| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.74 | 0.87 | -0.13 |
| Feb | 0.91 | 0.91 | 0.00 |
| Mar | 1.55 | 1.74 | -0.19 |
| Apr | 3.08 | 2.93 | 0.15 |
| May | 4.16 | 4.12 | 0.04 |
| Jun | 4.72 | 5.03 | -0.31 |
| Jul | 4.07 | 4.24 | -0.17 |
| Aug | 4.00 | 4.00 | 0.00 |
| Sep | 3.18 | 3.22 | -0.04 |
| Oct | 2.33 | 2.42 | -0.09 |
| Nov | 1.49 | 1.50 | -0.01 |
| Dec | 1.07 | 1.13 | -0.06 |
31.30 | 32.11 | -0.81 |