| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.26 | 2.32 | -0.06 |
| Feb | 1.86 | 1.94 | -0.08 |
| Mar | 2.44 | 2.51 | -0.07 |
| Apr | 3.80 | 3.68 | 0.12 |
| May | 4.28 | 4.26 | 0.02 |
| Jun | 5.17 | 4.89 | 0.28 |
| Jul | 4.26 | 4.59 | -0.33 |
| Aug | 4.02 | 3.83 | 0.19 |
| Sep | 3.04 | 3.15 | -0.11 |
| Oct | 3.12 | 3.20 | -0.08 |
| Nov | 2.64 | 2.65 | -0.01 |
| Dec | 2.10 | 2.19 | -0.09 |
38.99 | 39.21 | -0.22 |