| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.48 | 0.50 | -0.02 |
| Feb | 0.64 | 0.60 | 0.04 |
| Mar | 1.43 | 1.43 | 0.00 |
| Apr | 2.69 | 2.63 | 0.06 |
| May | 4.36 | 4.32 | 0.04 |
| Jun | 3.86 | 3.85 | 0.01 |
| Jul | 3.55 | 3.39 | 0.16 |
| Aug | 3.02 | 3.07 | -0.05 |
| Sep | 1.93 | 1.86 | 0.07 |
| Oct | 1.97 | 2.07 | -0.10 |
| Nov | 1.06 | 0.99 | 0.07 |
| Dec | 0.63 | 0.67 | -0.04 |
25.62 | 25.38 | 0.24 |