| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.93 | 1.88 | 0.05 |
| Feb | 2.20 | 2.22 | -0.02 |
| Mar | 2.86 | 2.85 | 0.01 |
| Apr | 2.78 | 2.68 | 0.10 |
| May | 4.38 | 4.57 | -0.19 |
| Jun | 3.80 | 3.58 | 0.22 |
| Jul | 2.12 | 1.90 | 0.22 |
| Aug | 2.75 | 2.71 | 0.04 |
| Sep | 3.35 | 3.14 | 0.21 |
| Oct | 3.63 | 3.47 | 0.16 |
| Nov | 2.34 | 2.30 | 0.04 |
| Dec | 2.01 | 1.97 | 0.04 |
34.15 | 33.27 | 0.88 |