| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.75 | 3.64 | 0.11 |
| Feb | 3.52 | 3.65 | -0.13 |
| Mar | 3.63 | 3.70 | -0.07 |
| Apr | 3.14 | 3.06 | 0.08 |
| May | 3.28 | 3.09 | 0.19 |
| Jun | 5.05 | 5.32 | -0.27 |
| Jul | 5.53 | 4.99 | 0.54 |
| Aug | 5.53 | 5.57 | -0.04 |
| Sep | 4.16 | 3.99 | 0.17 |
| Oct | 3.42 | 3.15 | 0.27 |
| Nov | 2.88 | 2.78 | 0.10 |
| Dec | 3.65 | 3.60 | 0.05 |
47.54 | 46.54 | 1.00 |