| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.41 | 3.27 | 0.14 |
| Feb | 2.51 | 2.59 | -0.08 |
| Mar | 3.64 | 3.65 | -0.01 |
| Apr | 3.67 | 3.64 | 0.03 |
| May | 3.82 | 3.81 | 0.01 |
| Jun | 4.55 | 4.83 | -0.28 |
| Jul | 4.83 | 4.93 | -0.10 |
| Aug | 4.62 | 4.67 | -0.05 |
| Sep | 4.75 | 4.82 | -0.07 |
| Oct | 4.07 | 4.16 | -0.09 |
| Nov | 3.15 | 3.20 | -0.05 |
| Dec | 3.71 | 3.74 | -0.03 |
46.73 | 47.31 | -0.58 |