| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.96 | 2.94 | 0.02 |
| Feb | 2.81 | 2.88 | -0.07 |
| Mar | 4.50 | 4.43 | 0.07 |
| Apr | 5.07 | 5.09 | -0.02 |
| May | 5.01 | 5.13 | -0.12 |
| Jun | 3.89 | 3.78 | 0.11 |
| Jul | 3.67 | 3.76 | -0.09 |
| Aug | 3.23 | 3.21 | 0.02 |
| Sep | 3.91 | 3.80 | 0.11 |
| Oct | 4.00 | 3.74 | 0.26 |
| Nov | 4.25 | 4.29 | -0.04 |
| Dec | 3.39 | 3.37 | 0.02 |
46.69 | 46.42 | 0.27 |