| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.07 | 0.99 | 0.08 |
| Feb | 0.93 | 0.75 | 0.18 |
| Mar | 0.71 | 0.61 | 0.10 |
| Apr | 0.26 | 0.26 | 0.00 |
| May | 0.20 | 0.23 | -0.03 |
| Jun | 0.53 | 0.74 | -0.21 |
| Jul | 3.89 | 3.80 | 0.09 |
| Aug | 3.59 | 3.92 | -0.33 |
| Sep | 1.74 | 1.68 | 0.06 |
| Oct | 0.74 | 0.88 | -0.14 |
| Nov | 0.63 | 0.71 | -0.08 |
| Dec | 1.06 | 1.05 | 0.01 |
15.35 | 15.62 | -0.27 |