| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.37 | 3.24 | 0.13 |
| Feb | 2.78 | 2.82 | -0.04 |
| Mar | 3.33 | 3.23 | 0.10 |
| Apr | 3.09 | 3.33 | -0.24 |
| May | 4.98 | 4.76 | 0.22 |
| Jun | 3.90 | 3.95 | -0.05 |
| Jul | 2.30 | 1.98 | 0.32 |
| Aug | 3.23 | 3.21 | 0.02 |
| Sep | 3.65 | 3.45 | 0.20 |
| Oct | 4.62 | 4.51 | 0.11 |
| Nov | 3.71 | 3.71 | 0.00 |
| Dec | 3.43 | 3.51 | -0.08 |
42.39 | 41.70 | 0.69 |