Sumter, SC Current Weather Conditions

Current weather observations and 72-hour history for Sumter, SC. • View 5-Day Forecast ›

▼Current Conditions — Sumter, SC

SUMTER (KSMS)

Clear

71.6 F

Humidity:	73%
Wind Speed:	8.1 mph
Barometer:	30.13 in
Dewpoint:	62.6 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	72.0 F
Wind Chill:	NA

May 16 2026, 11:15 PM EDT

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▼Hourly Observation History — Sumter, SC

Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Temperature (F)		Relative Humidity	Wind Chill (F)	Heat Index (F)	Pressure
Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Air	Dwpt	Relative Humidity	Wind Chill (F)	Heat Index (F)	altimeter (in)	sea level (mb)
11:15 PM EDT	8.1	10.00	Clear	--	71.6	62.6	73%	NA	72.0	30.13	1020.3
10:55 PM EDT	6.9	10.00	Clear	--	71.6	60.8	69%	NA	71.8	30.13	1020.3
10:35 PM EDT	6.9	10.00	Clear	--	71.6	60.8	69%	NA	71.8	30.13	1020.3
10:15 PM EDT	9.2	10.00	Clear	--	73.4	59.0	61%	NA	73.2	30.13	1020.3
09:55 PM EDT	8.1	10.00	Clear	--	73.4	57.2	57%	NA	73.0	30.12	1020.0
09:35 PM EDT	8.1	10.00	Clear	--	73.4	57.2	57%	NA	73.0	30.12	1020.0
09:15 PM EDT	8.1	10.00	Clear	--	75.2	57.2	54%	NA	75.0	30.12	1020.0
08:55 PM EDT	9.2	10.00	Clear	--	75.2	57.2	54%	NA	75.0	30.12	1019.7
08:35 PM EDT	9.2 G 15.0	10.00	Clear	--	77.0	55.4	47%	NA	76.6	30.12	1019.7
08:15 PM EDT	8.1 G 13.9	10.00	Clear	--	78.8	55.4	45%	NA	78.4	30.12	1019.7
07:55 PM EDT	6.9 G 13.9	10.00	Clear	--	78.8	57.2	48%	NA	78.6	30.12	1019.7
07:35 PM EDT	0.0	10.00	Clear	--	82.4	57.2	42%	NA	82.0	30.10	1019.3
07:15 PM EDT	5.8	10.00	Clear	--	84.2	55.4	37%	NA	83.1	30.10	1019.3
06:55 PM EDT	0.0	10.00	Clear	--	84.2	55.4	37%	NA	83.1	30.10	1019.3
06:35 PM EDT	SW 3.4	10.00	Clear	--	86.0	55.4	35%	NA	84.6	30.10	1019.3
06:15 PM EDT	0.0	10.00	Clear	--	86.0	55.4	35%	NA	84.6	30.10	1019.3
05:55 PM EDT	SW 5.8	10.00	Clear	--	86.0	55.4	35%	NA	84.6	30.10	1019.3
05:35 PM EDT	5.8 G 23.0	10.00	Clear	--	86.0	55.4	35%	NA	84.6	30.10	1019.3
05:15 PM EDT	SW 5.8	10.00	Clear	--	87.8	55.4	33%	NA	86.2	30.10	1019.3
04:55 PM EDT	9.2	10.00	Clear	--	87.8	57.2	36%	NA	86.5	30.10	1019.3
04:35 PM EDT	0.0	10.00	Clear	--	87.8	55.4	33%	NA	86.2	30.12	1019.7
04:15 PM EDT	8.1	10.00	Clear	--	87.8	55.4	33%	NA	86.2	30.12	1020.0
03:55 PM EDT	3.4 G 16.1	10.00	Clear	--	86.0	55.4	35%	NA	84.6	30.12	1020.0
03:35 PM EDT	5.8 G 15.0	9.00	Clear	--	87.8	57.2	36%	NA	86.5	30.13	1020.3
03:15 PM EDT	11.4	10.00	Clear	--	87.8	57.2	36%	NA	86.5	30.13	1020.3
02:55 PM EDT	SE 10.3	10.00	Clear	--	86.0	57.2	38%	NA	84.9	30.13	1020.3
02:35 PM EDT	11.4	10.00	Clear	--	86.0	59.0	40%	NA	85.5	30.14	1020.7
02:15 PM EDT	6.9	10.00	Clear	--	84.2	57.2	40%	NA	83.5	30.16	1021.3
01:55 PM EDT	S 6.9	10.00	Clear	--	84.2	57.2	40%	NA	83.5	30.16	1021.3
01:35 PM EDT	0.0	10.00	Clear	--	84.2	57.2	40%	NA	83.5	30.17	1021.7
