Hot-summer humid continental climate
Climate Monongahela - Pennsylvania
Annual high63ºF
Annual low42ºF
Precipitation37.6 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 38 | 22 | 2.59 | 6 |
| Feb | 42 | 23 | 2.27 | 5 |
| Mar | 51 | 30 | 3.16 | 4 |
| Apr | 64 | 39 | 3.19 | 0 |
| May | 73 | 49 | 4.11 | 0 |
| Jun | 81 | 59 | 3.83 | 0 |
| Jul | 84 | 63 | 3.75 | 0 |
| Aug | 83 | 62 | 3.35 | 0 |
| Sep | 77 | 55 | 2.93 | 0 |
| Oct | 66 | 43 | 2.56 | 0 |
| Nov | 54 | 34 | 3.16 | 1 |
| Dec | 42 | 26 | 2.70 | 3 |
- JanHigh 38ºFLow 22ºFPrecip 2.59 inch
- FebHigh 42ºFLow 23ºFPrecip 2.27 inch
- MarHigh 51ºFLow 30ºFPrecip 3.16 inch
- AprHigh 64ºFLow 39ºFPrecip 3.19 inch
- MayHigh 73ºFLow 49ºFPrecip 4.11 inch
- JunHigh 81ºFLow 59ºFPrecip 3.83 inch
- JulHigh 84ºFLow 63ºFPrecip 3.75 inch
- AugHigh 83ºFLow 62ºFPrecip 3.35 inch
- SepHigh 77ºFLow 55ºFPrecip 2.93 inch
- OctHigh 66ºFLow 43ºFPrecip 2.56 inch
- NovHigh 54ºFLow 34ºFPrecip 3.16 inch
- DecHigh 42ºFLow 26ºFPrecip 2.70 inch
Climate summary
What is the average weather in Monongahela, Pennsylvania?
Monongahela experiences a humid continental climate, characterized by warm summers and cold winters. Precipitation is fairly wet, spread relatively evenly through the year, with winter moisture often arriving as regular snowfall. There is a strong seasonal contrast between the warmer and colder months.
Monongahela weather averages
Annual high63ºF
Annual low42ºF
Precipitation37.6 inch
Snowfall19 inch
Daily normals Monongahela - Pennsylvania - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 38.3 | 22.5 | 0.08 | 0.08 | 0.20 | 0.20 |
| Jan 2 | 38.2 | 22.4 | 0.16 | 0.16 | 0.31 | 0.31 |
| Jan 3 | 38.1 | 22.2 | 0.28 | 0.28 | 0.51 | 0.51 |
| Jan 4 | 38.0 | 22.1 | 0.35 | 0.35 | 0.59 | 0.59 |
| Jan 5 | 37.9 | 22.0 | 0.43 | 0.43 | 0.79 | 0.79 |
| Jan 6 | 37.8 | 22.0 | 0.51 | 0.51 | 0.98 | 0.98 |
| Jan 7 | 37.8 | 21.9 | 0.59 | 0.59 | 1.10 | 1.10 |
| Jan 8 | 37.7 | 21.8 | 0.71 | 0.71 | 1.30 | 1.30 |
| Jan 9 | 37.7 | 21.7 | 0.79 | 0.79 | 1.50 | 1.50 |
| Jan 10 | 37.6 | 21.6 | 0.87 | 0.87 | 1.69 | 1.69 |
| Jan 11 | 37.6 | 21.6 | 0.94 | 0.94 | 1.89 | 1.89 |
| Jan 12 | 37.6 | 21.5 | 1.02 | 1.02 | 2.09 | 2.09 |
| Jan 13 | 37.6 | 21.5 | 1.10 | 1.10 | 2.20 | 2.20 |
| Jan 14 | 37.6 | 21.4 | 1.22 | 1.22 | 2.40 | 2.40 |
| Jan 15 | 37.6 | 21.4 | 1.30 | 1.30 | 2.60 | 2.60 |
| Jan 16 | 37.6 | 21.3 | 1.38 | 1.38 | 2.80 | 2.80 |
| Jan 17 | 37.6 | 21.3 | 1.46 | 1.46 | 2.99 | 2.99 |
| Jan 18 | 37.6 | 21.2 | 1.54 | 1.54 | 3.19 | 3.19 |
