| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.55 | 3.63 | -0.08 |
| Feb | 3.24 | 3.32 | -0.08 |
| Mar | 4.52 | 4.52 | 0.00 |
| Apr | 5.29 | 5.15 | 0.14 |
| May | 5.30 | 5.21 | 0.09 |
| Jun | 4.57 | 4.71 | -0.14 |
| Jul | 4.21 | 4.03 | 0.18 |
| Aug | 3.35 | 3.13 | 0.22 |
| Sep | 3.74 | 3.57 | 0.17 |
| Oct | 3.36 | 3.50 | -0.14 |
| Nov | 3.79 | 3.83 | -0.04 |
| Dec | 3.92 | 4.03 | -0.11 |
48.84 | 48.63 | 0.21 |