| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.68 | 0.59 | 0.09 |
| Feb | 0.70 | 0.57 | 0.13 |
| Mar | 1.12 | 1.09 | 0.03 |
| Apr | 2.07 | 2.02 | 0.05 |
| May | 3.20 | 3.14 | 0.06 |
| Jun | 4.35 | 4.29 | 0.06 |
| Jul | 4.15 | 3.93 | 0.22 |
| Aug | 3.20 | 3.11 | 0.09 |
| Sep | 2.90 | 2.78 | 0.12 |
| Oct | 2.53 | 2.38 | 0.15 |
| Nov | 1.04 | 0.87 | 0.17 |
| Dec | 0.80 | 0.74 | 0.06 |
26.74 | 25.51 | 1.23 |