Detailed local forecast

48-Hour Forecast for Charleston, USA

Hourly temperature, rain, wind, humidity, UV index, visibility, and atmospheric conditions for the next 48 hours.

Last updated Aug 22, 9:12 PM -04:00

Temperature Range 75°F – 94°F Next 48 hours

Feels Like 77°F – 98°F Apparent range

Precipitation 100% 1.16 in total

Humidity 71% 48-hour average

Pressure 29.94 inHg Current

Wind 15 mph WSW Gusts to 26.5 mph

Dew Point 75°F Current

Visibility 6.2 mi Current

Cloud Cover 100% Current

UV Index 8.8 very high 48-hour peak

Sunrise 6:47 AM Local time

Sunset 7:57 PM UTC-04:00 UTC-04:00

Local time in Charleston

48-Hour Hourly Forecast

Scroll horizontally to compare every hour

Forecast	Today — Sat, Aug 22			Tomorrow — Sun, Aug 23																								Monday — Mon, Aug 24
Time	Now	10 PM	11 PM	12 AM	1 AM	2 AM	3 AM	4 AM	5 AM	6 AM	7 AM	8 AM	9 AM	10 AM	11 AM	12 PM	1 PM	2 PM	3 PM	4 PM	5 PM	6 PM	7 PM	8 PM	9 PM	10 PM	11 PM	12 AM	1 AM	2 AM	3 AM	4 AM	5 AM	6 AM	7 AM	8 AM	9 AM	10 AM	11 AM	12 PM	1 PM	2 PM	3 PM	4 PM	5 PM	6 PM	7 PM	8 PM
Weather
Temperature °F	75	76	77	77	78	79	77	77	76	76	76	78	81	85	88	91	92	92	91	89	88	85	84	84	83	83	83	83	82	84	83	82	83	80	79	81	84	87	90	93	94	94	93	87	85	87	85	84
Feels Like °F	77	78	78	79	79	79	79	78	78	77	78	80	86	90	94	97	98	98	98	97	96	92	91	91	90	89	90	89	88	91	90	89	90	85	79	85	88	91	92	95	96	98	98	95	93	97	95	91
Precip %	100%	100%	100%	100%	100%	80%	73%	75%	71%	68%	64%	59%	15%	6%	1%	0%	0%	0%	0%	0%	0%	0%	0%	0%	13%	0%	0%	0%	0%	0%	52%	82%	73%	66%	60%	55%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	98%
Rain in	0.03	0.45	0.52	0.02	0.00	0.00	0.01	0.02	0.01	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.02	0.01	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.06
Wind mph	16.2	7.8	7.5	8.3	7.8	7.7	6.2	5.6	6	5.5	5.5	6.9	8.3	8.1	7.2	7	9.1	11.8	15.2	15.5	14.3	13.2	12.1	8.3	7.2	10.7	12.4	11.9	9	9.7	10	7.6	6.6	6.3	6.2	6.4	7.6	7	6.9	6.2	8.3	12	14.1	13.9	12.1	12.5	8.3	17.3
Gust mph	23.9	15.3	17.1	19.5	18.6	17.1	13	10.4	13.7	11.4	12.3	15.2	13.4	12.1	10	9.2	10.5	12.6	14.2	16.4	18	20.4	20.7	15.8	13.8	18.4	20.3	21.1	20.5	21.4	23.8	18.1	17.7	14.8	14	12.4	11.3	9.6	9.7	9.7	12.9	15.4	16.8	19.4	20.5	18.4	14.8	26.5
Wind Direction	SW	WSW	WSW	WSW	SW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	W	WSW	WSW	SW	SSW	SSW	S	S	S	S	SSW	SSW	S	SSW	S	SW	SSW	SSW	SSW	SW	SW	WSW	WSW	WSW	WSW	WSW	WSW	SW	SW	SSW	SSW	SSW	SSW	SSW	SSW	SW
Humidity %	99	95	92	89	86	84	87	87	87	87	86	84	75	65	57	52	50	50	54	60	61	70	71	71	73	75	73	76	74	73	76	77	76	81	81	74	62	54	45	39	38	41	46	63	73	68	75	74
Pressure inHg	29.94	29.94	29.94	29.94	29.91	29.91	29.91	29.91	29.91	29.91	29.94	29.97	29.97	29.97	29.97	29.94	29.94	29.91	29.91	29.91	29.88	29.88	29.91	29.91	29.94	29.94	29.94	29.94	29.94	29.91	29.91	29.91	29.91	29.91	29.91	29.94	29.94	29.94	29.97	29.97	29.94	29.94	29.91	29.91	29.91	29.91	29.88	29.94
Dew Point °F	75	75	74	74	73	74	73	73	72	72	72	73	72	72	71	70	70	69	71	73	73	74	74	73	74	74	74	74	73	74	75	75	75	74	73	72	70	68	65	63	63	65	68	72	75	75	76	74
Cloud Cover %	100	93	78	62	44	25	0	0	1	0	14	14	1	7	6	30	44	53	45	49	51	61	72	78	100	59	71	56	42	47	36	38	61	45	36	31	12	48	37	35	32	42	63	73	82	78	82	80
Visibility mi	6.2	6.2	4.5	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2
UV Index	0	0	0	0	0	0	0	0	0	0	0	0.4	1.5	3.3	5.7	7	7.2	8.4	7.1	5	2.3	0.5	0.1	0	0	0	0	0	0	0	0	0	0	0	0	0.4	1.6	3.5	5.7	7.7	8.8	8.6	6.7	4.7	2.6	0.7	0.1	0

Best Time Outdoors

Sun, 9 AM

81°F · Rain 15% · Wind 8.3 mph

Rain Window

Sat, 9 PM – 8 AM

Peak chance 100% · 1.07 in

Strongest Winds

Mon, 8 PM

Sustained 17.3 mph · Gust 26.5 mph · SW

Overnight Low

Sun, 6 AM

Low 76°F · Feels like 77°F

Weather Forecast for Charleston, USA

The next 48 hours in Charleston, USA currently range from 75°F to 94°F. Rain chances peak at 100%, with 1.16 in of precipitation forecast. The strongest expected wind is 26.5 mph.

What is the weather forecast for Charleston for the next 48 hours?

The next 48 hours in Charleston, USA currently range from 75°F to 94°F. Rain chances peak at 100%, with 1.16 in of precipitation forecast. The strongest expected wind is 26.5 mph.

Will it rain in Charleston during the next 48 hours?

Rain is possible, with a peak hourly chance of 100% and 1.16 in currently forecast.

What will be the highest temperature in Charleston?

The highest hourly temperature currently forecast is 94°F.

When will winds be strongest in Charleston?

Sustained 17.3 mph · Gust 26.5 mph · SW

Current Conditions

75°F Rain Feels like 77°F

Humidity: 99%
Wind: 15 mph WSW
UV Index: 0 low

Location Details

Charleston, USA

Latitude: 32.7765° N
Longitude: 79.9311° W
Timezone: UTC-04:00 (UTC-04:00)
Units: Imperial

Air Quality

22 Good

Primary pollutant: PM2.5
Concentration: 4 µg/m³
OpenWeather AQI: 2 / 5

Weather Alerts

Weather alertAug 22, 7:46 PM – Aug 22, 9:30 PM

View alerts on the weather dashboard