| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.40 | 3.44 | -0.04 |
| Feb | 3.09 | 3.19 | -0.10 |
| Mar | 4.46 | 4.36 | 0.10 |
| Apr | 5.10 | 5.07 | 0.03 |
| May | 4.71 | 4.94 | -0.23 |
| Jun | 4.38 | 4.44 | -0.06 |
| Jul | 3.98 | 3.99 | -0.01 |
| Aug | 3.24 | 3.06 | 0.18 |
| Sep | 3.33 | 3.23 | 0.10 |
| Oct | 3.43 | 3.40 | 0.03 |
| Nov | 4.00 | 4.04 | -0.04 |
| Dec | 3.63 | 3.74 | -0.11 |
46.75 | 46.90 | -0.15 |