| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.34 | 3.24 | 0.10 |
| Feb | 2.71 | 2.78 | -0.07 |
| Mar | 3.24 | 3.09 | 0.15 |
| Apr | 3.28 | 3.26 | 0.02 |
| May | 4.90 | 4.66 | 0.24 |
| Jun | 4.02 | 3.86 | 0.16 |
| Jul | 2.33 | 2.09 | 0.24 |
| Aug | 3.41 | 3.10 | 0.31 |
| Sep | 3.63 | 3.43 | 0.20 |
| Oct | 4.69 | 4.32 | 0.37 |
| Nov | 3.75 | 3.58 | 0.17 |
| Dec | 3.30 | 3.22 | 0.08 |
42.60 | 40.63 | 1.97 |