| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.60 | 0.54 | 0.06 |
| Feb | 0.80 | 0.62 | 0.18 |
| Mar | 1.38 | 1.44 | -0.06 |
| Apr | 2.30 | 2.19 | 0.11 |
| May | 2.69 | 2.48 | 0.21 |
| Jun | 1.74 | 1.55 | 0.19 |
| Jul | 1.76 | 1.71 | 0.05 |
| Aug | 1.59 | 1.51 | 0.08 |
| Sep | 1.34 | 1.39 | -0.05 |
| Oct | 1.20 | 1.20 | 0.00 |
| Nov | 0.93 | 0.82 | 0.11 |
| Dec | 0.55 | 0.57 | -0.02 |
16.88 | 16.02 | 0.86 |