Weather archive on St. Helena Island

To receive explanations, hover over the appropriate heading

Date / Local time		T	Po	P	Pa	U	DD	Ff	ff10	ff3	N	WW	W1	W2	Tn	Tx	Cl	Nh	H	Cm	Ch	VV	Td	RRR	tR	E	Tg	E'	sss
2025 April 4, Friday	19	20.0 68	725.4 28.56 967.12 967.12	763.0 30.04 1017.25 1017.25	0.5 0.02 0.67 0.67	83	Wind blowing from the east-southeast	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft	10 m/s 36 km/h 22 mph 19 knots 5 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984				17.1 63	No precipitation No precipitation	1
	18	20.2 68	725.0 28.54 966.59 966.59	762.7 30.03 1016.85 1016.85	-0.1 -0 -0.13 -0.13	86	Wind blowing from the east-southeast	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft	10 m/s 36 km/h 22 mph 19 knots 5 Bft	100%. 10/10. 8 oktas				18.5 65	23.6 74		100%. 10/10. 8 oktas	200-300 656-984				17.7 64	No precipitation No precipitation	12
	17	20.6 69	724.9 28.54 966.45 966.45	762.4 30.02 1016.45 1016.45	-0.5 -0.02 -0.67 -0.67	84	Wind blowing from the east-southeast	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft	10 m/s 36 km/h 22 mph 19 knots 5 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984				17.7 64	No precipitation No precipitation	1
	16	21.0 70	724.9 28.54 966.45 966.45	762.4 30.02 1016.45 1016.45	-0.9 -0.04 -1.2 -1.2	81	Wind blowing from the east-southeast	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft	10 m/s 36 km/h 22 mph 19 knots 5 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984				17.5 64	No precipitation No precipitation	1
	15	21.8 71	725.1 28.55 966.72 966.72	762.5 30.02 1016.58 1016.58	-1.2 -0.05 -1.6 -1.6	79	Wind blowing from the east-southeast	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft	10 m/s 36 km/h 22 mph 19 knots 5 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984				17.9 64	No precipitation No precipitation	1
	14	21.8 71	725.4 28.56 967.12 967.12	762.9 30.04 1017.12 1017.12	-1.3 -0.05 -1.73 -1.73	80	Wind blowing from the east-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984				18.2 65	No precipitation No precipitation	1
	13	22.4 72	725.8 28.57 967.65 967.65	763.3 30.05 1017.65 1017.65	-0.9 -0.04 -1.2 -1.2	74	Wind blowing from the east-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	300-600 984-1968				17.5 64	No precipitation No precipitation	1
	12	21.7 71	726.3 28.59 968.32 968.32	763.8 30.07 1018.32 1018.32	-0.2 -0.01 -0.27 -0.27	73	Wind blowing from the east-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	300-600 984-1968				16.6 62	No precipitation No precipitation	6
	11	21.4 71	726.7 28.61 968.85 968.85	764.2 30.09 1018.85 1018.85	0.3 0.01 0.4 0.4	80	Wind blowing from the east-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	300-600 984-1968				17.7 64	No precipitation No precipitation	1
	10	21.0 70	726.7 28.61 968.85 968.85	764.3 30.09 1018.98 1018.98	0.8 0.03 1.07 1.07	84	Wind blowing from the east-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	100-200 328-656				18.1 65	No precipitation No precipitation	1
	09	20.0 68	726.5 28.6 968.59 968.59	764.3 30.09 1018.98 1018.98	1.0 0.04 1.33 1.33	92	Wind blowing from the east-southeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)	8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft	10 m/s 36 km/h 22 mph 19 knots 5 Bft	100%. 10/10. 8 oktas				18.5 65	20.3 69		100%. 10/10. 8 oktas	100-200 328-656				18.7 66	No precipitation No precipitation	12
	08	19.0 66	726.4 28.6 968.45 968.45	764.2 30.09 1018.85 1018.85	1.1 0.04 1.47 1.47	92	Wind blowing from the east-southeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)	9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	Less than 50 Less than 50				17.6 64	No precipitation No precipitation	1
	07	19.4 67	725.9 28.58 967.79 967.79	763.7 30.07 1018.18 1018.18	0.7 0.03 0.93 0.93	91	Wind blowing from the east-southeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)	9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft	9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984				17.9 64	No precipitation No precipitation	1
