| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.85 | 0.92 | -0.07 |
| Feb | 1.12 | 1.17 | -0.05 |
| Mar | 1.99 | 1.99 | 0.00 |
| Apr | 3.74 | 3.59 | 0.15 |
| May | 5.07 | 4.85 | 0.22 |
| Jun | 5.13 | 5.14 | -0.01 |
| Jul | 3.97 | 4.02 | -0.05 |
| Aug | 4.11 | 3.86 | 0.25 |
| Sep | 3.45 | 3.27 | 0.18 |
| Oct | 2.58 | 2.58 | 0.00 |
| Nov | 1.81 | 1.74 | 0.07 |
| Dec | 1.27 | 1.32 | -0.05 |
35.09 | 34.45 | 0.64 |