Hot-summer humid continental climate
Climate West Lafayette - Indiana
Annual high61ºF
Annual low41ºF
Precipitation38.19 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 33 | 17 | 1.92 | 5 |
| Feb | 37 | 20 | 1.86 | 5 |
| Mar | 49 | 29 | 2.61 | 2 |
| Apr | 62 | 40 | 3.58 | 1 |
| May | 73 | 51 | 4.76 | 0 |
| Jun | 82 | 60 | 4.09 | 0 |
| Jul | 84 | 63 | 4.20 | 0 |
| Aug | 83 | 61 | 3.61 | 0 |
| Sep | 77 | 52 | 2.82 | 0 |
| Oct | 65 | 42 | 3.05 | 0 |
| Nov | 51 | 32 | 3.24 | 0 |
| Dec | 37 | 21 | 2.45 | 5 |
- JanHigh 33ºFLow 17ºFPrecip 1.92 inch
- FebHigh 37ºFLow 20ºFPrecip 1.86 inch
- MarHigh 49ºFLow 29ºFPrecip 2.61 inch
- AprHigh 62ºFLow 40ºFPrecip 3.58 inch
- MayHigh 73ºFLow 51ºFPrecip 4.76 inch
- JunHigh 82ºFLow 60ºFPrecip 4.09 inch
- JulHigh 84ºFLow 63ºFPrecip 4.20 inch
- AugHigh 83ºFLow 61ºFPrecip 3.61 inch
- SepHigh 77ºFLow 52ºFPrecip 2.82 inch
- OctHigh 65ºFLow 42ºFPrecip 3.05 inch
- NovHigh 51ºFLow 32ºFPrecip 3.24 inch
- DecHigh 37ºFLow 21ºFPrecip 2.45 inch
Climate summary
What is the average weather in West Lafayette, Indiana?
West Lafayette experiences a humid continental climate, marked by a very large seasonal temperature contrast. Summers are warm and fairly wet, with precipitation spread relatively evenly throughout the year. Winters are cold and bring regular snowfall, making for a distinct change from the warmer months.
West Lafayette weather averages
Annual high61ºF
Annual low41ºF
Precipitation38.19 inch
Snowfall18 inch
Daily normals West Lafayette - Indiana - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 33.3 | 18.3 | 0.08 | 0.08 | 0.20 | 0.20 |
| Jan 2 | 33.2 | 18.1 | 0.17 | 0.17 | 0.40 | 0.40 |
| Jan 3 | 33.0 | 17.9 | 0.25 | 0.25 | 0.50 | 0.50 |
| Jan 4 | 32.9 | 17.7 | 0.33 | 0.33 | 0.70 | 0.70 |
| Jan 5 | 32.7 | 17.5 | 0.42 | 0.42 | 0.90 | 0.90 |
| Jan 6 | 32.6 | 17.3 | 0.50 | 0.50 | 1.10 | 1.10 |
| Jan 7 | 32.5 | 17.1 | 0.58 | 0.58 | 1.30 | 1.30 |
| Jan 8 | 32.4 | 16.9 | 0.66 | 0.66 | 1.50 | 1.50 |
| Jan 9 | 32.3 | 16.8 | 0.75 | 0.75 | 1.70 | 1.70 |
| Jan 10 | 32.2 | 16.6 | 0.83 | 0.83 | 1.90 | 1.90 |
| Jan 11 | 32.2 | 16.4 | 0.91 | 0.91 | 2.00 | 2.00 |
| Jan 12 | 32.1 | 16.3 | 0.99 | 0.99 | 2.20 | 2.20 |
| Jan 13 | 32.0 | 16.2 | 1.06 | 1.06 | 2.40 | 2.40 |
| Jan 14 | 32.0 | 16.0 | 1.13 | 1.13 | 2.60 | 2.60 |
