Current weather conditions and 15 day weather forecast for Londonderry, 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.
| 12 May 2026 Tuesday 16.7 ° C / 62.1°F ![]() Sunny |
Feels Like : 16.7 ° C / 62.1°F Humidity : % 32 Pressure : 1020 mb Wind Speed : 9 kmph / 5.6 miles from WSW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 12 May 2026 Tuesday | Sunny |
3.7 ° C (38.7°F) |
21 ° C (69.8°F) |
12.2 ° C (54°F) |
% 42 | 0% | 7.4 | Sunrise:06:03 AM Sunset: 08:20 PM |
Moonrise:03:27 AM Moonset: 03:42 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Patchy rain nearby |
5.9 ° C (42.7°F) |
15.8 ° C (60.5°F) |
11.2 ° C (52.2°F) |
% 78 | 82% | 3.5 | Sunrise:06:02 AM Sunset: 08:21 PM |
Moonrise:03:50 AM Moonset: 04:53 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Patchy rain nearby |
4.5 ° C (40°F) |
7.9 ° C (46.1°F) |
6.5 ° C (43.6°F) |
% 84 | 88% | 4 | Sunrise:06:01 AM Sunset: 08:22 PM |
Moonrise:04:15 AM Moonset: 06:08 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Partly Cloudy |
6.4 ° C (43.5°F) |
15.9 ° C (60.6°F) |
10.2 ° C (50.3°F) |
% 69 | 0% | 0.6 | Sunrise:06:00 AM Sunset: 08:23 PM |
Moonrise:04:45 AM Moonset: 07:27 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Patchy rain nearby |
10.2 ° C (50.3°F) |
20.6 ° C (69.1°F) |
15.4 ° C (59.8°F) |
% 77 | 83% | 4 | Sunrise:05:59 AM Sunset: 08:24 PM |
Moonrise:05:21 AM Moonset: 08:48 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Patchy rain nearby |
13.4 ° C (56.1°F) |
28.5 ° C (83.4°F) |
19 ° C (66.2°F) |
% 73 | 81% | 4 | Sunrise:05:58 AM Sunset: 08:25 PM |
Moonrise:06:06 AM Moonset: 10:07 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Patchy rain nearby |
15.2 ° C (59.3°F) |
30.5 ° C (86.8°F) |
21.7 ° C (71.1°F) |
% 74 | 64% | 5 | Sunrise:05:57 AM Sunset: 08:26 PM |
Moonrise:07:04 AM Moonset: 11:16 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Sunny |
15.7 ° C (60.2°F) |
30.7 ° C (87.3°F) |
22.7 ° C (72.8°F) |
% 69 | 0% | 6 | Sunrise:05:56 AM Sunset: 08:27 PM |
Moonrise:08:12 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Partly Cloudy |
17.6 ° C (63.7°F) |
28.1 ° C (82.5°F) |
21.7 ° C (71°F) |
% 73 | 0% | 6 | Sunrise:05:56 AM Sunset: 08:28 PM |
Moonrise:09:28 AM Moonset: 12:12 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Patchy rain nearby |
17.8 ° C (64°F) |
26 ° C (78.8°F) |
19.9 ° C (67.7°F) |
% 89 | 83% | 4 | Sunrise:05:55 AM Sunset: 08:28 PM |
Moonrise:10:45 AM Moonset: 12:57 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Patchy rain nearby |
17.4 ° C (63.3°F) |
24.7 ° C (76.4°F) |
20.3 ° C (68.5°F) |
% 84 | 85% | 5 | Sunrise:05:54 AM Sunset: 08:29 PM |
Moonrise:11:58 AM Moonset: 01:31 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Patchy rain nearby |
15.9 ° C (60.7°F) |
25.2 ° C (77.3°F) |
20.6 ° C (69.1°F) |
% 88 | 82% | 5 | Sunrise:05:53 AM Sunset: 08:30 PM |
Moonrise:01:08 PM Moonset: 01:59 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Patchy rain nearby |
13.9 ° C (57.1°F) |
25.8 ° C (78.5°F) |
19.9 ° C (67.8°F) |
% 89 | 87% | 4 | Sunrise:05:53 AM Sunset: 08:31 PM |
Moonrise:02:14 PM Moonset: 02:23 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Sunny |
10.6 ° C (51.2°F) |
22.8 ° C (73°F) |
16.1 ° C (61°F) |
% 69 | 0% | 5 | Sunrise:05:52 AM Sunset: 08:32 PM |
Moonrise:03:18 PM Moonset: 02:44 AM Moon Phase ( Waxing Gibbous ) |
|