| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.79 | 0.79 | 0.00 |
| Feb | 1.28 | 1.23 | 0.05 |
| Mar | 2.26 | 2.29 | -0.03 |
| Apr | 2.95 | 2.86 | 0.09 |
| May | 5.04 | 4.93 | 0.11 |
| Jun | 4.93 | 4.85 | 0.08 |
| Jul | 4.29 | 4.20 | 0.09 |
| Aug | 3.94 | 3.86 | 0.08 |
| Sep | 2.93 | 2.89 | 0.04 |
| Oct | 2.64 | 2.60 | 0.04 |
| Nov | 1.58 | 1.60 | -0.02 |
| Dec | 1.23 | 1.19 | 0.04 |
33.86 | 33.29 | 0.57 |