| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.78 | 0.79 | -0.01 |
| Feb | 1.19 | 1.18 | 0.01 |
| Mar | 2.19 | 2.24 | -0.05 |
| Apr | 2.61 | 2.71 | -0.10 |
| May | 4.94 | 5.05 | -0.11 |
| Jun | 4.38 | 4.32 | 0.06 |
| Jul | 3.91 | 4.04 | -0.13 |
| Aug | 3.67 | 3.60 | 0.07 |
| Sep | 2.58 | 2.50 | 0.08 |
| Oct | 2.43 | 2.51 | -0.08 |
| Nov | 1.40 | 1.37 | 0.03 |
| Dec | 1.15 | 1.07 | 0.08 |
31.23 | 31.38 | -0.15 |