Current weather conditions and 15 day weather forecast for Norristown, Pennsylvania, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 10 May 2026 Sunday 25.6 ° C / 78.1°F ![]() Partly cloudy |
Feels Like : 25.7 ° C / 78.3°F Humidity : % 42 Pressure : 1012 mb Wind Speed : 24.8 kmph / 15.4 miles from WNW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 10 May 2026 Sunday | Patchy rain nearby |
8.4 ° C (47.1°F) |
28.9 ° C (84°F) |
17.4 ° C (63.4°F) |
% 72 | 79% | 7 | Sunrise:05:51 AM Sunset: 08:05 PM |
Moonrise:02:27 AM Moonset: 01:13 PM Moon Phase ( Waning Crescent ) |
|
| 11 May 2026 Monday | Patchy rain nearby |
9 ° C (48.2°F) |
16.4 ° C (61.6°F) |
12.8 ° C (55°F) |
% 51 | 88% | 4.1 | Sunrise:05:50 AM Sunset: 08:06 PM |
Moonrise:02:51 AM Moonset: 02:19 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Sunny |
5.3 ° C (41.5°F) |
18.1 ° C (64.7°F) |
12.1 ° C (53.8°F) |
% 53 | 0% | 6.8 | Sunrise:05:49 AM Sunset: 08:07 PM |
Moonrise:03:14 AM Moonset: 03:28 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Patchy rain nearby |
9.1 ° C (48.4°F) |
20.2 ° C (68.4°F) |
13.9 ° C (57°F) |
% 69 | 87% | 6.4 | Sunrise:05:48 AM Sunset: 08:08 PM |
Moonrise:03:37 AM Moonset: 04:39 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Patchy rain nearby |
8.8 ° C (47.8°F) |
15.7 ° C (60.3°F) |
12.7 ° C (54.9°F) |
% 73 | 88% | 5.4 | Sunrise:05:47 AM Sunset: 08:09 PM |
Moonrise:04:02 AM Moonset: 05:54 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Overcast |
8 ° C (46.5°F) |
19.3 ° C (66.8°F) |
11 ° C (51.8°F) |
% 67 | 0% | 0.5 | Sunrise:05:46 AM Sunset: 08:10 PM |
Moonrise:04:31 AM Moonset: 07:13 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Partly Cloudy |
12.2 ° C (54°F) |
26 ° C (78.7°F) |
18.9 ° C (66.1°F) |
% 56 | 0% | 5 | Sunrise:05:45 AM Sunset: 08:11 PM |
Moonrise:05:06 AM Moonset: 08:34 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Sunny |
15.9 ° C (60.6°F) |
30.2 ° C (86.3°F) |
23.5 ° C (74.2°F) |
% 57 | 0% | 6 | Sunrise:05:44 AM Sunset: 08:12 PM |
Moonrise:05:52 AM Moonset: 09:53 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Patchy rain nearby |
18.5 ° C (65.4°F) |
27.7 ° C (81.8°F) |
22.5 ° C (72.5°F) |
% 77 | 88% | 5 | Sunrise:05:43 AM Sunset: 08:13 PM |
Moonrise:06:49 AM Moonset: 11:03 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Patchy rain nearby |
14.1 ° C (57.4°F) |
31.7 ° C (89°F) |
23.3 ° C (74°F) |
% 72 | 82% | 5 | Sunrise:05:42 AM Sunset: 08:14 PM |
Moonrise:07:57 AM Moonset: 11:59 PM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Patchy rain nearby |
19.6 ° C (67.3°F) |
27.2 ° C (80.9°F) |
23 ° C (73.3°F) |
% 66 | 81% | 5 | Sunrise:05:42 AM Sunset: 08:15 PM |
Moonrise:09:13 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Moderate rain |
14.2 ° C (57.6°F) |
21.8 ° C (71.2°F) |
17.6 ° C (63.8°F) |
% 85 | 87% | 4 | Sunrise:05:41 AM Sunset: 08:16 PM |
Moonrise:10:30 AM Moonset: 12:43 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Partly Cloudy |
17.7 ° C (63.9°F) |
24.5 ° C (76°F) |
20.3 ° C (68.6°F) |
% 73 | 0% | 6 | Sunrise:05:40 AM Sunset: 08:16 PM |
Moonrise:11:44 AM Moonset: 01:18 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Partly Cloudy |
15.2 ° C (59.3°F) |
25.1 ° C (77.2°F) |
19.7 ° C (67.4°F) |
% 67 | 0% | 5 | Sunrise:05:39 AM Sunset: 08:17 PM |
Moonrise:12:54 PM Moonset: 01:46 AM Moon Phase ( First Quarter ) |
|