Current weather conditions and 15 day weather forecast for Mount Gretna Heights, 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 20.6 ° C / 69.1°F ![]() Sunny |
Feels Like : 20.6 ° C / 69.1°F Humidity : % 61 Pressure : 1014 mb Wind Speed : 16.2 kmph / 10.1 miles from WNW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
| 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 |
9.1 ° C (48.4°F) |
22.7 ° C (72.9°F) |
15.5 ° C (59.8°F) |
% 78 | 77% | 6.6 | Sunrise:05:55 AM Sunset: 08:10 PM |
Moonrise:02:32 AM Moonset: 01:18 PM Moon Phase ( Waning Crescent ) |
|
| 11 May 2026 Monday | Sunny |
4.9 ° C (40.8°F) |
16 ° C (60.9°F) |
10.5 ° C (51°F) |
% 63 | 0% | 6.8 | Sunrise:05:54 AM Sunset: 08:11 PM |
Moonrise:02:55 AM Moonset: 02:24 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Sunny |
1.3 ° C (34.4°F) |
15.9 ° C (60.6°F) |
8.9 ° C (48°F) |
% 66 | 0% | 0.8 | Sunrise:05:53 AM Sunset: 08:12 PM |
Moonrise:03:18 AM Moonset: 03:33 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Patchy rain nearby |
5.8 ° C (42.5°F) |
15.7 ° C (60.3°F) |
11 ° C (51.8°F) |
% 79 | 89% | 3 | Sunrise:05:52 AM Sunset: 08:13 PM |
Moonrise:03:41 AM Moonset: 04:44 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Patchy rain nearby |
5.9 ° C (42.7°F) |
12.5 ° C (54.6°F) |
9.6 ° C (49.3°F) |
% 78 | 79% | 2 | Sunrise:05:51 AM Sunset: 08:14 PM |
Moonrise:04:06 AM Moonset: 05:59 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Sunny |
3 ° C (37.3°F) |
18.6 ° C (65.5°F) |
9.8 ° C (49.7°F) |
% 70 | 0% | 3 | Sunrise:05:50 AM Sunset: 08:15 PM |
Moonrise:04:34 AM Moonset: 07:19 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Patchy rain nearby |
9 ° C (48.2°F) |
26.8 ° C (80.2°F) |
18.2 ° C (64.8°F) |
% 70 | 89% | 4 | Sunrise:05:49 AM Sunset: 08:16 PM |
Moonrise:05:10 AM Moonset: 08:40 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Patchy rain nearby |
16.1 ° C (61°F) |
29 ° C (84.1°F) |
22.4 ° C (72.3°F) |
% 75 | 74% | 5 | Sunrise:05:48 AM Sunset: 08:17 PM |
Moonrise:05:55 AM Moonset: 09:59 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Patchy rain nearby |
14.8 ° C (58.6°F) |
24.7 ° C (76.5°F) |
19.5 ° C (67°F) |
% 80 | 82% | 4 | Sunrise:05:47 AM Sunset: 08:18 PM |
Moonrise:06:52 AM Moonset: 11:08 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Sunny |
9.1 ° C (48.4°F) |
20.4 ° C (68.8°F) |
14.8 ° C (58.6°F) |
% 70 | 0% | 4 | Sunrise:05:46 AM Sunset: 08:19 PM |
Moonrise:08:01 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Sunny |
10.7 ° C (51.2°F) |
25.4 ° C (77.7°F) |
18.2 ° C (64.8°F) |
% 72 | 0% | 5 | Sunrise:05:45 AM Sunset: 08:20 PM |
Moonrise:09:17 AM Moonset: 12:05 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Patchy rain nearby |
13.5 ° C (56.3°F) |
29.4 ° C (84.9°F) |
20.8 ° C (69.4°F) |
% 79 | 61% | 5 | Sunrise:05:45 AM Sunset: 08:20 PM |
Moonrise:10:34 AM Moonset: 12:48 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Patchy rain nearby |
17.9 ° C (64.3°F) |
27.1 ° C (80.8°F) |
21.2 ° C (70.1°F) |
% 82 | 0% | 5 | Sunrise:05:44 AM Sunset: 08:21 PM |
Moonrise:11:48 AM Moonset: 01:23 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Partly Cloudy |
13.1 ° C (55.5°F) |
24.1 ° C (75.4°F) |
18 ° C (64.3°F) |
% 62 | 0% | 5 | Sunrise:05:43 AM Sunset: 08:22 PM |
Moonrise:12:58 PM Moonset: 01:50 AM Moon Phase ( First Quarter ) |
|