| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.34 | 3.30 | 0.04 |
| Feb | 3.13 | 2.97 | 0.16 |
| Mar | 3.33 | 3.40 | -0.07 |
| Apr | 3.19 | 3.19 | 0.00 |
| May | 3.12 | 2.99 | 0.13 |
| Jun | 5.29 | 5.56 | -0.27 |
| Jul | 5.79 | 5.43 | 0.36 |
| Aug | 6.49 | 6.62 | -0.13 |
| Sep | 4.65 | 4.78 | -0.13 |
| Oct | 4.12 | 3.95 | 0.17 |
| Nov | 2.53 | 2.44 | 0.09 |
| Dec | 3.08 | 3.22 | -0.14 |
48.06 | 47.85 | 0.21 |