| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.11 | 4.13 | -0.02 |
| Feb | 3.24 | 3.21 | 0.03 |
| Mar | 3.58 | 3.64 | -0.06 |
| Apr | 3.72 | 3.67 | 0.05 |
| May | 4.80 | 4.90 | -0.10 |
| Jun | 4.89 | 4.71 | 0.18 |
| Jul | 3.27 | 3.12 | 0.15 |
| Aug | 3.82 | 4.02 | -0.20 |
| Sep | 3.95 | 4.12 | -0.17 |
| Oct | 5.08 | 4.98 | 0.10 |
| Nov | 4.48 | 4.55 | -0.07 |
| Dec | 4.21 | 4.21 | 0.00 |
49.15 | 49.26 | -0.11 |