| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.74 | 0.98 | -0.24 |
| Feb | 0.78 | 0.92 | -0.14 |
| Mar | 1.61 | 1.71 | -0.10 |
| Apr | 2.91 | 3.11 | -0.20 |
| May | 4.16 | 4.15 | 0.01 |
| Jun | 4.59 | 4.69 | -0.10 |
| Jul | 4.14 | 4.30 | -0.16 |
| Aug | 4.48 | 4.48 | 0.00 |
| Sep | 3.28 | 3.23 | 0.05 |
| Oct | 2.67 | 2.77 | -0.10 |
| Nov | 1.57 | 1.71 | -0.14 |
| Dec | 1.06 | 1.29 | -0.23 |
31.99 | 33.34 | -1.35 |