| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.39 | 2.25 | 0.14 |
| Feb | 1.95 | 1.83 | 0.12 |
| Mar | 2.78 | 2.78 | 0.00 |
| Apr | 2.62 | 2.78 | -0.16 |
| May | 4.30 | 4.40 | -0.10 |
| Jun | 3.40 | 3.29 | 0.11 |
| Jul | 2.22 | 2.51 | -0.29 |
| Aug | 2.36 | 2.51 | -0.15 |
| Sep | 3.50 | 3.71 | -0.21 |
| Oct | 4.15 | 4.12 | 0.03 |
| Nov | 2.55 | 2.64 | -0.09 |
| Dec | 2.42 | 2.45 | -0.03 |
34.64 | 35.27 | -0.63 |