| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.24 | 5.23 | 0.01 |
| Feb | 5.41 | 5.39 | 0.02 |
| Mar | 5.37 | 5.27 | 0.10 |
| Apr | 4.99 | 5.16 | -0.17 |
| May | 4.18 | 4.29 | -0.11 |
| Jun | 4.67 | 4.67 | 0.00 |
| Jul | 4.87 | 4.50 | 0.37 |
| Aug | 4.13 | 4.40 | -0.27 |
| Sep | 4.00 | 4.16 | -0.16 |
| Oct | 3.36 | 3.33 | 0.03 |
| Nov | 4.54 | 4.50 | 0.04 |
| Dec | 4.99 | 5.13 | -0.14 |
55.75 | 56.03 | -0.28 |