| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.24 | 3.42 | -0.18 |
| Feb | 2.76 | 2.83 | -0.07 |
| Mar | 3.97 | 3.95 | 0.02 |
| Apr | 3.70 | 3.65 | 0.05 |
| May | 3.78 | 3.67 | 0.11 |
| Jun | 4.37 | 4.23 | 0.14 |
| Jul | 4.74 | 4.74 | 0.00 |
| Aug | 4.29 | 4.34 | -0.05 |
| Sep | 4.62 | 4.71 | -0.09 |
| Oct | 4.06 | 4.22 | -0.16 |
| Nov | 3.18 | 3.21 | -0.03 |
| Dec | 4.04 | 4.25 | -0.21 |
46.75 | 47.22 | -0.47 |