| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.51 | 1.52 | -0.01 |
| Feb | 1.65 | 1.58 | 0.07 |
| Mar | 2.46 | 2.45 | 0.01 |
| Apr | 2.25 | 2.16 | 0.09 |
| May | 4.10 | 4.00 | 0.10 |
| Jun | 3.03 | 3.04 | -0.01 |
| Jul | 1.88 | 1.91 | -0.03 |
| Aug | 2.30 | 2.15 | 0.15 |
| Sep | 3.39 | 3.22 | 0.17 |
| Oct | 2.88 | 2.91 | -0.03 |
| Nov | 2.01 | 2.10 | -0.09 |
| Dec | 1.57 | 1.70 | -0.13 |
29.03 | 28.74 | 0.29 |