Hot-summer humid continental climate
Climate Williamstown - West Virginia
Annual high64ºF
Annual low44ºF
Precipitation41.19 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 40 | 23 | 2.95 | 8 |
| Feb | 44 | 26 | 2.70 | 6 |
| Mar | 54 | 33 | 3.73 | 4 |
| Apr | 66 | 42 | 3.27 | 1 |
| May | 74 | 51 | 4.30 | 0 |
| Jun | 82 | 60 | 4.02 | 0 |
| Jul | 85 | 64 | 4.21 | 0 |
| Aug | 84 | 63 | 3.61 | 0 |
| Sep | 77 | 55 | 3.08 | 0 |
| Oct | 67 | 44 | 2.86 | 0 |
| Nov | 55 | 36 | 3.36 | 1 |
| Dec | 43 | 27 | 3.10 | 3 |
- JanHigh 40ºFLow 23ºFPrecip 2.95 inch
- FebHigh 44ºFLow 26ºFPrecip 2.70 inch
- MarHigh 54ºFLow 33ºFPrecip 3.73 inch
- AprHigh 66ºFLow 42ºFPrecip 3.27 inch
- MayHigh 74ºFLow 51ºFPrecip 4.30 inch
- JunHigh 82ºFLow 60ºFPrecip 4.02 inch
- JulHigh 85ºFLow 64ºFPrecip 4.21 inch
- AugHigh 84ºFLow 63ºFPrecip 3.61 inch
- SepHigh 77ºFLow 55ºFPrecip 3.08 inch
- OctHigh 67ºFLow 44ºFPrecip 2.86 inch
- NovHigh 55ºFLow 36ºFPrecip 3.36 inch
- DecHigh 43ºFLow 27ºFPrecip 3.10 inch
Climate summary
What is the average weather in Williamstown, West Virginia?
Williamstown experiences a humid continental climate, marked by warm summers and cold winters. Precipitation is fairly wet and spread relatively evenly throughout the year, with winter moisture often arriving as regular snowfall. There is a strong seasonal contrast in temperatures.
Williamstown weather averages
Annual high64ºF
Annual low44ºF
Precipitation41.19 inch
Snowfall23 inch
Daily normals Williamstown - West Virginia - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 40.0 | 24.0 | 0.12 | 0.12 | 0.20 | 0.20 |
| Jan 2 | 40.0 | 23.9 | 0.20 | 0.20 | 0.39 | 0.39 |
| Jan 3 | 39.9 | 23.8 | 0.28 | 0.28 | 0.71 | 0.71 |
| Jan 4 | 39.8 | 23.7 | 0.39 | 0.39 | 0.98 | 0.98 |
| Jan 5 | 39.7 | 23.6 | 0.47 | 0.47 | 1.30 | 1.30 |
| Jan 6 | 39.7 | 23.5 | 0.55 | 0.55 | 1.50 | 1.50 |
| Jan 7 | 39.6 | 23.5 | 0.67 | 0.67 | 1.81 | 1.81 |
| Jan 8 | 39.6 | 23.4 | 0.75 | 0.75 | 2.09 | 2.09 |
| Jan 9 | 39.5 | 23.4 | 0.87 | 0.87 | 2.40 | 2.40 |
| Jan 10 | 39.5 | 23.3 | 0.94 | 0.94 | 2.72 | 2.72 |
| Jan 11 | 39.5 | 23.3 | 1.02 | 1.02 | 2.91 | 2.91 |
| Jan 12 | 39.5 | 23.2 | 1.14 | 1.14 | 3.19 | 3.19 |
| Jan 13 | 39.5 | 23.2 | 1.22 | 1.22 | 3.50 | 3.50 |
| Jan 14 | 39.5 | 23.2 | 1.30 | 1.30 | 3.82 | 3.82 |
| Jan 15 | 39.5 | 23.2 | 1.42 | 1.42 | 4.02 | 4.02 |
