| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.07 | 2.25 | -0.18 |
| Feb | 2.18 | 2.26 | -0.08 |
| Mar | 3.06 | 3.14 | -0.08 |
| Apr | 4.40 | 4.47 | -0.07 |
| May | 4.93 | 5.21 | -0.28 |
| Jun | 4.58 | 4.64 | -0.06 |
| Jul | 4.49 | 4.05 | 0.44 |
| Aug | 3.64 | 3.69 | -0.05 |
| Sep | 3.70 | 3.64 | 0.06 |
| Oct | 3.27 | 3.12 | 0.15 |
| Nov | 2.76 | 3.01 | -0.25 |
| Dec | 2.17 | 2.17 | 0.00 |
41.25 | 41.65 | -0.40 |