| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.85 | 2.80 | 0.05 |
| Feb | 2.25 | 2.14 | 0.11 |
| Mar | 3.40 | 3.26 | 0.14 |
| Apr | 3.26 | 3.18 | 0.08 |
| May | 4.23 | 3.95 | 0.28 |
| Jun | 4.26 | 3.91 | 0.35 |
| Jul | 4.28 | 3.94 | 0.34 |
| Aug | 3.59 | 3.74 | -0.15 |
| Sep | 4.22 | 4.16 | 0.06 |
| Oct | 2.88 | 2.72 | 0.16 |
| Nov | 2.78 | 2.69 | 0.09 |
| Dec | 3.07 | 2.86 | 0.21 |
41.07 | 39.35 | 1.72 |