| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.01 | 1.00 | 0.01 |
| Feb | 1.02 | 1.08 | -0.06 |
| Mar | 1.94 | 1.86 | 0.08 |
| Apr | 3.77 | 3.58 | 0.19 |
| May | 4.62 | 4.47 | 0.15 |
| Jun | 5.62 | 5.50 | 0.12 |
| Jul | 4.34 | 4.01 | 0.33 |
| Aug | 4.20 | 4.10 | 0.10 |
| Sep | 3.69 | 3.59 | 0.10 |
| Oct | 2.61 | 2.57 | 0.04 |
| Nov | 1.84 | 1.75 | 0.09 |
| Dec | 1.28 | 1.25 | 0.03 |
35.94 | 34.76 | 1.18 |