| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.60 | 1.63 | -0.03 |
| Feb | 1.36 | 1.35 | 0.01 |
| Mar | 1.75 | 1.87 | -0.12 |
| Apr | 2.76 | 2.54 | 0.22 |
| May | 3.24 | 3.06 | 0.18 |
| Jun | 3.59 | 3.45 | 0.14 |
| Jul | 3.84 | 3.80 | 0.04 |
| Aug | 2.94 | 2.75 | 0.19 |
| Sep | 3.67 | 3.48 | 0.19 |
| Oct | 3.58 | 3.57 | 0.01 |
| Nov | 2.24 | 2.19 | 0.05 |
| Dec | 1.88 | 1.90 | -0.02 |
32.45 | 31.59 | 0.86 |