| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.98 | 0.88 | 0.10 |
| Feb | 0.86 | 0.69 | 0.17 |
| Mar | 0.66 | 0.56 | 0.10 |
| Apr | 0.24 | 0.24 | 0.00 |
| May | 0.19 | 0.20 | -0.01 |
| Jun | 0.48 | 0.61 | -0.13 |
| Jul | 3.70 | 3.51 | 0.19 |
| Aug | 3.43 | 3.65 | -0.22 |
| Sep | 1.72 | 1.65 | 0.07 |
| Oct | 0.71 | 0.78 | -0.07 |
| Nov | 0.59 | 0.60 | -0.01 |
| Dec | 0.99 | 0.95 | 0.04 |
14.55 | 14.32 | 0.23 |