| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.22 | 1.22 | 0.00 |
| Feb | 1.22 | 1.18 | 0.04 |
| Mar | 2.04 | 1.96 | 0.08 |
| Apr | 3.92 | 3.87 | 0.05 |
| May | 4.74 | 4.70 | 0.04 |
| Jun | 5.86 | 5.63 | 0.23 |
| Jul | 4.57 | 4.40 | 0.17 |
| Aug | 4.15 | 4.04 | 0.11 |
| Sep | 4.06 | 3.81 | 0.25 |
| Oct | 2.76 | 2.68 | 0.08 |
| Nov | 2.11 | 2.02 | 0.09 |
| Dec | 1.50 | 1.51 | -0.01 |
38.15 | 37.02 | 1.13 |