| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.61 | 1.63 | -0.02 |
| Feb | 1.58 | 1.65 | -0.07 |
| Mar | 2.02 | 1.92 | 0.10 |
| Apr | 3.71 | 3.75 | -0.04 |
| May | 3.78 | 3.77 | 0.01 |
| Jun | 4.49 | 4.65 | -0.16 |
| Jul | 3.49 | 3.50 | -0.01 |
| Aug | 3.76 | 3.62 | 0.14 |
| Sep | 3.23 | 3.13 | 0.10 |
| Oct | 2.85 | 2.74 | 0.11 |
| Nov | 2.12 | 2.09 | 0.03 |
| Dec | 1.87 | 1.95 | -0.08 |
34.51 | 34.40 | 0.11 |