Monrovia Roberts Intl Weather Records (LIM00065660)

Record envelope, standing records and threshold days for Monrovia Roberts Intl (LIM00065660), Liberia, with 53 years of record.

Key Facts for Monrovia Roberts Intl

Monrovia Roberts Intl (LIM00065660) is a weather station in Liberia at 6.23 latitude and -10.36 longitude, 9 m (31 ft) above sea level.
The station reports from 1973 to 2025, 53 years of record.
1,464 records set at Monrovia Roberts Intl still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Liberia, 6.23 latitude, -10.36 longitude.
Elevation: 9 m (31 ft).
Period of record: 1973 to 2025, 53 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 Monrovia Roberts Intl. 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 Monrovia Roberts Intl, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	35.5 C (95.9 F)	14.0 C (57.2 F)	n/a	n/a
Feb	36.3 C (97.3 F)	17.0 C (62.6 F)	n/a	n/a
Mar	36.0 C (96.8 F)	17.0 C (62.6 F)	n/a	n/a
Apr	36.0 C (96.8 F)	18.0 C (64.4 F)	n/a	n/a
May	38.0 C (100.4 F)	16.8 C (62.2 F)	n/a	n/a
Jun	35.1 C (95.2 F)	19.4 C (66.9 F)	n/a	n/a
Jul	38.0 C (100.4 F)	10.0 C (50.0 F)	n/a	n/a
Aug	32.0 C (89.6 F)	19.0 C (66.2 F)	n/a	n/a
Sep	33.5 C (92.3 F)	11.0 C (51.8 F)	n/a	n/a
Oct	34.0 C (93.2 F)	19.6 C (67.3 F)	n/a	n/a
Nov	34.4 C (93.9 F)	18.0 C (64.4 F)	n/a	n/a
Dec	34.3 C (93.7 F)	16.0 C (60.8 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Monrovia Roberts Intl still stand. 1973 holds the most, with 130.

Standing records at Monrovia Roberts Intl by the year they were set
Year set	Standing records
1973	130
1974	47
1975	33
1976	42
1977	52
1978	104
1979	34
1980	52
1981	57
1982	41
1983	103
1984	39
1985	63
1986	109
1987	110
1988	74
1989	128
1990	40
2004	6
2005	54
2006	76
2007	28
2014	15
2015	27

Wettest Day of Each Month

Jul: 370.1 mm (14.6 in)

The wettest day on record for each calendar month at Monrovia Roberts Intl. The most was 370.1 mm (14.6 in) on 15 July 1979.

Record daily precipitation for each month at Monrovia Roberts Intl
Month	Record daily precipitation (mm)	Date
Jan	50.0 mm (2.0 in)	10 January 1990
Feb	25.9 mm (1.0 in)	28 February 1988
Mar	41.9 mm (1.6 in)	23 March 1983
Apr	48.0 mm (1.9 in)	5 April 1979
May	49.0 mm (1.9 in)	27 May 1981
Jun	210.1 mm (8.3 in)	6 June 1978
Jul	370.1 mm (14.6 in)	15 July 1979
Aug	260.1 mm (10.2 in)	6 August 1973
Sep	119.9 mm (4.7 in)	9 September 1973
Oct	164.1 mm (6.5 in)	6 October 2019
Nov	36.1 mm (1.4 in)	26 November 1977
Dec	22.1 mm (0.9 in)	24 December 1973

Period of Record Coverage

1973 to 2015

24 years of record at Monrovia Roberts Intl, 1973 to 2015. 24 years have data for under 90 percent of days and are left out of rankings: 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980 and others.

Days with data per year at Monrovia Roberts Intl
Year	Days with data	Share of year	Complete
1973	153	42%	No
1974	73	20%	No
1975	126	35%	No
1976	113	31%	No
1977	122	33%	No
1978	147	40%	No
1979	75	21%	No
1980	114	31%	No
1981	98	27%	No
1982	112	31%	No
1983	164	45%	No
1984	102	28%	No
1985	202	55%	No
1986	212	58%	No
1987	215	59%	No
1988	209	57%	No
1989	245	67%	No
1990	69	19%	No
2004	11	3%	No
2005	151	41%	No
2006	162	44%	No
2007	61	17%	No
2014	35	10%	No
2015	42	12%	No

Latest Records

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

Extremes by Year

1973 to 2025

Yearly extremes at Monrovia Roberts Intl: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	38.0 C (100.4 F)	1973	35.0 C (95.0 F)	24
Coldest night (TNn)	10.0 C (50.0 F)	1978	17.8 C (64.0 F)	24
Wettest day (Rx1day)	370.1 mm (14.6 in)	1979	44.0 mm (1.7 in)	28
Wettest five days (Rx5day)	471.2 mm (18.6 in)	1979	21.6 mm (0.9 in)	16
Longest dry spell (CDD)	23 days	1986	3 days	28

Hottest day (TXx)

The hottest day of the year at Monrovia Roberts Intl, 1973 to 2025. The record is 38.0 C (100.4 F) in 1973, marked on the chart; the median year is 35.0 C (95.0 F).

