| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.53 | 0.08 |
| Feb | 0.80 | 0.63 | 0.17 |
| Mar | 1.43 | 1.24 | 0.19 |
| Apr | 2.28 | 2.14 | 0.14 |
| May | 2.67 | 2.44 | 0.23 |
| Jun | 1.78 | 1.72 | 0.06 |
| Jul | 1.89 | 1.69 | 0.20 |
| Aug | 1.60 | 1.59 | 0.01 |
| Sep | 1.34 | 1.30 | 0.04 |
| Oct | 1.16 | 1.12 | 0.04 |
| Nov | 0.95 | 0.79 | 0.16 |
| Dec | 0.55 | 0.53 | 0.02 |
17.06 | 15.72 | 1.34 |