| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.68 | 0.63 | 0.05 |
| Feb | 0.86 | 0.80 | 0.06 |
| Mar | 1.70 | 1.62 | 0.08 |
| Apr | 2.19 | 2.19 | 0.00 |
| May | 3.56 | 3.42 | 0.14 |
| Jun | 3.75 | 3.91 | -0.16 |
| Jul | 3.37 | 3.31 | 0.06 |
| Aug | 3.39 | 3.39 | 0.00 |
| Sep | 1.88 | 2.02 | -0.14 |
| Oct | 2.18 | 2.29 | -0.11 |
| Nov | 0.96 | 0.93 | 0.03 |
| Dec | 0.99 | 0.79 | 0.20 |
25.51 | 25.30 | 0.21 |