| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.20 | 2.34 | -0.14 |
| Feb | 2.03 | 2.06 | -0.03 |
| Mar | 2.38 | 2.43 | -0.05 |
| Apr | 3.29 | 3.32 | -0.03 |
| May | 3.72 | 3.78 | -0.06 |
| Jun | 3.50 | 3.64 | -0.14 |
| Jul | 3.35 | 3.30 | 0.05 |
| Aug | 3.21 | 3.26 | -0.05 |
| Sep | 3.03 | 2.93 | 0.10 |
| Oct | 2.66 | 2.73 | -0.07 |
| Nov | 2.58 | 2.70 | -0.12 |
| Dec | 2.22 | 2.27 | -0.05 |
34.17 | 34.76 | -0.59 |