| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.82 | 3.57 | 0.25 |
| Feb | 2.84 | 2.75 | 0.09 |
| Mar | 3.65 | 3.73 | -0.08 |
| Apr | 3.94 | 4.04 | -0.10 |
| May | 3.62 | 3.57 | 0.05 |
| Jun | 4.04 | 3.97 | 0.07 |
| Jul | 3.21 | 3.13 | 0.08 |
| Aug | 3.18 | 3.16 | 0.02 |
| Sep | 3.90 | 3.67 | 0.23 |
| Oct | 5.12 | 5.13 | -0.01 |
| Nov | 4.53 | 4.34 | 0.19 |
| Dec | 4.59 | 4.58 | 0.01 |
46.44 | 45.64 | 0.80 |