Mason City, IA Current Weather Conditions

Current weather observations and 72-hour history for Mason City, IA. • View 5-Day Forecast ›

▼Current Conditions — Mason City, IA

MASON CITY (KMCW)

Clear

84.2 F

Humidity:	62%
Wind Speed:	11.5 mph
Barometer:	29.86 in
Dewpoint:	69.8 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	88.5 F
Wind Chill:	NA

Sep 2 2026, 05:35 PM CDT

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▼Hourly Observation History — Mason City, IA

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)
05:35 PM CDT	11.5	10.00	Clear	--	84.2	69.8	62%	NA	88.5	29.86	1011.2
05:30 PM CDT	13.8 G 19.6	10.00	Clear	--	84.2	69.8	62%	NA	88.5	29.86	1011.2
05:20 PM CDT	12.7 G 20.7	10.00	Clear	--	84.2	69.8	62%	NA	88.5	29.86	1011.2
05:15 PM CDT		10.00	Clear	--	86.0	71.6	62%	NA	91.9	29.86	1011.2
05:05 PM CDT		10.00	Clear	--	86.0	69.8	59%	NA	90.7	29.87	1011.5
05:00 PM CDT	13.8	10.00	Clear	--	86.0	71.6	62%	NA	91.9	29.87	1011.5
04:50 PM CDT		10.00	Clear	--	86.0	69.8	59%	NA	90.7	29.87	1011.5
04:45 PM CDT		10.00	Clear	--	86.0	71.6	62%	NA	91.9	29.87	1011.5
04:40 PM CDT	8.1	10.00	Clear	--	84.2	71.6	66%	NA	89.6	29.87	1011.5
04:35 PM CDT	12.7	10.00	Clear	--	84.2	71.6	66%	NA	89.6	29.87	1011.5
04:30 PM CDT	9.2	10.00	Clear	--	84.2	71.6	66%	NA	89.6	29.87	1011.5
04:20 PM CDT	10.4	10.00	Clear	--	86.0	71.6	62%	NA	91.9	29.87	1011.5
04:15 PM CDT	S 11.5	10.00	Clear	--	84.2	69.8	62%	NA	88.5	29.87	1011.5
04:10 PM CDT	S 10.4 G 17.3	10.00	Clear	--	84.2	69.8	62%	NA	88.5	29.88	1011.9
04:05 PM CDT	10.4	10.00	Clear	--	84.2	69.8	62%	NA	88.5	29.88	1011.9
03:50 PM CDT	12.7	10.00	Clear	--	84.2	69.8	62%	NA	88.5	29.88	1011.9
03:45 PM CDT	S 10.4	10.00	Clear	--	84.2	69.8	62%	NA	88.5	29.88	1011.9
03:40 PM CDT	11.5	10.00	Clear	--	84.2	69.8	62%	NA	88.5	29.89	1012.2
03:30 PM CDT	S 10.4	10.00	Clear	--	84.2	68.0	58%	NA	87.4	29.89	1012.2
03:25 PM CDT	10.4 G 16.1	10.00	Clear	--	86.0	68.0	55%	NA	89.4	29.89	1012.2
03:20 PM CDT	S 9.2	10.00	Clear	--	86.0	66.2	52%	NA	88.3	29.89	1012.2
03:15 PM CDT	S 10.4	10.00	Clear	--	86.0	66.2	52%	NA	88.3	29.89	1012.2
03:10 PM CDT	9.2	10.00	Clear	--	86.0	66.2	52%	NA	88.3	29.89	1012.2
03:05 PM CDT	S 9.2	10.00	Clear	--	86.0	68.0	55%	NA	89.4	29.89	1012.2
03:00 PM CDT	S 6.9	10.00	Clear	--	86.0	68.0	55%	NA	89.4	29.90	1012.5
02:50 PM CDT	S 8.1	10.00	Clear	--	86.0	68.0	55%	NA	89.4	29.90	1012.5
02:40 PM CDT	S 8.1	10.00	Clear	--	86.0	66.2	52%	NA	88.3	29.90	1012.5
02:30 PM CDT	S 6.9	10.00	Clear	--	84.2	66.2	55%	NA	86.5	29.90	1012.5
02:25 PM CDT	S 3.4	10.00	Clear	--	84.2	66.2	55%	NA	86.5	29.90	1012.5
02:20 PM CDT	SW 4.6	10.00	Clear	--	84.2	66.2	55%	NA	86.5	29.90	1012.5
02:10 PM CDT	S 6.9	10.00	Clear	--	86.0	68.0	55%	NA	89.4	29.90	1012.5
02:00 PM CDT	S 6.9	10.00	Clear	--	84.2	68.0	58%	NA	87.4	29.90	1012.5
