Current weather conditions and 15 day weather forecast for Hummelstown, 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.
| 20 September 2026 Sunday 21.9 ° C / 71.3°F ![]() Light rain shower |
Feels Like : 21.7 ° C / 71.1°F Humidity : % 83 Pressure : 1014 mb Wind Speed : 17.3 kmph / 10.7 miles from SW ![]() Visibility : 10 km Precipitation (rainfall) : 0.18 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 September 2026 Sunday | Overcast |
16.3 ° C (61.3°F) |
21.9 ° C (71.3°F) |
19.4 ° C (66.9°F) |
% 91 | 84% | 2.4 | Sunrise:06:52 AM Sunset: 07:07 PM |
Moonrise:04:25 PM Moonset: 12:46 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Overcast |
12.4 ° C (54.4°F) |
18.6 ° C (65.4°F) |
14.3 ° C (57.7°F) |
% 93 | 93% | 1.4 | Sunrise:06:53 AM Sunset: 07:06 PM |
Moonrise:04:56 PM Moonset: 01:47 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Light rain shower |
9.3 ° C (48.8°F) |
13 ° C (55.5°F) |
10.9 ° C (51.7°F) |
% 96 | 94% | 0.4 | Sunrise:06:54 AM Sunset: 07:04 PM |
Moonrise:05:22 PM Moonset: 02:50 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Overcast |
8 ° C (46.5°F) |
15.9 ° C (60.6°F) |
11.9 ° C (53.3°F) |
% 74 | 25% | 3.4 | Sunrise:06:55 AM Sunset: 07:02 PM |
Moonrise:05:45 PM Moonset: 03:52 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Overcast |
9 ° C (48.1°F) |
16.2 ° C (61.1°F) |
11.8 ° C (53.2°F) |
% 73 | 26% | 5 | Sunrise:06:56 AM Sunset: 07:01 PM |
Moonrise:06:06 PM Moonset: 04:53 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Overcast |
10.3 ° C (50.5°F) |
17.4 ° C (63.3°F) |
13.8 ° C (56.9°F) |
% 66 | 11% | 5 | Sunrise:06:57 AM Sunset: 06:59 PM |
Moonrise:06:26 PM Moonset: 05:54 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Sunny |
9.5 ° C (49.1°F) |
20.3 ° C (68.6°F) |
14.6 ° C (58.2°F) |
% 66 | 6% | 6 | Sunrise:06:58 AM Sunset: 06:57 PM |
Moonrise:06:46 PM Moonset: 06:56 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Overcast |
10.9 ° C (51.6°F) |
17.6 ° C (63.7°F) |
14.2 ° C (57.5°F) |
% 77 | 17% | 4 | Sunrise:06:59 AM Sunset: 06:56 PM |
Moonrise:07:09 PM Moonset: 07:59 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Patchy rain nearby |
12.8 ° C (55.1°F) |
17.8 ° C (64°F) |
14.7 ° C (58.4°F) |
% 82 | 44% | 4 | Sunrise:07:00 AM Sunset: 06:54 PM |
Moonrise:07:34 PM Moonset: 09:05 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Patchy rain nearby |
12.8 ° C (55°F) |
21.9 ° C (71.4°F) |
15.7 ° C (60.2°F) |
% 84 | 35% | 5 | Sunrise:07:01 AM Sunset: 06:52 PM |
Moonrise:08:04 PM Moonset: 10:13 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Sunny |
9 ° C (48.2°F) |
18.8 ° C (65.9°F) |
13.8 ° C (56.8°F) |
% 60 | 5% | 5 | Sunrise:07:02 AM Sunset: 06:51 PM |
Moonrise:08:42 PM Moonset: 11:23 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Sunny |
12.4 ° C (54.4°F) |
25 ° C (77°F) |
17.9 ° C (64.2°F) |
% 70 | 36% | 6 | Sunrise:07:03 AM Sunset: 06:49 PM |
Moonrise:09:28 PM Moonset: 12:32 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Sunny |
12.5 ° C (54.5°F) |
19.9 ° C (67.8°F) |
16.1 ° C (61°F) |
% 63 | 5% | 5 | Sunrise:07:04 AM Sunset: 06:48 PM |
Moonrise:10:26 PM Moonset: 01:37 PM Moon Phase ( Last Quarter ) |
|
| 03 October 2026 Saturday | Sunny |
9.9 ° C (49.7°F) |
19.4 ° C (66.9°F) |
14.2 ° C (57.5°F) |
% 65 | 5% | 5 | Sunrise:07:05 AM Sunset: 06:46 PM |
Moonrise:11:34 PM Moonset: 02:34 PM Moon Phase ( Last Quarter ) |
|