| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.52 | 2.35 | 0.17 |
| Feb | 1.98 | 1.83 | 0.15 |
| Mar | 3.05 | 2.59 | 0.46 |
| Apr | 2.48 | 2.68 | -0.20 |
| May | 3.92 | 3.98 | -0.06 |
| Jun | 3.90 | 3.80 | 0.10 |
| Jul | 3.02 | 2.98 | 0.04 |
| Aug | 2.97 | 2.86 | 0.11 |
| Sep | 4.64 | 4.43 | 0.21 |
| Oct | 3.60 | 3.57 | 0.03 |
| Nov | 2.65 | 2.51 | 0.14 |
| Dec | 2.17 | 2.24 | -0.07 |
36.90 | 35.82 | 1.08 |