| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.62 | -0.01 |
| Feb | 0.79 | 0.79 | 0.00 |
| Mar | 1.48 | 1.47 | 0.01 |
| Apr | 2.28 | 2.35 | -0.07 |
| May | 2.65 | 2.66 | -0.01 |
| Jun | 1.78 | 1.70 | 0.08 |
| Jul | 1.99 | 1.93 | 0.06 |
| Aug | 1.75 | 1.61 | 0.14 |
| Sep | 1.36 | 1.25 | 0.11 |
| Oct | 1.15 | 1.24 | -0.09 |
| Nov | 0.92 | 0.86 | 0.06 |
| Dec | 0.57 | 0.63 | -0.06 |
17.33 | 17.11 | 0.22 |