01:50 PM CDT	0.0	10.00	Clear	--	82.4	68.0	62%	NA	85.5	29.90	1012.5
01:45 PM CDT	0.0	10.00	Clear	--	82.4	69.8	66%	NA	86.2	29.90	1012.5
01:35 PM CDT	0.0	10.00	Clear	--	82.4	69.8	66%	NA	86.2	29.91	1012.9
01:30 PM CDT	0.0	10.00	Clear	--	82.4	69.8	66%	NA	86.2	29.91	1012.9
01:15 PM CDT	0.0	10.00	Clear	--	80.6	69.8	70%	NA	83.8	29.92	1013.2
12:53 PM CDT	0.0	10.00	Mostly Clear	--	NULL	68.0	%	NA	NA	29.91	1012.9
12:35 PM CDT	0.0	10.00	Mostly Clear	--	77.0	68.0	74%	NA	77.9	29.91	1012.9
12:30 PM CDT	3.4	10.00	Partly Cloudy	--	77.0	68.0	74%	NA	77.9	29.91	1012.9
12:20 PM CDT	S 6.9	10.00	Mostly Clear	--	75.2	66.2	74%	NA	75.9	29.92	1013.2
12:15 PM CDT	5.7	10.00	Clear	--	75.2	68.0	78%	NA	76.1	29.92	1013.2
12:10 PM CDT	SE 5.7	10.00	Clear	--	75.2	68.0	78%	NA	76.1	29.92	1013.2
12:00 PM CDT	6.9	10.00	Mostly Clear	--	71.6	68.0	88%	NA	72.7	29.92	1013.2
11:50 AM CDT	8.1	10.00	Mostly Clear	--	71.6	68.0	88%	NA	72.7	29.92	1013.2
11:45 AM CDT	4.6	10.00	Partly Cloudy	--	69.8	66.2	88%	NA	NA	29.92	1013.2
11:35 AM CDT	E 6.9	10.00	Mostly Clear	--	69.8	66.2	88%	NA	NA	29.93	1013.5
11:30 AM CDT	SE 4.6	10.00	Mostly Clear	--	69.8	66.2	88%	NA	NA	29.94	1013.9
11:20 AM CDT	6.9	10.00	Mostly Clear	--	69.8	66.2	88%	NA	NA	29.96	1014.6
11:15 AM CDT	S 8.1	10.00	Mostly Clear	--	69.8	66.2	88%	NA	NA	29.96	1014.6
11:10 AM CDT	3.4	10.00	Partly Cloudy	--	69.8	66.2	88%	NA	NA	29.96	1014.6
11:05 AM CDT	0.0	10.00	Partly Cloudy	--	69.8	66.2	88%	NA	NA	29.95	1014.2
11:00 AM CDT	0.0	10.00	Mostly Clear	--	69.8	66.2	88%	NA	NA	29.95	1014.2
10:50 AM CDT	3.4	10.00	Clear	--	69.8	66.2	88%	NA	NA	29.95	1014.2
10:35 AM CDT	0.0	10.00	Clear	--	69.8	66.2	88%	NA	NA	29.95	1014.2
10:20 AM CDT	4.6	10.00	Clear	--	69.8	66.2	88%	NA	NA	29.95	1014.2
10:10 AM CDT	E 3.4	10.00	Clear	--	69.8	66.2	88%	NA	NA	29.94	1013.9
10:00 AM CDT	5.7	10.00	Clear	--	69.8	66.2	88%	NA	NA	29.93	1013.5
09:50 AM CDT	5.7	10.00	Clear	--	69.8	66.2	88%	NA	NA	29.92	1013.2
09:35 AM CDT	8.1	10.00	Clear	--	68.0	66.2	94%	NA	NA	29.92	1013.2
09:25 AM CDT	6.9	10.00	Clear	--	68.0	66.2	94%	NA	NA	29.93	1013.5
09:20 AM CDT	6.9	10.00	Clear	--	68.0	66.2	94%	NA	NA	29.93	1013.5
09:15 AM CDT	SE 6.9	10.00	Clear	--	68.0	66.2	94%	NA	NA	29.94	1013.9
09:05 AM CDT	E 6.9	10.00	Clear	--	68.0	66.2	94%	NA	NA	29.93	1013.5
09:00 AM CDT	E 4.6	10.00	Clear	--	68.0	64.4	88%	NA	NA	29.92	1013.2
08:50 AM CDT	0.0	10.00	Clear	--	66.2	64.4	94%	NA	NA	29.94	1013.9
08:40 AM CDT	E 5.7	10.00	Clear	--	66.2	64.4	94%	NA	NA	29.94	1013.9
08:35 AM CDT	SE 4.6	10.00	Clear	--	66.2	64.4	94%	NA	NA	29.94	1013.9
08:20 AM CDT	3.4	10.00	Clear	--	66.2	64.4	94%	NA	NA	29.92	1013.2
08:15 AM CDT	0.0	10.00	Clear	--	66.2	64.4	94%	NA	NA	29.93	1013.5
08:10 AM CDT	E 3.4	10.00	Clear	--	66.2	64.4	94%	NA	NA	29.93	1013.5
08:05 AM CDT	NE 5.7	10.00	Clear	--	66.2	64.4	94%	NA	NA	29.91	1012.9