| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.87 | 2.84 | 0.03 |
| Feb | 2.43 | 2.43 | 0.00 |
| Mar | 3.40 | 3.35 | 0.05 |
| Apr | 3.73 | 3.52 | 0.21 |
| May | 4.04 | 3.67 | 0.37 |
| Jun | 4.11 | 4.05 | 0.06 |
| Jul | 4.13 | 3.80 | 0.33 |
| Aug | 3.93 | 3.91 | 0.02 |
| Sep | 4.25 | 3.96 | 0.29 |
| Oct | 3.63 | 3.50 | 0.13 |
| Nov | 3.17 | 2.98 | 0.19 |
| Dec | 3.28 | 3.15 | 0.13 |
42.97 | 41.16 | 1.81 |