| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.06 | 0.98 | 0.08 |
| Feb | 1.05 | 1.02 | 0.03 |
| Mar | 1.98 | 1.89 | 0.09 |
| Apr | 3.69 | 3.51 | 0.18 |
| May | 4.75 | 4.74 | 0.01 |
| Jun | 5.50 | 5.28 | 0.22 |
| Jul | 4.60 | 4.76 | -0.16 |
| Aug | 4.04 | 4.11 | -0.07 |
| Sep | 3.45 | 3.65 | -0.20 |
| Oct | 2.63 | 2.59 | 0.04 |
| Nov | 1.73 | 1.64 | 0.09 |
| Dec | 1.33 | 1.27 | 0.06 |
35.81 | 35.44 | 0.37 |