| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.65 | 3.64 | 0.01 |
| Feb | 3.57 | 3.59 | -0.02 |
| Mar | 4.59 | 4.74 | -0.15 |
| Apr | 5.10 | 5.13 | -0.03 |
| May | 5.49 | 5.58 | -0.09 |
| Jun | 4.93 | 4.82 | 0.11 |
| Jul | 4.05 | 4.20 | -0.15 |
| Aug | 3.16 | 3.03 | 0.13 |
| Sep | 3.55 | 3.53 | 0.02 |
| Oct | 3.78 | 3.70 | 0.08 |
| Nov | 3.87 | 3.82 | 0.05 |
| Dec | 4.25 | 4.34 | -0.09 |
49.99 | 50.12 | -0.13 |