| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.06 | 2.96 | 0.10 |
| Feb | 2.32 | 2.22 | 0.10 |
| Mar | 3.14 | 2.97 | 0.17 |
| Apr | 3.03 | 2.98 | 0.05 |
| May | 4.86 | 4.64 | 0.22 |
| Jun | 3.58 | 3.14 | 0.44 |
| Jul | 2.18 | 1.75 | 0.43 |
| Aug | 3.17 | 2.86 | 0.31 |
| Sep | 3.26 | 3.16 | 0.10 |
| Oct | 4.59 | 4.22 | 0.37 |
| Nov | 3.30 | 3.07 | 0.23 |
| Dec | 3.27 | 3.24 | 0.03 |
39.76 | 37.21 | 2.55 |