| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.29 | 4.23 | 0.06 |
| Feb | 4.64 | 4.63 | 0.01 |
| Mar | 5.10 | 4.99 | 0.11 |
| Apr | 4.87 | 4.78 | 0.09 |
| May | 4.95 | 5.15 | -0.20 |
| Jun | 4.34 | 4.32 | 0.02 |
| Jul | 4.48 | 4.45 | 0.03 |
| Aug | 3.72 | 3.50 | 0.22 |
| Sep | 3.90 | 3.87 | 0.03 |
| Oct | 3.49 | 3.38 | 0.11 |
| Nov | 3.69 | 3.83 | -0.14 |
| Dec | 4.89 | 4.98 | -0.09 |
52.36 | 52.11 | 0.25 |