| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.37 | 3.31 | 0.06 |
| Feb | 3.15 | 2.98 | 0.17 |
| Mar | 3.35 | 3.40 | -0.05 |
| Apr | 3.20 | 3.20 | 0.00 |
| May | 3.15 | 3.00 | 0.15 |
| Jun | 5.33 | 5.56 | -0.23 |
| Jul | 5.79 | 5.43 | 0.36 |
| Aug | 6.44 | 6.62 | -0.18 |
| Sep | 4.63 | 4.76 | -0.13 |
| Oct | 4.07 | 3.93 | 0.14 |
| Nov | 2.53 | 2.45 | 0.08 |
| Dec | 3.11 | 3.23 | -0.12 |
48.12 | 47.87 | 0.25 |