| Jan 16 | 39.5 | 23.2 | 1.50 | 1.50 | 4.29 | 4.29 |
| Jan 17 | 39.5 | 23.2 | 1.61 | 1.61 | 4.61 | 4.61 |
| Jan 18 | 39.5 | 23.2 | 1.69 | 1.69 | 4.88 | 4.88 |
| Jan 19 | 39.6 | 23.2 | 1.77 | 1.77 | 5.20 | 5.20 |
| Jan 20 | 39.6 | 23.2 | 1.89 | 1.89 | 5.39 | 5.39 |
| Jan 21 | 39.7 | 23.2 | 2.01 | 2.01 | 5.71 | 5.71 |
| Jan 22 | 39.7 | 23.2 | 2.09 | 2.09 | 5.91 | 5.91 |
| Jan 23 | 39.8 | 23.3 | 2.17 | 2.17 | 6.10 | 6.10 |
| Jan 24 | 39.9 | 23.3 | 2.28 | 2.28 | 6.30 | 6.30 |
| Jan 25 | 40.0 | 23.3 | 2.36 | 2.36 | 6.50 | 6.50 |
| Jan 26 | 40.1 | 23.4 | 2.44 | 2.44 | 6.69 | 6.69 |
| Jan 27 | 40.2 | 23.4 | 2.56 | 2.56 | 6.89 | 6.89 |
| Jan 28 | 40.3 | 23.5 | 2.68 | 2.68 | 7.20 | 7.20 |
| Jan 29 | 40.4 | 23.6 | 2.76 | 2.76 | 7.40 | 7.40 |
| Jan 30 | 40.6 | 23.6 | 2.83 | 2.83 | 7.60 | 7.60 |
| Jan 31 | 40.7 | 23.7 | 2.95 | 2.95 | 7.91 | 7.91 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Williamstown - May 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| May 1 | 59.0 | 34.0 | 0.02 |
| May 2 | 54.0 | 33.1 | 0.00 |
| May 3 | 61.0 | 30.0 | 0.00 |
| May 4 | 72.0 | 46.9 | 0.01 |
| May 5 | 75.9 | 59.0 | 0.01 |
| May 6 | 61.0 | 50.0 | 0.61 |
| May 7 | 63.0 | 39.9 | 0.00 |
| May 8 | 71.1 | 36.0 | 0.00 |
| May 9 | 70.0 | 52.0 | 0.14 |
| May 10 | 70.0 | 52.0 | 0.06 |
| May 11 | 69.1 | 46.0 | 0.00 |
| May 12 | 73.0 | 42.1 | 0.00 |
| May 13 | 72.0 | 48.9 | 0.05 |
| May 14 | 60.1 | 41.0 | 0.00 |
| May 15 | 70.0 | 35.1 | 0.00 |
| May 16 | 73.0 | 46.9 | 0.25 |
| May 17 | 86.0 | 62.1 | 0.04 |
| May 18 | 89.1 | 57.9 | 0.00 |
| May 19 | 89.1 | 68.0 | T |
| May 20 | 78.1 | 55.9 | 0.86 |
| May 21 | 66.0 | 50.0 | 0.28 |
| May 22 | 63.0 | 55.9 | 1.34 |
| May 23 | 78.1 | 60.1 | 0.41 |
| May 24 | 73.0 | 62.1 | 0.57 |
| May 25 | 79.0 | 64.9 | 0.00 |
| May 26 | – | – | – |
| May 27 | 79.0 | 66.0 | 0.79 |
| May 28 | 79.0 | 54.0 | 0.00 |
| May 29 | – | – | – |
| May 30 | – | – | – |
| May 31 | – | – | – |
The data for May 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 temperature89.1ºF · May 18
- Lowest max temperature54.0ºF · May 2
- Highest min temperature68.0ºF · May 19
- Lowest min temperature30.0ºF · May 3
Geo Williamstown - West Virginia
Location
- Country
- United States
- State
- West Virginia
- County
- –
- City
- Williamstown
- Zip Code
- 26187
- Elevation
- 627 ft
- Longitude
- -81.45
- Latitude
- 39.40
- ICAO
- –
- IATA
- –