	06	19.4 67	725.5 28.56 967.25 967.25	763.3 30.05 1017.65 1017.65	0.4 0.02 0.53 0.53	87	Wind blowing from the east-southeast	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft	10 m/s 36 km/h 22 mph 19 knots 5 Bft	100%. 10/10. 8 oktas				19.3 67	20.7 69		100%. 10/10. 8 oktas	200-300 656-984				17.1 63	No precipitation No precipitation	12
	05	19.4 67	725.3 28.56 966.99 966.99	763.0 30.04 1017.25 1017.25	0.2 0.01 0.27 0.27	87	Wind blowing from the east-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984				17.1 63	No precipitation No precipitation	1
	04	19.6 67	725.2 28.55 966.85 966.85	762.8 30.03 1016.98 1016.98	-0.1 -0 -0.13 -0.13	89	Wind blowing from the east-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984				17.7 64	No precipitation No precipitation	1
	03	19.5 67	725.1 28.55 966.72 966.72	762.8 30.03 1016.98 1016.98	-0.6 -0.02 -0.8 -0.8	92	Wind blowing from the east-southeast	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	100-200 328-656				18.2 65	No precipitation No precipitation	1
	02	19.7 67	725.1 28.55 966.72 966.72	762.7 30.03 1016.85 1016.85	-0.7 -0.03 -0.93 -0.93	93	Wind blowing from the east-southeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)	9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft	10 m/s 36 km/h 22 mph 19 knots 5 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	50-100 164-328				18.6 65	No precipitation No precipitation	1
	01	19.8 68	725.3 28.56 966.99 966.99	763.0 30.04 1017.25 1017.25	-0.6 -0.02 -0.8 -0.8	90	Wind blowing from the east-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft	10 m/s 36 km/h 22 mph 19 knots 5 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	100-200 328-656				18.1 65	No precipitation No precipitation	1
	00	19.6 67	725.7 28.57 967.52 967.52	763.4 30.06 1017.78 1017.78	0.0 0 0 0	94	Wind blowing from the east-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	Less than 50 Less than 50				18.6 65	No precipitation No precipitation	6
April 3, Thursday	23	19.9 68	725.8 28.57 967.65 967.65	763.5 30.06 1017.92 1017.92	0.5 0.02 0.67 0.67	88	Wind blowing from the east-southeast	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft	10 m/s 36 km/h 22 mph 19 knots 5 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	100-200 328-656				17.8 64	No precipitation No precipitation	1
	22	20.1 68	725.9 28.58 967.79 967.79	763.6 30.06 1018.05 1018.05	0.9 0.04 1.2 1.2	88	Wind blowing from the east-southeast	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft	10 m/s 36 km/h 22 mph 19 knots 5 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984				18.0 64	No precipitation No precipitation	1
	21	20.3 69	725.7 28.57 967.52 967.52	763.3 30.05 1017.65 1017.65	1.1 0.04 1.47 1.47	88	Wind blowing from the east	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)	8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft	10 m/s 36 km/h 22 mph 19 knots 5 Bft	100%. 10/10. 8 oktas				20.3 69	23.4 74		100%. 10/10. 8 oktas	200-300 656-984				18.3 65	No precipitation No precipitation	12
	20	20.4 69	725.3 28.56 966.99 966.99	763.0 30.04 1017.25 1017.25	1.0 0.04 1.33 1.33	87	Wind blowing from the east	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)	8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft	13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984				18.2 65	No precipitation No precipitation	1
	19	20.6 69	725.0 28.54 966.59 966.59	762.6 30.02 1016.72 1016.72	0.8 0.03 1.07 1.07	86	Wind blowing from the east	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)	8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft	10 m/s 36 km/h 22 mph 19 knots 5 Bft	100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	100-200 328-656				18.2 65	No precipitation No precipitation	1

2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025

Mon	Tue	Wed	Thu	Fri	Sat	Sun
31	1	2	3	4	5	6
7	8	9	10	11	12	13
14	15	16	17	18	19	20
21	22	23	24	25	26	27
28	29	30	1	2	3	4