| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.73 | 0.69 | 0.04 |
| Feb | 0.67 | 0.64 | 0.03 |
| Mar | 1.03 | 1.01 | 0.02 |
| Apr | 1.80 | 1.78 | 0.02 |
| May | 2.87 | 2.89 | -0.02 |
| Jun | 4.19 | 4.13 | 0.06 |
| Jul | 3.64 | 3.77 | -0.13 |
| Aug | 3.19 | 3.05 | 0.14 |
| Sep | 2.88 | 2.95 | -0.07 |
| Oct | 2.59 | 2.45 | 0.14 |
| Nov | 1.21 | 1.13 | 0.08 |
| Dec | 0.91 | 0.87 | 0.04 |
25.71 | 25.36 | 0.35 |