| Jan 19 | 37.7 | 21.2 | 1.65 | 1.65 | 3.39 | 3.39 |
| Jan 20 | 37.7 | 21.2 | 1.73 | 1.73 | 3.58 | 3.58 |
| Jan 21 | 37.8 | 21.2 | 1.77 | 1.77 | 3.82 | 3.82 |
| Jan 22 | 37.8 | 21.1 | 1.85 | 1.85 | 3.90 | 3.90 |
| Jan 23 | 37.9 | 21.1 | 1.97 | 1.97 | 4.09 | 4.09 |
| Jan 24 | 38.0 | 21.1 | 2.05 | 2.05 | 4.29 | 4.29 |
| Jan 25 | 38.0 | 21.1 | 2.13 | 2.13 | 4.41 | 4.41 |
| Jan 26 | 38.1 | 21.1 | 2.20 | 2.20 | 4.61 | 4.61 |
| Jan 27 | 38.2 | 21.1 | 2.28 | 2.28 | 4.80 | 4.80 |
| Jan 28 | 38.3 | 21.2 | 2.36 | 2.36 | 4.88 | 4.88 |
| Jan 29 | 38.4 | 21.2 | 2.44 | 2.44 | 5.12 | 5.12 |
| Jan 30 | 38.6 | 21.2 | 2.52 | 2.52 | 5.31 | 5.31 |
| Jan 31 | 38.7 | 21.2 | 2.60 | 2.60 | 5.51 | 5.51 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Monongahela - January 2026
| Day | HighºF | LowºF | Precip.inch | Snowinch | Snow depthinch |
|---|---|---|---|---|---|
| Jan 1 | 30.0 | 17.1 | 0.13 | 1.50 | 2.0 |
| Jan 2 | 23.0 | 17.1 | 0.00 | 0.00 | 2.0 |
| Jan 3 | – | – | – | – | – |
| Jan 4 | – | – | – | – | – |
| Jan 5 | 30.9 | 10.0 | – | 0.00 | 0.0 |
| Jan 6 | 50.0 | 18.0 | 0.00 | 0.00 | 0.0 |
| Jan 7 | 51.1 | 30.9 | 0.00 | 0.00 | 0.0 |
| Jan 8 | 54.0 | 30.9 | 0.00 | 0.00 | 0.0 |
| Jan 9 | 60.1 | 30.9 | 0.00 | 0.00 | 0.0 |
| Jan 10 | – | – | – | – | – |
| Jan 11 | – | – | – | – | – |
| Jan 12 | 37.0 | 28.0 | – | 0.00 | 0.0 |
| Jan 13 | 35.1 | 21.9 | 0.00 | 0.00 | 0.0 |
| Jan 14 | 53.1 | 30.9 | 0.00 | 0.00 | 0.0 |
| Jan 15 | 41.0 | 16.0 | 0.12 | 0.51 | 1.0 |
| Jan 16 | 24.1 | 15.1 | 0.00 | 0.00 | 0.0 |
| Jan 17 | – | – | – | – | – |
| Jan 18 | – | – | – | – | – |
| Jan 19 | – | – | – | – | – |
| Jan 20 | 39.9 | 7.0 | – | 0.00 | 0.0 |
| Jan 21 | 39.0 | 7.0 | 0.00 | 0.00 | 0.0 |
| Jan 22 | 37.0 | 12.9 | 0.20 | 0.00 | 0.0 |
| Jan 23 | 37.0 | 12.9 | 0.00 | 0.00 | 0.0 |
| Jan 24 | – | – | – | – | – |
| Jan 25 | – | – | – | – | – |
| Jan 26 | 28.9 | 1.9 | – | 9.49 | 10.0 |
| Jan 27 | 19.9 | 1.0 | 0.00 | 0.00 | – |
| Jan 28 | 14.0 | -2.9 | 0.00 | 0.00 | – |
| Jan 29 | 17.1 | 1.0 | 0.00 | 0.00 | – |
| Jan 30 | 18.0 | -0.9 | 0.00 | 0.00 | – |
| Jan 31 | – | – | – | – | – |
The data for January 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature60.1ºF · Jan 9
- Lowest max temperature14.0ºF · Jan 28
- Highest min temperature30.9ºF · Jan 7
- Lowest min temperature-2.9ºF · Jan 28
Geo Monongahela - Pennsylvania
Location
- Country
- United States
- State
- Pennsylvania
- County
- –
- City
- Monongahela
- Zip Code
- 15063
- Elevation
- 1014 ft
- Longitude
- -79.92
- Latitude
- 40.19
- ICAO
- –
- IATA
- –