Norristown, PA Hourly Weather

Montgomery County8:18 PM EDT40.12°N, 75.34°WElevation 157 ft
Frost Advisory from 1:00 AM Mon until 9:00 AM Mon

Next 48 hours

8 PM 11 PM Mon Oct 26 2 AM 5 AM 8 AM 11 AM 2 PM 5 PM 8 PM 11 PM Tue Oct 27 2 AM 5 AM 8 AM 11 AM 2 PM 5 PM 40° 45° 50° 55° 60° 65° 70° %
TemperatureFeels likeChance of precipitationNight
Sunday, October 254 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
8 PM Clear 51° 51° 0% 0.00 in Calm 68% 41° 2% 0
9 PM Clear 48° 48° 0% 0.00 in Calm 80% 42° 2% 0
10 PM Clear 45° 45° 0% 0.00 in Calm 89% 42° 1% 0
11 PM Clear 44° 44° 0% 0.00 in Calm 93% 42° 2% 0
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 43° 43° 0% 0.00 in Calm 93% 41° 2% 0
1 AM Clear 42° 42° 0% 0.00 in Calm 96% 41° 4% 0
2 AM Mostly Clear 41° 41° 0% 0.00 in Calm 96% 40° 11% 0
3 AM Mostly Clear 40° 40° 0% 0.00 in Calm 100% 40° 18% 0
4 AM Mostly Clear 40° 40° 0% 0.00 in Calm 100% 40° 20% 0
5 AM Mostly Clear 40° 40° 0% 0.00 in Calm 100% 40° 22% 0
6 AM Sunny 38° 38° 0% 0.00 in Calm 100% 38° 23% 0
7 AM Sunny 39° 39° 0% 0.00 in Calm 100% 39° 21% 0
8 AM Sunny 40° 40° 0% 0.00 in Calm 100% 40° 23% 0
9 AM Mostly Sunny 45° 45° 0% 0.00 in Calm 96% 44° 34% 1
10 AM Mostly Sunny 53° 53° 0% 0.00 in W 5 77% 46° 26% 2
11 AM Sunny 59° 59° 0% 0.00 in W 5 62% 46° 19% 3
12 PM Sunny 63° 63° 0% 0.00 in W 5 G10 54% 46° 15% 4
1 PM Sunny 66° 66° 0% 0.00 in W 5 G12 48% 46° 10% 4
2 PM Sunny 68° 68° 0% 0.00 in W 5 G12 47% 47° 7% 3
3 PM Sunny 69° 69° 0% 0.00 in W 5 G12 44% 46° 7% 2
4 PM Sunny 69° 69° 0% 0.00 in W 5 G12 45% 47° 7% 1
5 PM Sunny 68° 68° 0% 0.00 in W 5 G10 49% 48° 3% 0
6 PM Clear 66° 66° 0% 0.00 in W 5 52% 48° 1% 0
7 PM Clear 63° 63° 0% 0.00 in W 5 62% 50° 3% 0
8 PM Clear 57° 57° 0% 0.00 in Calm 77% 50° 3% 0
9 PM Clear 54° 54° 0% 0.00 in Calm 86% 50° 1% 0
10 PM Clear 53° 53° 0% 0.00 in Calm 89% 50° 2% 0
11 PM Clear 52° 52° 0% 0.00 in Calm 93% 50° 2% 0
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 52° 52° 0% 0.00 in Calm 93% 50° 2% 0
1 AM Clear 51° 51° 0% 0.00 in Calm 93% 49° 2% 0
2 AM Clear 51° 51° 0% 0.00 in Calm 93% 49° 2% 0
3 AM Clear 50° 50° 0% 0.00 in Calm 93% 48° 3% 0
4 AM Clear 49° 48° 0% 0.00 in N 5 96% 48° 5% 0
5 AM Mostly Clear 48° 47° 0% 0.00 in N 5 96% 47° 6% 0
6 AM Sunny 47° 46° 0% 0.00 in N 5 96% 46° 7% 0
7 AM Sunny 46° 45° 0% 0.00 in N 5 100% 46° 7% 0
8 AM Sunny 47° 46° 0% 0.00 in N 5 93% 45° 8% 0
9 AM Sunny 51° 51° 0% 0.00 in N 5 80% 45° 7% 1
10 AM Sunny 56° 56° 0% 0.00 in N 5 G10 64% 44° 5% 2
11 AM Sunny 60° 60° 0% 0.00 in N 5 G12 55% 44° 4% 3
12 PM Sunny 62° 62° 0% 0.00 in N 5 G12 50% 43° 4% 4
1 PM Sunny 63° 63° 0% 0.00 in N 5 G10 46% 42° 4% 4
2 PM Sunny 64° 64° 0% 0.00 in N 5 43% 41° 4% 3
3 PM Sunny 65° 65° 0% 0.00 in N 5 40% 40° 5% 2
4 PM Sunny 65° 65° 0% 0.00 in N 5 40% 40° 7% 1
5 PM Sunny 64° 64° 0% 0.00 in N 5 41% 40° 8% 0
