| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.43 | 3.61 | -0.18 |
| Feb | 2.64 | 2.83 | -0.19 |
| Mar | 3.55 | 3.55 | 0.00 |
| Apr | 4.02 | 4.26 | -0.24 |
| May | 3.96 | 4.09 | -0.13 |
| Jun | 5.01 | 4.97 | 0.04 |
| Jul | 4.77 | 4.97 | -0.20 |
| Aug | 3.89 | 4.03 | -0.14 |
| Sep | 4.00 | 4.02 | -0.02 |
| Oct | 3.74 | 3.70 | 0.04 |
| Nov | 3.61 | 3.67 | -0.06 |
| Dec | 3.51 | 3.63 | -0.12 |
46.13 | 47.33 | -1.20 |