| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.09 | 2.29 | -0.20 |
| Feb | 1.92 | 2.02 | -0.10 |
| Mar | 2.59 | 2.70 | -0.11 |
| Apr | 4.00 | 4.05 | -0.05 |
| May | 4.52 | 4.51 | 0.01 |
| Jun | 4.33 | 4.45 | -0.12 |
| Jul | 3.87 | 3.74 | 0.13 |
| Aug | 3.22 | 3.14 | 0.08 |
| Sep | 3.03 | 3.06 | -0.03 |
| Oct | 3.20 | 3.25 | -0.05 |
| Nov | 3.06 | 3.07 | -0.01 |
| Dec | 2.24 | 2.36 | -0.12 |
38.07 | 38.64 | -0.57 |