| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.13 | 3.27 | -0.14 |
| Feb | 2.52 | 2.59 | -0.07 |
| Mar | 3.62 | 3.48 | 0.14 |
| Apr | 4.79 | 4.93 | -0.14 |
| May | 4.81 | 4.81 | 0.00 |
| Jun | 5.11 | 5.10 | 0.01 |
| Jul | 4.45 | 4.45 | 0.00 |
| Aug | 3.09 | 3.12 | -0.03 |
| Sep | 3.45 | 3.48 | -0.03 |
| Oct | 3.64 | 3.66 | -0.02 |
| Nov | 3.73 | 3.81 | -0.08 |
| Dec | 3.16 | 3.13 | 0.03 |
45.50 | 45.83 | -0.33 |