Current weather conditions and 15 day weather forecast for Monongahela, 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.
| 15 May 2026 Friday 6.1 ° C / 43°F ![]() Clear |
Feels Like : 4.3 ° C / 39.7°F Humidity : % 70 Pressure : 1016 mb Wind Speed : 8.6 kmph / 5.4 miles from W ![]() 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 15 May 2026 Friday | Sunny |
4.3 ° C (39.7°F) |
22.3 ° C (72.1°F) |
12.1 ° C (53.8°F) |
% 59 | 0% | 7.6 | Sunrise:06:04 AM Sunset: 08:29 PM |
Moonrise:04:49 AM Moonset: 07:33 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Patchy rain nearby |
6.8 ° C (44.2°F) |
22.7 ° C (72.9°F) |
14.4 ° C (57.9°F) |
% 74 | 85% | 8.2 | Sunrise:06:03 AM Sunset: 08:30 PM |
Moonrise:05:25 AM Moonset: 08:54 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Patchy rain nearby |
14.5 ° C (58.2°F) |
26.9 ° C (80.3°F) |
19.5 ° C (67.1°F) |
% 85 | 87% | 8.3 | Sunrise:06:02 AM Sunset: 08:31 PM |
Moonrise:06:10 AM Moonset: 10:13 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Sunny |
14.4 ° C (57.9°F) |
30.6 ° C (87°F) |
22 ° C (71.6°F) |
% 70 | 0% | 9.1 | Sunrise:06:01 AM Sunset: 08:31 PM |
Moonrise:07:08 AM Moonset: 11:23 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Patchy rain nearby |
15.9 ° C (60.7°F) |
30 ° C (86°F) |
21 ° C (69.7°F) |
% 77 | 88% | 0.8 | Sunrise:06:00 AM Sunset: 08:32 PM |
Moonrise:08:16 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Patchy rain nearby |
13.4 ° C (56.2°F) |
20.9 ° C (69.7°F) |
16.7 ° C (62°F) |
% 75 | 82% | 4 | Sunrise:06:00 AM Sunset: 08:33 PM |
Moonrise:09:32 AM Moonset: 12:18 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Patchy rain nearby |
12.7 ° C (54.9°F) |
23.1 ° C (73.5°F) |
18.1 ° C (64.7°F) |
% 82 | 88% | 4 | Sunrise:05:59 AM Sunset: 08:34 PM |
Moonrise:10:49 AM Moonset: 01:03 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Moderate rain |
12.5 ° C (54.6°F) |
20.2 ° C (68.4°F) |
16.8 ° C (62.2°F) |
% 95 | 87% | 4 | Sunrise:05:58 AM Sunset: 08:35 PM |
Moonrise:12:03 PM Moonset: 01:37 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Patchy rain nearby |
7 ° C (44.6°F) |
18.1 ° C (64.7°F) |
12 ° C (53.6°F) |
% 79 | 81% | 3 | Sunrise:05:58 AM Sunset: 08:36 PM |
Moonrise:01:13 PM Moonset: 02:04 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Partly Cloudy |
4.1 ° C (39.4°F) |
20.4 ° C (68.7°F) |
12.3 ° C (54.2°F) |
% 75 | 0% | 4 | Sunrise:05:57 AM Sunset: 08:37 PM |
Moonrise:02:19 PM Moonset: 02:28 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Sunny |
8.5 ° C (47.3°F) |
25.5 ° C (78°F) |
17.1 ° C (62.7°F) |
% 61 | 0% | 5 | Sunrise:05:56 AM Sunset: 08:38 PM |
Moonrise:03:23 PM Moonset: 02:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Patchy rain nearby |
12 ° C (53.6°F) |
21 ° C (69.8°F) |
16.4 ° C (61.5°F) |
% 70 | 86% | 4 | Sunrise:05:56 AM Sunset: 08:38 PM |
Moonrise:04:26 PM Moonset: 03:11 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 May 2026 Wednesday | Partly Cloudy |
15.2 ° C (59.4°F) |
27.4 ° C (81.3°F) |
21.5 ° C (70.7°F) |
% 76 | 0% | 6 | Sunrise:05:55 AM Sunset: 08:39 PM |
Moonrise:05:29 PM Moonset: 03:32 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 May 2026 Thursday | Moderate rain |
20.6 ° C (69.1°F) |
27.9 ° C (82.2°F) |
22.5 ° C (72.5°F) |
% 93 | 88% | 5 | Sunrise:05:54 AM Sunset: 08:40 PM |
Moonrise:06:32 PM Moonset: 03:56 AM Moon Phase ( Waxing Gibbous ) |
|