| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.98 | 2.98 | 0.00 |
| Feb | 2.32 | 2.27 | 0.05 |
| Mar | 3.29 | 3.27 | 0.02 |
| Apr | 4.24 | 4.20 | 0.04 |
| May | 4.29 | 4.38 | -0.09 |
| Jun | 4.48 | 4.60 | -0.12 |
| Jul | 4.03 | 3.95 | 0.08 |
| Aug | 3.18 | 3.13 | 0.05 |
| Sep | 2.94 | 2.95 | -0.01 |
| Oct | 2.87 | 2.95 | -0.08 |
| Nov | 3.06 | 3.08 | -0.02 |
| Dec | 2.94 | 2.99 | -0.05 |
40.62 | 40.75 | -0.13 |