| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.55 | 1.54 | 0.01 |
| Feb | 1.69 | 1.60 | 0.09 |
| Mar | 2.50 | 2.46 | 0.04 |
| Apr | 2.30 | 2.17 | 0.13 |
| May | 4.10 | 4.02 | 0.08 |
| Jun | 3.09 | 3.08 | 0.01 |
| Jul | 1.94 | 1.97 | -0.03 |
| Aug | 2.32 | 2.21 | 0.11 |
| Sep | 3.43 | 3.25 | 0.18 |
| Oct | 2.97 | 3.01 | -0.04 |
| Nov | 2.04 | 2.11 | -0.07 |
| Dec | 1.59 | 1.74 | -0.15 |
29.52 | 29.16 | 0.36 |