Norristown, PA Current Weather Conditions

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

▼Current Conditions — Norristown, PA

POTTSTOWN (KPTW)

Cloudy

66.2 F

Humidity:	94%
Wind Speed:	3.4 mph
Barometer:	29.97 in
Dewpoint:	64.4 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

Sep 21 2026, 01:05 AM EDT

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▼Hourly Observation History — Norristown, PA

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)
01:05 AM EDT	3.4	10.00	Cloudy	--	66.2	64.4	94%	NA	NA	29.97	1014.9
01:00 AM EDT	3.4	10.00	Cloudy	--	66.2	64.4	94%	NA	NA	29.97	1014.9
12:50 AM EDT	3.4	10.00	Cloudy	--	66.2	64.4	94%	NA	NA	29.98	1015.2
12:45 AM EDT	3.4	10.00	Cloudy	--	66.2	64.4	94%	NA	NA	29.98	1015.2
12:35 AM EDT	3.4	10.00	Cloudy	--	66.2	64.4	94%	NA	NA	29.97	1014.9
12:30 AM EDT	4.6	10.00	Cloudy	--	66.2	64.4	94%	NA	NA	29.97	1014.9
12:25 AM EDT	3.4	8.00	Cloudy	--	66.2	64.4	94%	NA	NA	29.97	1014.9
12:15 AM EDT	NE 5.7	5.00	Fog/Mist	--	66.2	64.4	94%	NA	NA	29.97	1014.9
12:05 AM EDT	3.4	3.50	Fog/Mist	--	66.2	64.4	94%	NA	NA	29.97	1014.9
12:00 AM EDT	3.4	4.00	Fog/Mist	--	66.2	64.4	94%	NA	NA	29.97	1014.9
11:50 PM EDT	3.4	7.00	Cloudy	--	66.2	64.4	94%	NA	NA	29.97	1014.9
11:45 PM EDT	4.6	9.00	Cloudy	--	66.2	64.4	94%	NA	NA	29.97	1014.9
11:35 PM EDT	6.9	8.00	Cloudy	--	66.2	64.4	94%	NA	NA	29.97	1014.9
11:25 PM EDT	4.6	5.00	Fog/Mist	--	66.2	64.4	94%	NA	NA	29.96	1014.6
11:20 PM EDT	6.9	5.00	Fog/Mist	--	66.2	64.4	94%	NA	NA	29.96	1014.6
11:15 PM EDT	6.9	7.00	Cloudy	--	66.2	64.4	94%	NA	NA	29.96	1014.6
11:00 PM EDT	8.1	3.50	Fog/Mist	--	66.2	64.4	94%	NA	NA	29.95	1014.2
10:50 PM EDT		2.50	Fog/Mist	--	66.2	64.4	94%	NA	NA	29.95	1014.2
10:40 PM EDT		2.50	Fog/Mist	--	69.8	68.0	94%	NA	NA	29.95	1014.2
10:30 PM EDT	9.2	3.50	Fog/Mist	--	69.8	68.0	94%	NA	NA	29.94	1013.9
10:25 PM EDT	9.2	2.00	Fog/Mist	--	69.8	68.0	94%	NA	NA	29.94	1013.9
10:10 PM EDT	6.9	3.00	Fog/Mist	--	69.8	68.0	94%	NA	NA	29.94	1013.9
10:05 PM EDT	5.7	3.00	Fog/Mist	--	69.8	68.0	94%	NA	NA	29.94	1013.9
09:50 PM EDT	9.2	8.00	Cloudy	--	69.8	68.0	94%	NA	NA	29.93	1013.5
09:45 PM EDT	NE 9.2	6.00	Fog/Mist	--	69.8	69.8	100%	NA	NA	29.93	1013.5
09:35 PM EDT	NE 8.1	4.00	Fog/Mist	--	69.8	69.8	100%	NA	NA	29.93	1013.5
09:30 PM EDT	5.7	5.00	Fog/Mist	--	71.6	69.8	94%	NA	72.9	29.93	1013.5
09:27 PM EDT	5.8	5.00	Fog/Mist	--	71.1	70.0	96%	NA	72.3	29.94	1013.6
09:20 PM EDT	NE 3.4	4.00	Fog/Mist	--	71.6	69.8	94%	NA	72.9	29.93	1013.5
09:10 PM EDT	0.0	4.00	Fog/Mist	--	71.6	69.8	94%	NA	72.9	29.92	1013.2
09:00 PM EDT	0.0	2.50	Fog/Mist	--	71.6	69.8	94%	NA	72.9	29.92	1013.2
08:50 PM EDT	0.0	1.75	Fog/Mist	--	71.6	69.8	94%	NA	72.9	29.92	1013.2
08:40 PM EDT	SE 3.4	1.00	Fog/Mist	--	71.6	71.6	100%	NA	73.2	29.92	1013.2
08:35 PM EDT	SE 3.4	1.00	Fog/Mist	--	71.6	71.6	100%	NA	73.2	29.92	1013.2
08:25 PM EDT	0.0	1.00	Fog/Mist	--	71.6	71.6	100%	NA	73.2	29.92	1013.2
