Monthly Relative Humidity, Guyana: 1982 to 2025

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Monthly Relative Humidity, Guyana: 1982 to 2025
Year	Period	January	February	March	April	May	June	July	August	September	October	November	December	Annual Mean
1982	08:45 Hours	85	83	87	86	87	86	89	85	79	77	77	81	84
	14:45 Hours	71	71	72	70	68	70	67	45	67	62	63	67	68
1983	08:45 Hours	81	80	79	77	88	82	83	83	82	81	76	86	82
	14:45 Hours	68	64	65	68	72	70	65	71	70	64	64	75	68
1984	08:45 Hours	86	82	77	74	83	88	89	85	85	83	84	84	83
	14:15 Hours	77	72	68	66	76	76	76	72	70	72	73	78	73
1985	08:15 Hours	85	73	77	72	79	78	81	78	76	79	77	78	77
	14:15 Hours	71	66	71	66	71	73	72	70	68	69	69	72	69
1986	08:15 Hours	80	75	75	79	87	90	88	82	77	81	85	84	82
	14:15 Hours	70	71	66	66	75	78	75	70	63	68	71	76	70
1987	09:00 Hours	82	82	78	77	84	86	89	84	75	77	77	76	80
	15:00 Hours	75	70	71	72	76	74	74	71	68	61	68	72	64
1988	08:00 Hours	80	78	80	74	82	90	93	87	78	73	78	89	82
	17:00 Hours	75	73	74	73	79	81	79	78	74	73	80	82	77
1989	08:00 Hours	86	84	80	82	83	89	89	85	79	83	86	83	84
	17:00 Hours	84	82	75	77	79	79	79	78	75	78	84	81	79
1990	08:00 Hours	86	82	84	85	85	88	89	84	81	78	82	85	84
	14:00 Hours	80	74	76	77	80	76	75	71	69	66	71	76	74
1991	08:00 Hours	83	81	78	80	76	85	89	88	84	80	81	84	83
	14:00 Hours	72	73	70	73	73	74	76	75	71	69	72	70	72
1992	08:00 Hours	80	81	80	78	87	86	83	87	77	76	79	83	81
	14:00 Hours	73	69	73	71	78	76	72	73	69	68	71	72	72
1993	08:00 Hours	83	79	82	79	86	87	84	86	79	81	88	83	83
	14:00 Hours	77	71	77	72	76	77	73	69	68	70	80	75	74
1994	08:00 Hours	82	74	79	78	81	84	87	84	81	79	80	83	81
	14:00 Hours	75	68	78	74	75	76	78	73	69	74	75	75	74
1995	08:00 Hours	75	73	79	76	80	89	90	86	79	76	79	79	80
	14:00 Hours	72	66	72	67	71	79	76	72	68	63	72	73	71
1996	08:00 Hours	80	80	72	72	84	87	87	80	74	72	79	81	79
	14:00 Hours	72	72	68	65	77	78	72	68	68	66	71	71	71
1997	08:00 Hours	84	82	75	77	82	89	84	78	73	73	72	78	79
	14:00 Hours	78	77	72	70	79	74	70	67	62	64	66	73	71
1998	08:00 Hours	79	75	75	80	84	86	84	86	81	80	83	84	81
	14:00 Hours	72	75	65	74	73	76	70	71	68	69	76	75	72
1999	08:00 Hours	82	80	78	80	78	84	86	90	77	81	77	82	81
	14:00 Hours	75	71	71	73	71	74	72	72	66	69	68	71	71
2000	08:00 Hours	84	77	75	79	80	83	84	82	79	77	80	80	80
	14:00 Hours	76	68	70	73	75	76	72	67	67	66	71	73	71
2001	08:00 Hours	77	72	73	74	78	83	81	81	77	77	77	78	77
	14:00 Hours	69	66	67	67	69	71	71	67	68	69	69	69	69
2002	08:00 Hours	74	72	73	76	82	87	80	81	70	75	81	78	77
	14:00 Hours	71	66	69	71	76	76	70	68	68	67	74	72	71
2003	08:00 Hours	76	73	75	72	84	86	88	81	79	75	82	73	79
	14:00 Hours	68	68	68	65	77	76	73	69	66	67	70	74	70
2004	08:00 Hours	80	76	77	82	88	85	88	81	79	76	76	81	81
