| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.94 | 0.89 | 0.05 |
| Feb | 1.23 | 1.16 | 0.07 |
| Mar | 2.21 | 2.13 | 0.08 |
| Apr | 2.83 | 2.97 | -0.14 |
| May | 4.23 | 3.87 | 0.36 |
| Jun | 4.17 | 4.11 | 0.06 |
| Jul | 2.81 | 2.80 | 0.01 |
| Aug | 3.34 | 3.01 | 0.33 |
| Sep | 2.34 | 2.56 | -0.22 |
| Oct | 2.86 | 2.74 | 0.12 |
| Nov | 1.53 | 1.48 | 0.05 |
| Dec | 1.38 | 1.29 | 0.09 |
29.87 | 29.01 | 0.86 |