| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.58 | 0.55 | 0.03 |
| Feb | 0.82 | 0.80 | 0.02 |
| Mar | 1.32 | 1.33 | -0.01 |
| Apr | 2.01 | 1.92 | 0.09 |
| May | 3.80 | 3.76 | 0.04 |
| Jun | 3.40 | 3.19 | 0.21 |
| Jul | 3.82 | 3.84 | -0.02 |
| Aug | 3.41 | 3.35 | 0.06 |
| Sep | 1.91 | 1.97 | -0.06 |
| Oct | 1.77 | 1.72 | 0.05 |
| Nov | 0.91 | 0.88 | 0.03 |
| Dec | 0.86 | 0.85 | 0.01 |
24.61 | 24.16 | 0.45 |