| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.60 | 3.70 | -0.10 |
| Feb | 4.16 | 4.16 | 0.00 |
| Mar | 5.04 | 4.89 | 0.15 |
| Apr | 5.45 | 5.14 | 0.31 |
| May | 5.47 | 5.28 | 0.19 |
| Jun | 3.71 | 3.75 | -0.04 |
| Jul | 3.75 | 3.73 | 0.02 |
| Aug | 3.64 | 2.97 | 0.67 |
| Sep | 3.35 | 3.07 | 0.28 |
| Oct | 4.12 | 3.91 | 0.21 |
| Nov | 4.56 | 4.44 | 0.12 |
| Dec | 5.04 | 4.92 | 0.12 |
51.89 | 49.96 | 1.93 |