| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.24 | 3.26 | -0.02 |
| Feb | 2.71 | 2.76 | -0.05 |
| Mar | 3.74 | 3.86 | -0.12 |
| Apr | 4.45 | 4.59 | -0.14 |
| May | 4.70 | 4.93 | -0.23 |
| Jun | 4.71 | 4.57 | 0.14 |
| Jul | 3.87 | 3.99 | -0.12 |
| Aug | 3.37 | 3.43 | -0.06 |
| Sep | 3.10 | 2.89 | 0.21 |
| Oct | 3.13 | 3.08 | 0.05 |
| Nov | 3.03 | 3.07 | -0.04 |
| Dec | 3.35 | 3.43 | -0.08 |
43.40 | 43.86 | -0.46 |