| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.57 | 0.59 | -0.02 |
| Feb | 0.64 | 0.60 | 0.04 |
| Mar | 1.16 | 1.07 | 0.09 |
| Apr | 2.28 | 2.28 | 0.00 |
| May | 3.14 | 3.06 | 0.08 |
| Jun | 4.06 | 3.99 | 0.07 |
| Jul | 3.46 | 3.32 | 0.14 |
| Aug | 3.05 | 2.97 | 0.08 |
| Sep | 2.64 | 2.59 | 0.05 |
| Oct | 2.10 | 2.15 | -0.05 |
| Nov | 0.86 | 0.84 | 0.02 |
| Dec | 0.67 | 0.64 | 0.03 |
24.63 | 24.10 | 0.53 |