Hottest day (TXx) at Monrovia Roberts Intl by year
Year	Hottest day (TXx)
1973	38.0 C (100.4 F)
1974	34.0 C (93.2 F)
1975	35.0 C (95.0 F)
1976	35.0 C (95.0 F)
1977	34.0 C (93.2 F)
1978	35.0 C (95.0 F)
1979	35.0 C (95.0 F)
1980	34.0 C (93.2 F)
1981	33.0 C (91.4 F)
1982	33.3 C (91.9 F)
1983	37.5 C (99.5 F)
1984	35.5 C (95.9 F)
1985	38.0 C (100.4 F)
1986	36.0 C (96.8 F)
1987	36.0 C (96.8 F)
1988	35.5 C (95.9 F)
1989	35.6 C (96.1 F)
1990	36.0 C (96.8 F)
2004	34.4 C (93.9 F)
2005	35.0 C (95.0 F)
2006	35.3 C (95.5 F)
2007	36.1 C (97.0 F)
2013	n/a
2014	33.0 C (91.4 F)
2015	34.0 C (93.2 F)
2018	n/a
2019	n/a
2021	n/a
2025	n/a

Coldest night (TNn)

The coldest night of the year at Monrovia Roberts Intl, 1973 to 2025. The record is 10.0 C (50.0 F) in 1978, marked on the chart; the median year is 17.8 C (64.0 F).

Coldest night (TNn) at Monrovia Roberts Intl by year
Year	Coldest night (TNn)
1973	19.0 C (66.2 F)
1974	16.0 C (60.8 F)
1975	17.0 C (62.6 F)
1976	11.0 C (51.8 F)
1977	18.0 C (64.4 F)
1978	10.0 C (50.0 F)
1979	18.0 C (64.4 F)
1980	15.0 C (59.0 F)
1981	20.0 C (68.0 F)
1982	18.0 C (64.4 F)
1983	15.0 C (59.0 F)
1984	17.5 C (63.5 F)
1985	16.0 C (60.8 F)
1986	16.0 C (60.8 F)
1987	17.5 C (63.5 F)
1988	16.0 C (60.8 F)
1989	14.0 C (57.2 F)
1990	19.0 C (66.2 F)
2004	21.0 C (69.8 F)
2005	19.7 C (67.5 F)
2006	18.0 C (64.4 F)
2007	19.2 C (66.6 F)
2013	n/a
2014	19.0 C (66.2 F)
2015	19.0 C (66.2 F)
2018	n/a
2019	n/a
2021	n/a
2025	n/a

Wettest day (Rx1day)

The wettest day of the year at Monrovia Roberts Intl, 1973 to 2025. The record is 370.1 mm (14.6 in) in 1979, marked on the chart; the median year is 44.0 mm (1.7 in).

Wettest day (Rx1day) at Monrovia Roberts Intl by year
Year	Wettest day (Rx1day)
1973	260.1 mm (10.2 in)
1974	46.0 mm (1.8 in)
1975	n/a
1976	8.9 mm (0.35 in)
1977	47.0 mm (1.9 in)
1978	257.0 mm (10.1 in)
1979	370.1 mm (14.6 in)
1980	80.0 mm (3.1 in)
1981	59.9 mm (2.4 in)
1982	29.0 mm (1.1 in)
1983	41.9 mm (1.6 in)
1984	31.0 mm (1.2 in)
1985	16.0 mm (0.6 in)
1986	88.9 mm (3.5 in)
1987	13.0 mm (0.5 in)
1988	84.1 mm (3.3 in)
1989	131.1 mm (5.2 in)
1990	50.0 mm (2.0 in)
2004	0.0 mm (0.00 in)
2005	14.0 mm (0.6 in)
2006	4.8 mm (0.19 in)
2007	11.9 mm (0.5 in)
2013	0.0 mm (0.00 in)
2014	96.3 mm (3.8 in)
2015	26.7 mm (1.1 in)
2018	131.1 mm (5.2 in)
2019	164.1 mm (6.5 in)
2021	29.0 mm (1.1 in)
2025	0.0 mm (0.00 in)

Wettest five days (Rx5day)

The wettest five days of the year at Monrovia Roberts Intl, 1973 to 2025. The record is 471.2 mm (18.6 in) in 1979, marked on the chart; the median year is 21.6 mm (0.9 in).

Wettest five days (Rx5day) at Monrovia Roberts Intl by year
Year	Wettest five days (Rx5day)
1973	242.3 mm (9.5 in)
1974	n/a
1975	n/a
1976	n/a
1977	40.9 mm (1.6 in)
1978	2.0 mm (0.08 in)
1979	471.2 mm (18.6 in)
1980	86.4 mm (3.4 in)
1981	61.9 mm (2.4 in)
1982	2.3 mm (0.09 in)
1983	0.0 mm (0.00 in)
1984	0.0 mm (0.00 in)
1985	0.0 mm (0.00 in)
1986	0.0 mm (0.00 in)
1987	0.0 mm (0.00 in)
1988	121.2 mm (4.8 in)
1989	188.0 mm (7.4 in)
1990	0.0 mm (0.00 in)
2004	n/a
2005	n/a
2006	n/a
2007	n/a
2013	n/a
2014	154.8 mm (6.1 in)
2015	n/a
2018	n/a
2019	n/a
2021	n/a
2025	n/a

Longest dry spell (CDD)

The longest dry spell of the year at Monrovia Roberts Intl, 1973 to 2025. The record is 23 days in 1986, marked on the chart; the median year is 3 days.

Longest dry spell (CDD) at Monrovia Roberts Intl by year
Year	Longest dry spell (CDD)
1973	4 days
1974	3 days
1975	n/a
1976	1 day
1977	3 days
1978	4 days
1979	2 days
1980	4 days
1981	6 days
1982	7 days
1983	9 days
1984	11 days
1985	7 days
1986	23 days
1987	13 days
1988	8 days
1989	13 days
1990	11 days
2004	2 days
2005	3 days
2006	1 day
2007	1 day
2013	1 day
2014	2 days
2015	1 day
2018	1 day
2019	2 days
2021	1 day
2025	1 day

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 Monrovia Roberts Intl standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Monrovia Roberts Intl 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).