| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.26 | 2.54 | -0.28 |
| Feb | 2.63 | 2.59 | 0.04 |
| Mar | 3.47 | 3.45 | 0.02 |
| Apr | 3.31 | 3.33 | -0.02 |
| May | 4.48 | 4.40 | 0.08 |
| Jun | 3.81 | 3.68 | 0.13 |
| Jul | 1.93 | 2.04 | -0.11 |
| Aug | 2.23 | 2.21 | 0.02 |
| Sep | 2.98 | 3.09 | -0.11 |
| Oct | 4.14 | 4.44 | -0.30 |
| Nov | 2.79 | 2.88 | -0.09 |
| Dec | 2.64 | 2.86 | -0.22 |
36.67 | 37.51 | -0.84 |