| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.64 | 1.64 | 0.00 |
| Feb | 1.71 | 1.74 | -0.03 |
| Mar | 2.50 | 2.53 | -0.03 |
| Apr | 3.72 | 3.72 | 0.00 |
| May | 4.63 | 4.81 | -0.18 |
| Jun | 4.92 | 4.91 | 0.01 |
| Jul | 4.08 | 4.03 | 0.05 |
| Aug | 3.90 | 4.19 | -0.29 |
| Sep | 3.72 | 3.47 | 0.25 |
| Oct | 2.87 | 3.02 | -0.15 |
| Nov | 2.39 | 2.14 | 0.25 |
| Dec | 2.06 | 2.01 | 0.05 |
38.14 | 38.21 | -0.07 |