| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.63 | 2.75 | -0.12 |
| Feb | 2.27 | 2.36 | -0.09 |
| Mar | 3.49 | 3.45 | 0.04 |
| Apr | 4.86 | 4.81 | 0.05 |
| May | 4.93 | 4.98 | -0.05 |
| Jun | 4.29 | 4.62 | -0.33 |
| Jul | 3.91 | 4.05 | -0.14 |
| Aug | 3.35 | 3.51 | -0.16 |
| Sep | 3.22 | 3.25 | -0.03 |
| Oct | 3.07 | 3.06 | 0.01 |
| Nov | 3.44 | 3.67 | -0.23 |
| Dec | 2.66 | 2.71 | -0.05 |
42.12 | 43.22 | -1.10 |