	14:00 Hours	72	67	68	73	80	76	73	66	68	68	68	72	71
2005	08:00 Hours	88	82	75	82	85	85	89	84	78	74	81	86	83
	14:00 Hours	84	74	68	75	74	74	75	71	68	68	74	79	74
2006	08:00 Hours	87	81	78	76	81	84	85	83	71	78	82	85	81
	14:00 Hours	82	75	70	68	77	76	75	80	72	71	75	77	75
2007	08:00 Hours	83	78	82	80	84	86	88	. . .	78	76	75	89	82
	14:00 Hours	77	72	76	72	77	79	76	. . .	70	67	69	79	74
2008	08:00 Hours	79	82	75	78	82	85	88	80	77	80	78	92	81
	14:00 Hours	73	76	68	72	75	77	73	69	68	69	71	86	72
2009	08:00 Hours	86	76	77	82	81	82	84	79	75	76	77	77	79
	14:00 Hours	79	77	67	75	74	73	73	66	60	70	66	72	71
2010	08:00 Hours	82	79	76	79	85	86	89	88	83	77	86	86	83
	14:00 Hours	70	69	67	72	76	73	78	73	70	69	76	74	72
2011	08:00 Hours	81	84	85	78	82	87	86	82	79	83	82	83	83
	14:00 Hours	74	76	86	69	71	73	72	70	69	70	75	76	73
2012	08:00 Hours	84	80	79	80	85	79	87	83	76	75	81	87	81
	14:00 Hours	75	74	71	72	77	76	73	71	66	68	72	78	73
2013	08:00 Hours	77	80	77	82	87	88	86	86	82	83	86	85	83
	14:00 Hours	72	77	71	75	78	77	78	73	70	71	75	78	75
2014	08:00 Hours	81	82	77	83	80	85	87	85	78	78	82	82	82
	14:00 Hours	75	75	72	72	73	78	77	71	68	71	75	74	73
2015	08:00 Hours	88	80	78	76	84	87	88	83	76	76	80	81	81
	14:00 Hours	77	73	75	74	79	79	75	71	71	67	72	74	74
2016	08:00 Hours	79	80	78	84	85	89	87	85	82	88	82	88	84
	14:00 Hours	73	74	69	73	78	78	75	73	73	78	72	78	75
2017	08:00 Hours	85	83	84	79	88	91	91	85	85	83	85	85	85
	14:00 Hours	78	77	77	73	79	80	76	72	72	72	78	79	76
2018	08:00 Hours	85	82	80	83	85	91	90	84	86	80	83	83	84
	14:00 Hours	76	76	73	74	80	81	77	74	74	72	75	76	76
2019	08:00 Hours	83	83	77	77	87	88	90	86	81	80	86	89	84
	14:00 Hours	76	74	69	69	80	80	78	75	72	71	77	78	75
2020	08:00 Hours	84	80	79	80	83	88	90	89	84	81	88	92	85
	14:00 Hours	75	70	73	71	76	76	77	75	76	72	81	82	75
2021	08:00 Hours	87	84	84	85	89	91	93	90	85	85	89	90	88
	14:00 Hours	81	75	77	78	81	81	79	77	72	75	78	82	78
2022	08:00 Hours	84	86	85	85	88	90	90	86	85	86	89	90	87
	14:00 Hours	77	79	76	76	81	81	79	71	72	75	79	82	77
2023	08:00 Hours	89	85	83	85	87	90	89	86	80	78	81	85	85
	14:00 Hours	80	77	76	75	78	75	74	70	66	66	71	73	73
2024	08:00 Hours	83	83	79	80	88	93	91	86	81	78	81	85	84
	14:00 Hours	73	69	67	68	78	77	76	72	69	70	71	75	72
2025	08:00 Hours	84	84	80	84	91	91	90	86	80	77	…	…	85
	14:00 Hours	74	76	73	77	83	80	77	75	68	67	…	…	75
Source: Meteorological Department, Ministry of Agriculture

Notes:
1. Unit of measurement: Percentage
2. Data reported from May 1992 represents Georgetown only.
3. ... Represents data not available
Date: January, 2026

Monthly Relative Humidity, Guyana: 1982 to 2025

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