01:15 PM EDT	5.8	10.00	Clear	--	82.4	59.0	45%	NA	82.4	30.18	1022.0
12:55 PM EDT	S 8.1	10.00	Clear	--	82.4	59.0	45%	NA	82.4	30.18	1022.0
12:35 PM EDT	4.7 G 12.8	10.00	Clear	--	80.6	59.0	48%	NA	81.1	30.18	1022.0
12:15 PM EDT	6.9 G 16.1	10.00	Clear	--	80.6	59.0	48%	NA	81.1	30.19	1022.4
11:55 AM EDT	5.8	10.00	Clear	--	80.6	59.0	48%	NA	81.1	30.19	1022.4
11:35 AM EDT	SW 3.4	10.00	Clear	--	78.8	60.8	54%	NA	79.0	30.20	1022.7
11:15 AM EDT	SW 8.1	10.00	Clear	--	78.8	60.8	54%	NA	79.0	30.20	1022.7
10:55 AM EDT	SW 8.1	10.00	Clear	--	77.0	62.6	61%	NA	77.4	30.21	1023.0
10:35 AM EDT	SW 8.1	10.00	Clear	--	77.0	62.6	61%	NA	77.4	30.21	1023.0
10:15 AM EDT	S 6.9	10.00	Clear	--	75.2	62.6	65%	NA	75.6	30.21	1023.0
09:55 AM EDT	9.2	10.00	Clear	--	73.4	62.6	69%	NA	73.8	30.21	1023.0
09:35 AM EDT	11.4	10.00	Clear	--	71.6	62.6	73%	NA	72.0	30.21	1023.0
09:15 AM EDT	SW 6.9	10.00	Clear	--	69.8	64.4	83%	NA	NA	30.21	1023.0
08:55 AM EDT	SW 5.8	10.00	Clear	--	68.0	62.6	83%	NA	NA	30.21	1023.0
08:35 AM EDT	0.0	10.00	Clear	--	66.2	62.6	88%	NA	NA	30.20	1022.7
08:15 AM EDT	0.0	10.00	Clear	--	62.6	60.8	94%	NA	NA	30.20	1022.7
07:55 AM EDT	0.0	10.00	Clear	--	57.2	57.2	100%	NA	NA	30.19	1022.4
07:35 AM EDT	0.0	10.00	Clear	--	53.6	53.6	100%	NA	NA	30.19	1022.4
07:15 AM EDT	0.0	9.00	Clear	--	51.8	51.8	100%	NA	NA	30.19	1022.4
06:55 AM EDT	0.0	10.00	Clear	--	50.0	50.0	100%	NA	NA	30.18	1022.0
06:35 AM EDT	0.0	10.00	Clear	--	48.2	48.2	100%	NA	NA	30.18	1022.0
06:15 AM EDT	0.0	10.00	Clear	--	48.2	48.2	100%	NA	NA	30.17	1021.7
05:55 AM EDT	0.0	10.00	Clear	--	48.2	48.2	100%	NA	NA	30.16	1021.3
05:35 AM EDT	0.0	10.00	Clear	--	48.2	48.2	100%	NA	NA	30.15	1021.0
05:15 AM EDT	0.0	10.00	Clear	--	48.2	48.2	100%	NA	NA	30.15	1021.0
04:55 AM EDT	0.0	10.00	Clear	--	48.2	48.2	100%	NA	NA	30.14	1020.7
04:35 AM EDT	0.0	10.00	Clear	--	48.2	48.2	100%	NA	NA	30.14	1020.7
04:15 AM EDT	0.0	10.00	Clear	--	48.2	48.2	100%	NA	NA	30.14	1020.7
03:55 AM EDT	0.0	10.00	Clear	--	48.2	48.2	100%	NA	NA	30.14	1020.7
03:35 AM EDT	0.0	10.00	Clear	--	48.2	48.2	100%	NA	NA	30.14	1020.7
03:15 AM EDT	0.0	10.00	Clear	--	50.0	50.0	100%	NA	NA	30.14	1020.7
02:55 AM EDT	0.0	10.00	Clear	--	48.2	48.2	100%	NA	NA	30.14	1020.7
02:35 AM EDT	0.0	10.00	Clear	--	50.0	50.0	100%	NA	NA	30.14	1020.7
02:15 AM EDT	0.0	10.00	Clear	--	50.0	50.0	100%	NA	NA	30.14	1020.7
01:55 AM EDT	0.0	10.00	Clear	--	50.0	50.0	100%	NA	NA	30.14	1020.7
01:35 AM EDT	0.0	10.00	Mostly Clear	--	50.0	50.0	100%	NA	NA	30.15	1021.0
01:15 AM EDT	0.0	10.00	Mostly Clear	--	50.0	50.0	100%	NA	NA	30.15	1021.0
12:55 AM EDT	0.0	10.00	Clear	--	51.8	48.2	87%	NA	NA	30.15	1021.0
12:35 AM EDT	0.0	10.00	Clear	--	51.8	48.2	87%	NA	NA	30.15	1021.0
12:15 AM EDT	0.0	10.00	Clear	--	51.8	48.2	87%	NA	NA	30.14	1020.7
11:55 PM EDT	0.0	10.00	Clear	--	51.8	50.0	94%	NA	NA	30.14	1020.7
11:35 PM EDT	0.0	10.00	Clear	--	53.6	50.0	88%	NA	NA	30.14	1020.7