1940	Kealakekua 2 28.7, US	daily rain	19.1 mm (0.8 in)	3.6 mm (0.14 in)	19 years	11 of 100 (Routine)
5 October 1940	Kealakekua 2 28.7, US	daily rain	35.6 mm (1.4 in)	14.0 mm (0.6 in)	1 year	13 of 100 (Routine)
3 September 1940	Kealakekua 2 28.7, US	daily rain	56.6 mm (2.2 in)	27.4 mm (1.1 in)	10 years	27 of 100 (Routine)
3 August 1940	Kealakekua 2 28.7, US	daily rain	51.1 mm (2.0 in)	17.6 mm (0.7 in)	17 years	23 of 100 (Routine)
8 June 1940	Kealakekua 2 28.7, US	daily rain	26.2 mm (1.0 in)	1.8 mm (0.07 in)	3 years	4 of 100 (Routine)
1 June 1940	Kealakekua 2 28.7, US	daily rain	27.7 mm (1.1 in)	9.4 mm (0.37 in)	16 years	15 of 100 (Routine)
18 March 1940	Kealakekua 2 28.7, US	monthly rain	106.2 mm (4.2 in)	24.9 mm (1.0 in)	28 years	45 of 100 (Notable)

Extremes by Year

1905 to 1977

Yearly extremes at Kealakekua 2 28.7: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	28.9 C (84.0 F)	1977	28.1 C (82.5 F)	2
Coldest night (TNn)	8.9 C (48.0 F)	1977	11.4 C (52.5 F)	2
Wettest day (Rx1day)	148.1 mm (5.8 in)	1927	83.3 mm (3.3 in)	39
Wettest five days (Rx5day)	222.0 mm (8.7 in)	1936	123.0 mm (4.8 in)	39
Longest dry spell (CDD)	42 days	1915	13 days	39

Hottest day (TXx)

The hottest day of the year at Kealakekua 2 28.7, 1905 to 1977. The record is 28.9 C (84.0 F) in 1977, marked on the chart; the median year is 28.1 C (82.5 F).

Hottest day (TXx) at Kealakekua 2 28.7 by year
Year	Hottest day (TXx)
1905	n/a
1906	n/a
1907	n/a
1908	n/a
1909	n/a
1910	n/a
1911	n/a
1912	n/a
1913	n/a
1914	n/a
1915	n/a
1916	n/a
1917	n/a
1918	n/a
1919	n/a
1920	n/a
1921	n/a
1922	n/a
1923	n/a
1924	n/a
1925	n/a
1926	n/a
1927	n/a
1928	n/a
1929	n/a
1930	n/a
1931	n/a
1932	n/a
1933	n/a
1934	n/a
1935	n/a
1936	n/a
1937	n/a
1938	n/a
1939	n/a
1940	n/a
1941	n/a
1976	27.2 C (81.0 F)
1977	28.9 C (84.0 F)

Coldest night (TNn)

The coldest night of the year at Kealakekua 2 28.7, 1905 to 1977. The record is 8.9 C (48.0 F) in 1977, marked on the chart; the median year is 11.4 C (52.5 F).

Coldest night (TNn) at Kealakekua 2 28.7 by year
Year	Coldest night (TNn)
1905	n/a
1906	n/a
1907	n/a
1908	n/a
1909	n/a
1910	n/a
1911	n/a
1912	n/a
1913	n/a
1914	n/a
1915	n/a
1916	n/a
1917	n/a
1918	n/a
1919	n/a
1920	n/a
1921	n/a
1922	n/a
1923	n/a
1924	n/a
1925	n/a
1926	n/a
1927	n/a
1928	n/a
1929	n/a
1930	n/a
1931	n/a
1932	n/a
1933	n/a
1934	n/a
1935	n/a
1936	n/a
1937	n/a
1938	n/a
1939	n/a
1940	n/a
1941	n/a
1976	13.9 C (57.0 F)
1977	8.9 C (48.0 F)

Wettest day (Rx1day)

The wettest day of the year at Kealakekua 2 28.7, 1905 to 1977. The record is 148.1 mm (5.8 in) in 1927, marked on the chart; the median year is 83.3 mm (3.3 in).

