Current weather conditions and 15 day weather forecast for Heidelberg, 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.
| 23 December 2025 Tuesday 1.1 ° C / 34°F ![]() Patchy light snow |
Feels Like : -2.1 ° C / 28.2°F Humidity : % 88 Pressure : 1023 mb Wind Speed : 10.4 kmph / 6.5 miles from SSE ![]() Visibility : 3.2 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 23 December 2025 Tuesday | Moderate or heavy snow showers |
-0.4 ° C (31.2°F) |
3.2 ° C (37.8°F) |
0.9 ° C (33.7°F) |
% 84 | 80% | 0 | Sunrise:07:26 AM Sunset: 04:43 PM |
Moonrise:10:08 AM Moonset: 08:12 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Overcast |
-0.7 ° C (30.7°F) |
5.8 ° C (42.4°F) |
2.3 ° C (36.1°F) |
% 85 | 0% | 0.3 | Sunrise:07:26 AM Sunset: 04:44 PM |
Moonrise:10:34 AM Moonset: 09:19 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Overcast |
-2.5 ° C (27.5°F) |
2.7 ° C (36.9°F) |
0.4 ° C (32.7°F) |
% 86 | 0% | 0.1 | Sunrise:07:27 AM Sunset: 04:44 PM |
Moonrise:10:58 AM Moonset: 10:25 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Ice pellets |
-4.6 ° C (23.6°F) |
-1 ° C (30.2°F) |
-1.9 ° C (28.6°F) |
% 92 | 66% | 0.1 | Sunrise:07:27 AM Sunset: 04:45 PM |
Moonrise:11:20 AM Moonset: 11:33 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Heavy freezing drizzle |
-7.7 ° C (18.2°F) |
-3.1 ° C (26.4°F) |
-4.8 ° C (23.4°F) |
% 95 | 66% | 0 | Sunrise:07:27 AM Sunset: 04:46 PM |
Moonrise:11:42 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Heavy freezing drizzle |
-5 ° C (22.9°F) |
1.4 ° C (34.6°F) |
-0.8 ° C (30.6°F) |
% 95 | 53% | 1 | Sunrise:07:28 AM Sunset: 04:46 PM |
Moonrise:12:06 PM Moonset: 12:43 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Light freezing rain |
-7.8 ° C (18°F) |
-4.2 ° C (24.4°F) |
-5.8 ° C (21.6°F) |
% 83 | 63% | 1 | Sunrise:07:28 AM Sunset: 04:47 PM |
Moonrise:12:33 PM Moonset: 01:56 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Light snow |
-8.5 ° C (16.7°F) |
-2.9 ° C (26.8°F) |
-5.4 ° C (22.2°F) |
% 85 | 0% | 1 | Sunrise:07:28 AM Sunset: 04:48 PM |
Moonrise:01:07 PM Moonset: 03:13 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Partly Cloudy |
-7.5 ° C (18.4°F) |
-1.4 ° C (29.5°F) |
-3.9 ° C (25°F) |
% 90 | 0% | 2 | Sunrise:07:28 AM Sunset: 04:49 PM |
Moonrise:01:49 PM Moonset: 04:32 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Partly Cloudy |
-11 ° C (12.2°F) |
-0.7 ° C (30.8°F) |
-3.5 ° C (25.6°F) |
% 88 | 0% | 2 | Sunrise:07:29 AM Sunset: 04:50 PM |
Moonrise:02:43 PM Moonset: 05:50 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Sunny |
-13.6 ° C (7.5°F) |
-1.5 ° C (29.2°F) |
-8 ° C (17.6°F) |
% 87 | 0% | 2 | Sunrise:07:29 AM Sunset: 04:50 PM |
Moonrise:03:50 PM Moonset: 07:01 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday | Sunny |
-8.6 ° C (16.5°F) |
0.5 ° C (33°F) |
-4.9 ° C (23.1°F) |
% 90 | 0% | 2 | Sunrise:07:29 AM Sunset: 04:51 PM |
Moonrise:05:06 PM Moonset: 08:00 AM Moon Phase ( Full Moon ) |
|
| 04 January 2026 Sunday | Fog |
-5.1 ° C (22.8°F) |
0.9 ° C (33.6°F) |
-1.2 ° C (29.8°F) |
% 95 | 0% | 1 | Sunrise:07:29 AM Sunset: 04:52 PM |
Moonrise:06:24 PM Moonset: 08:46 AM Moon Phase ( Waning Gibbous ) |
|
| 05 January 2026 Monday | Fog |
0.5 ° C (32.8°F) |
2.7 ° C (36.8°F) |
1.4 ° C (34.4°F) |
% 100 | 0% | 1 | Sunrise:07:29 AM Sunset: 04:53 PM |
Moonrise:07:41 PM Moonset: 09:21 AM Moon Phase ( Waning Gibbous ) |
|