| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.55 | 1.46 | 0.09 |
| Feb | 1.75 | 1.77 | -0.02 |
| Mar | 2.56 | 2.56 | 0.00 |
| Apr | 2.98 | 3.03 | -0.05 |
| May | 4.90 | 4.44 | 0.46 |
| Jun | 3.81 | 3.86 | -0.05 |
| Jul | 2.53 | 2.39 | 0.14 |
| Aug | 2.70 | 2.60 | 0.10 |
| Sep | 3.33 | 3.22 | 0.11 |
| Oct | 3.48 | 3.34 | 0.14 |
| Nov | 2.21 | 2.15 | 0.06 |
| Dec | 1.84 | 1.81 | 0.03 |
33.64 | 32.63 | 1.01 |