| Jan 15 | 32.0 | 15.9 | 1.20 | 1.20 | 2.80 | 2.80 |
| Jan 16 | 32.0 | 15.8 | 1.27 | 1.27 | 3.00 | 3.00 |
| Jan 17 | 32.0 | 15.7 | 1.35 | 1.35 | 3.20 | 3.20 |
| Jan 18 | 32.0 | 15.6 | 1.42 | 1.42 | 3.40 | 3.40 |
| Jan 19 | 32.0 | 15.6 | 1.48 | 1.48 | 3.60 | 3.60 |
| Jan 20 | 32.0 | 15.5 | 1.55 | 1.55 | 3.80 | 3.80 |
| Jan 21 | 32.0 | 15.5 | 1.61 | 1.61 | 4.00 | 4.00 |
| Jan 22 | 32.1 | 15.5 | 1.67 | 1.67 | 4.10 | 4.10 |
| Jan 23 | 32.2 | 15.5 | 1.74 | 1.74 | 4.40 | 4.40 |
| Jan 24 | 32.2 | 15.5 | 1.80 | 1.80 | 4.60 | 4.60 |
| Jan 25 | 32.3 | 15.5 | 1.86 | 1.86 | 4.80 | 4.80 |
| Jan 26 | 32.4 | 15.5 | 1.92 | 1.92 | 5.00 | 5.00 |
| Jan 27 | 32.5 | 15.6 | 1.98 | 1.98 | 5.10 | 5.10 |
| Jan 28 | 32.6 | 15.7 | 2.04 | 2.04 | 5.30 | 5.30 |
| Jan 29 | 32.8 | 15.8 | 2.10 | 2.10 | 5.50 | 5.50 |
| Jan 30 | 32.9 | 15.9 | 2.15 | 2.15 | 5.70 | 5.70 |
| Jan 31 | 33.1 | 16.0 | 2.21 | 2.21 | 5.90 | 5.90 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history West Lafayette - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | – | – | 0.01 |
| Oct 2 | – | – | 0.71 |
| Oct 3 | – | – | 0.02 |
| Oct 4 | – | – | 0.00 |
| Oct 5 | – | – | 0.00 |
| Oct 6 | – | – | – |
| Oct 7 | – | – | – |
| Oct 8 | – | – | – |
| Oct 9 | 79.0 | 46.0 | 0.00 |
| Oct 10 | 84.0 | 46.0 | – |
| Oct 11 | 78.1 | 57.9 | – |
| Oct 12 | 80.1 | 57.0 | 0.00 |
| Oct 13 | 86.0 | 63.0 | 0.00 |
| Oct 14 | 86.0 | 66.9 | 0.00 |
| Oct 15 | 78.1 | 61.0 | 0.03 |
| Oct 16 | 73.0 | 54.0 | 0.32 |
| Oct 17 | – | – | – |
| Oct 18 | – | – | – |
| Oct 19 | – | – | – |
| Oct 20 | – | – | – |
| Oct 21 | – | – | – |
| Oct 22 | – | – | – |
| Oct 23 | – | – | – |
| Oct 24 | 73.9 | 39.9 | – |
| Oct 25 | 73.0 | 41.0 | – |
| Oct 26 | 77.0 | 39.9 | – |
| Oct 27 | 77.0 | 44.1 | 0.00 |
| Oct 28 | – | – | – |
| Oct 29 | – | – | – |
| Oct 30 | – | – | – |
| Oct 31 | – | – | – |
The data for October 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 temperature86.0ºF · Oct 13
- Lowest max temperature73.0ºF · Oct 16
- Highest min temperature66.9ºF · Oct 14
- Lowest min temperature39.9ºF · Oct 24
Geo West Lafayette - Indiana
Location
- Country
- United States
- State
- Indiana
- County
- Tippecanoe
- City
- West Lafayette
- Zip Code
- 47906
- Elevation
- 610 ft
- Longitude
- -86.91
- Latitude
- 40.43
- ICAO
- –
- IATA
- –