| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.89 | 2.88 | 0.01 |
| Feb | 2.14 | 2.09 | 0.05 |
| Mar | 3.04 | 3.00 | 0.04 |
| Apr | 2.92 | 2.68 | 0.24 |
| May | 4.86 | 4.78 | 0.08 |
| Jun | 3.20 | 3.00 | 0.20 |
| Jul | 2.04 | 1.87 | 0.17 |
| Aug | 2.82 | 2.52 | 0.30 |
| Sep | 3.30 | 2.98 | 0.32 |
| Oct | 4.29 | 4.15 | 0.14 |
| Nov | 3.08 | 3.05 | 0.03 |
| Dec | 3.10 | 3.01 | 0.09 |
37.68 | 36.01 | 1.67 |