Wettest day (Rx1day) at Kealakekua 2 28.7 by year
Year	Wettest day (Rx1day)
1905	83.8 mm (3.3 in)
1906	56.6 mm (2.2 in)
1907	93.5 mm (3.7 in)
1908	61.0 mm (2.4 in)
1909	118.9 mm (4.7 in)
1910	73.2 mm (2.9 in)
1911	93.5 mm (3.7 in)
1912	68.6 mm (2.7 in)
1913	85.6 mm (3.4 in)
1914	141.7 mm (5.6 in)
1915	78.7 mm (3.1 in)
1916	107.4 mm (4.2 in)
1917	95.0 mm (3.7 in)
1918	92.7 mm (3.6 in)
1919	40.6 mm (1.6 in)
1920	83.3 mm (3.3 in)
1921	70.6 mm (2.8 in)
1922	70.1 mm (2.8 in)
1923	67.3 mm (2.6 in)
1924	66.0 mm (2.6 in)
1925	71.9 mm (2.8 in)
1926	81.3 mm (3.2 in)
1927	148.1 mm (5.8 in)
1928	96.3 mm (3.8 in)
1929	74.2 mm (2.9 in)
1930	94.0 mm (3.7 in)
1931	108.2 mm (4.3 in)
1932	64.3 mm (2.5 in)
1933	45.7 mm (1.8 in)
1934	106.9 mm (4.2 in)
1935	89.4 mm (3.5 in)
1936	74.7 mm (2.9 in)
1937	103.9 mm (4.1 in)
1938	92.5 mm (3.6 in)
1939	66.8 mm (2.6 in)
1940	106.2 mm (4.2 in)
1941	90.4 mm (3.6 in)
1976	14.5 mm (0.6 in)
1977	46.7 mm (1.8 in)

Wettest five days (Rx5day)

The wettest five days of the year at Kealakekua 2 28.7, 1905 to 1977. The record is 222.0 mm (8.7 in) in 1936, marked on the chart; the median year is 123.0 mm (4.8 in).

Wettest five days (Rx5day) at Kealakekua 2 28.7 by year
Year	Wettest five days (Rx5day)
1905	151.6 mm (6.0 in)
1906	98.0 mm (3.9 in)
1907	126.0 mm (5.0 in)
1908	76.9 mm (3.0 in)
1909	181.9 mm (7.2 in)
1910	103.4 mm (4.1 in)
1911	133.6 mm (5.3 in)
1912	94.0 mm (3.7 in)
1913	126.9 mm (5.0 in)
1914	176.2 mm (6.9 in)
1915	160.0 mm (6.3 in)
1916	121.9 mm (4.8 in)
1917	169.6 mm (6.7 in)
1918	140.2 mm (5.5 in)
1919	90.9 mm (3.6 in)
1920	164.1 mm (6.5 in)
1921	123.7 mm (4.9 in)
1922	86.1 mm (3.4 in)
1923	91.2 mm (3.6 in)
1924	63.8 mm (2.5 in)
1925	82.8 mm (3.3 in)
1926	127.1 mm (5.0 in)
1927	202.1 mm (8.0 in)
1928	151.4 mm (6.0 in)
1929	95.3 mm (3.8 in)
1930	59.9 mm (2.4 in)
1931	111.3 mm (4.4 in)
1932	93.5 mm (3.7 in)
1933	84.1 mm (3.3 in)
1934	164.5 mm (6.5 in)
1935	155.7 mm (6.1 in)
1936	222.0 mm (8.7 in)
1937	123.0 mm (4.8 in)
1938	129.1 mm (5.1 in)
1939	101.3 mm (4.0 in)
1940	155.7 mm (6.1 in)
1941	115.3 mm (4.5 in)
1976	15.3 mm (0.6 in)
1977	59.2 mm (2.3 in)

Longest dry spell (CDD)

The longest dry spell of the year at Kealakekua 2 28.7, 1905 to 1977. The record is 42 days in 1915, marked on the chart; the median year is 13 days.

Longest dry spell (CDD) at Kealakekua 2 28.7 by year
Year	Longest dry spell (CDD)
1905	20 days
1906	15 days
1907	13 days
1908	27 days
1909	22 days
1910	23 days
1911	18 days
1912	31 days
1913	19 days
1914	18 days
1915	42 days
1916	20 days
1917	13 days
1918	12 days
1919	21 days
1920	15 days
1921	24 days
1922	15 days
1923	10 days
1924	9 days
1925	2 days
1926	4 days
1927	2 days
1928	4 days
1929	3 days
1930	4 days
1931	5 days
1932	4 days
1933	2 days
1934	3 days
1935	10 days
1936	9 days
1937	4 days
1938	18 days
1939	9 days
1940	12 days
1941	17 days
1976	9 days
1977	20 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 Kealakekua 2 28.7 standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Kealakekua 2 28.7 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).