| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.69 | 2.53 | 0.16 |
| Feb | 2.46 | 2.39 | 0.07 |
| Mar | 3.10 | 2.98 | 0.12 |
| Apr | 3.30 | 3.24 | 0.06 |
| May | 3.47 | 3.34 | 0.13 |
| Jun | 4.23 | 4.32 | -0.09 |
| Jul | 3.86 | 4.14 | -0.28 |
| Aug | 3.86 | 3.92 | -0.06 |
| Sep | 3.78 | 3.57 | 0.21 |
| Oct | 4.06 | 4.08 | -0.02 |
| Nov | 2.93 | 2.84 | 0.09 |
| Dec | 3.26 | 3.36 | -0.10 |
41.00 | 40.71 | 0.29 |