08:20 PM EDT	0.0	0.75	Fog/Mist	--	71.6	71.6	100%	NA	73.2	29.92	1013.2
08:05 PM EDT	3.4	0.75	Fog/Mist	--	71.6	71.6	100%	NA	73.2	29.92	1013.2
08:00 PM EDT	0.0	1.25	Fog/Mist	--	71.6	71.6	100%	NA	73.2	29.92	1013.2
07:50 PM EDT	0.0	2.50	Fog/Mist	--	71.6	71.6	100%	NA	73.2	29.91	1012.9
07:40 PM EDT	3.4	1.75	Fog/Mist	--	71.6	71.6	100%	NA	73.2	29.91	1012.9
07:35 PM EDT	3.4	1.25	Fog/Mist	--	71.6	71.6	100%	NA	73.2	29.91	1012.9
07:30 PM EDT	0.0	1.25	Fog/Mist	--	71.1	71.1	100%	NA	72.5	29.91	1012.9
07:25 PM EDT	0.0	1.75	Fog/Mist	--	71.6	71.6	100%	NA	73.2	29.91	1012.9
07:20 PM EDT	0.0	2.00	Fog/Mist	--	71.6	69.8	94%	NA	72.9	29.91	1012.9
07:05 PM EDT	0.0	3.00	Fog/Mist	--	71.6	69.8	94%	NA	72.9	29.91	1012.9
07:00 PM EDT	0.0	3.00	Fog/Mist	--	71.6	69.8	94%	NA	72.9	29.91	1012.9
06:50 PM EDT	0.0	4.00	Fog/Mist	--	71.6	69.8	94%	NA	72.9	29.91	1012.9
06:45 PM EDT	0.0	7.00	Cloudy	--	71.6	69.8	94%	NA	72.9	29.91	1012.9
06:40 PM EDT	S 3.4	10.00	Cloudy	--	71.6	69.8	94%	NA	72.9	29.91	1012.9
06:35 PM EDT	S 3.4	10.00	Cloudy	--	71.6	69.8	94%	NA	72.9	29.91	1012.9
06:30 PM EDT	0.0	10.00	Cloudy	--	71.6	69.8	94%	NA	72.9	29.91	1012.9
06:25 PM EDT	0.0	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.91	1012.9
06:20 PM EDT	0.0	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.91	1012.9
06:10 PM EDT	0.0	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.91	1012.9
06:00 PM EDT	S 3.4	10.00	Mostly Cloudy	--	73.4	69.8	89%	NA	74.7	29.91	1012.9
05:50 PM EDT	0.0	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.91	1012.9
05:40 PM EDT	0.0	9.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.90	1012.5
05:36 PM EDT	0.0	8.00	Cloudy	--	73.0	70.0	90%	NA	74.3	29.91	1012.9
05:35 PM EDT	0.0	8.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.91	1012.9
05:25 PM EDT	0.0	9.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.91	1012.9
05:20 PM EDT	S 3.4	8.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.91	1012.9
05:10 PM EDT	0.0	6.00	Fog/Mist	--	73.4	69.8	89%	NA	74.7	29.91	1012.9
05:00 PM EDT	0.0	7.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.91	1012.9
04:50 PM EDT	0.0	8.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.91	1012.9
04:45 PM EDT	0.0	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.91	1012.9
04:40 PM EDT	0.0	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.91	1012.9
04:35 PM EDT	0.0	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.92	1013.2
04:20 PM EDT	0.0	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.92	1013.2
04:15 PM EDT	0.0	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.92	1013.2
04:05 PM EDT	0.0	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.92	1013.2
04:00 PM EDT	0.0	8.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.92	1013.2
03:50 PM EDT	0.0	10.00	Cloudy	--	73.4	69.8	89%	NA	74.7	29.92	1013.2