6 PM Mostly Clear 60° 60° 0% 0.00 in Calm 49% 41° 9% 0
7 PM Mostly Clear 56° 56° 0% 0.00 in Calm 57% 41° 11% 0
8 PM Mostly Clear 52° 52° 0% 0.00 in Calm 69% 42° 12% 0
9 PM Mostly Clear 49° 49° 0% 0.00 in Calm 77% 42° 14% 0
10 PM Mostly Clear 47° 47° 0% 0.00 in Calm 83% 42° 17% 0
11 PM Mostly Clear 46° 46° 0% 0.00 in Calm 83% 41° 19% 0
Wednesday, October 2824 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 45° 45° 0% 0.00 in Calm 82% 40° 19% 0
1 AM Mostly Clear 44° 44° 0% 0.00 in Calm 86% 40° 20% 0
2 AM Mostly Clear 43° 43° 0% 0.00 in Calm 86% 39° 20% 0
3 AM Mostly Clear 42° 42° 0% 0.00 in Calm 86% 38° 22% –
4 AM Mostly Clear 41° 41° 0% 0.00 in Calm 85% 37° 25% –
5 AM Partly Cloudy 40° 40° 0% 0.00 in Calm 85% 36° 27% –
6 AM Mostly Sunny 39° 39° 0% 0.00 in Calm 85% 35° 29% –
7 AM Mostly Sunny 39° 39° 0% 0.00 in Calm 85% 35° 30% –
8 AM Mostly Sunny 40° 40° 0% – Calm 85% 36° 32% –
9 AM Mostly Sunny 45° 45° 0% – Calm 73% 37° 37% –
10 AM Mostly Sunny 51° 51° 0% – Calm 63% 39° 42% –
11 AM Mostly Sunny 56° 56° 0% – Calm 57% 41° 47% –
12 PM Mostly Sunny 59° 59° 0% – Calm 53% 42° 49% –
1 PM Partly Sunny 62° 62° 0% – SE 5 48% 42° 52% –
2 PM Partly Sunny 63° 63° 0% – SE 5 46% 42° 54% –
3 PM Partly Sunny 64° 64° 0% – SE 5 45% 42° 55% –
4 PM Partly Sunny 65° 65° 0% – Calm 43% 42° 56% –
5 PM Partly Sunny 64° 64° 0% – Calm 46% 43° 57% –
6 PM Mostly Cloudy 61° 61° 0% – Calm 53% 44° 59% –
7 PM Mostly Cloudy 57° 57° 0% – Calm 67% 46° 62% –
8 PM Mostly Cloudy 56° 56° 0% – Calm 72% 47° 64% –
9 PM Mostly Cloudy 53° 53° 0% – Calm 83% 48° 64% –
10 PM Mostly Cloudy 51° 51° 0% – Calm 89% 48° 64% –
11 PM Mostly Cloudy 49° 49° 0% – Calm 96% 48° 64% –
Thursday, October 2924 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 48° 48° 0% – Calm 96% 47° 64% –
1 AM Mostly Cloudy 47° 47° 0% – Calm 100% 47° 64% –
2 AM Mostly Cloudy 47° 47° 0% – Calm 96% 46° 56% –
3 AM Mostly Cloudy 47° 47° 0% – Calm 96% 46° 56% –
4 AM Mostly Cloudy 46° 46° 0% – Calm 100% 46° 56% –
5 AM Mostly Cloudy 46° 46° 0% – Calm 100% 46° 56% –
6 AM Partly Sunny 45° 45° 0% – Calm 100% 45° 56% –
7 AM Partly Sunny 45° 45° 0% – Calm 100% 45° 56% –
8 AM Mostly Sunny 46° 46° 0% – Calm 100% 46° 39% –
9 AM Mostly Sunny 50° 50° 0% – Calm 93% 48° 39% –
10 AM Mostly Sunny 56° 56° 0% – Calm 77% 49° 39% –
11 AM Mostly Sunny 61° 61° 0% – SW 5 70% 51° 39% –
12 PM Mostly Sunny 64° 64° 0% – SW 5 63% 51° 39% –
1 PM Mostly Sunny 67° 67° 0% – SW 5 G12 56% 51° 39% –
2 PM Sunny 68° 68° 0% – SW 5 G13 54% 51° 15% –
3 PM Sunny 69° 69° 0% – SW 5 G13 53% 51° 15% –
4 PM Sunny 70° 70° 0% – SW 5 G13 53% 52° 15% –
5 PM Sunny 69° 69° 0% – SW 5 G12 55% 52° 15% –
6 PM Mostly Clear 67° 67° 0% – SW 5 G10 61% 53° 15% –
7 PM Mostly Clear 64° 64° 0% – SW 5 67% 53° 15% –
8 PM Mostly Clear 61° 61° 0% – SW 5 78% 54° 6% –
9 PM Mostly Clear 59° 59° 0% – SW 5 83% 54° 6% –
