| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.34 | 2.36 | -0.02 |
| Feb | 1.90 | 1.86 | 0.04 |
| Mar | 2.57 | 2.53 | 0.04 |
| Apr | 3.78 | 3.67 | 0.11 |
| May | 4.29 | 4.21 | 0.08 |
| Jun | 5.14 | 5.09 | 0.05 |
| Jul | 4.33 | 4.72 | -0.39 |
| Aug | 3.81 | 3.51 | 0.30 |
| Sep | 2.98 | 3.11 | -0.13 |
| Oct | 3.07 | 2.92 | 0.15 |
| Nov | 2.69 | 2.64 | 0.05 |
| Dec | 2.21 | 2.21 | 0.00 |
39.11 | 38.83 | 0.28 |