10 PM Mostly Clear 57° 57° 0% – Calm 90% 54° 6% –
11 PM Mostly Clear 55° 55° 0% – Calm 96% 54° 6% –
Friday, October 3024 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 54° 54° 0% – Calm 96% 53° 6% –
1 AM Mostly Clear 53° 53° 0% – Calm 100% 53° 6% –
2 AM Mostly Clear 53° 53° 1% – Calm 96% 52° 8% –
3 AM Mostly Clear 52° 52° 1% – Calm 96% 51° 8% –
4 AM Mostly Clear 52° 52° 1% – Calm 96% 51° 8% –
5 AM Mostly Clear 51° 51° 1% – Calm 96% 50° 8% –
6 AM Sunny 50° 50° 1% – Calm 100% 50° 8% –
7 AM Sunny 49° 49° 1% – Calm 100% 49° 8% –
8 AM Sunny 50° 50° 0% – Calm 100% 50° 15% –
9 AM Sunny 53° 53° 0% – Calm 93% 51° 15% –
10 AM Sunny 58° 58° 0% – NW 5 80% 52° 15% –
11 AM Sunny 63° 63° 0% – NW 5 70% 53° 15% –
12 PM Sunny 67° 67° 0% – NW 5 61% 53° 15% –
1 PM Sunny 70° 70° 0% – W 5 55% 53° 15% –
2 PM Sunny 72° 72° 0% – W 5 51% 53° 10% –
3 PM Sunny 73° 73° 0% – W 5 49% 53° 10% –
4 PM Sunny 73° 73° 0% – W 5 49% 53° 10% –
5 PM Sunny 72° 72° 0% – W 5 51% 53° 10% –
6 PM Mostly Clear 70° 70° 0% – Calm 55% 53° 10% –
7 PM Mostly Clear 66° 66° 0% – Calm 65% 54° 10% –
8 PM Mostly Clear 63° 63° 0% – Calm 72% 54° 14% –
9 PM Mostly Clear 60° 60° 0% – Calm 81% 54° 14% –
10 PM Mostly Clear 58° 58° 0% – Calm 86% 54° 14% –
11 PM Mostly Clear 56° 56° 0% – Calm 90% 53° 14% –
Saturday, October 3124 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 55° 55° 0% – Calm 90% 52° 14% –
1 AM Mostly Clear 54° 54° 0% – Calm 90% 51° 14% –
2 AM Mostly Clear 53° 53° 0% – Calm 89% 50° 22% –
3 AM Mostly Clear 52° 52° 0% – Calm 89% 49° 22% –
4 AM Mostly Clear 51° 51° 0% – Calm 93% 49° 22% –
5 AM Mostly Clear 50° 50° 0% – Calm 96% 49° 22% –
6 AM Sunny 49° 49° 0% – Calm 100% 49° 22% –
7 AM Sunny 49° 49° 0% – Calm 100% 49° 22% –
8 AM Mostly Sunny 50° 50° 0% – Calm 96% 49° 41% –
9 AM Mostly Sunny 53° 53° 0% – Calm 89% 50° 41% –
10 AM Mostly Sunny 58° 58° 0% – Calm 75% 50° 41% –
11 AM Mostly Sunny 62° 62° 0% – Calm 67% 51° 41% –
12 PM Mostly Sunny 65° 65° 0% – E 5 60% 51° 41% –
1 PM Mostly Sunny 68° 68° 0% – SE 5 54% 51° 41% –
2 PM Mostly Sunny 70° 70° 1% – SE 5 51% 51° 44% –
3 PM Mostly Sunny 71° 71° 1% – SE 5 49% 51° 44% –
4 PM Mostly Sunny 71° 71° 1% – SE 5 51% 52° 44% –
5 PM Mostly Sunny 70° 70° 1% – SE 5 53% 52° 44% –
6 PM Partly Cloudy 68° 68° 1% – SE 5 59% 53° 44% –
7 PM Partly Cloudy 66° 66° 1% – Calm 63% 53° 44% –
8 PM Mostly Cloudy 63° 63° 1% – Calm 72% 54° 57% –
9 PM Mostly Cloudy 61° 61° 1% – Calm 78% 54° 57% –
10 PM Mostly Cloudy 59° 59° 1% – Calm 83% 54° 57% –
11 PM Mostly Cloudy 57° 57° 1% – Calm 90% 54° 57% –

National Weather Service forecast updated 16 hrs ago. Precipitation amounts are the forecast liquid equivalent for each hour.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Search index and reflects what the press published. Terms of use. How to use Weather