| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.70 | 0.71 | -0.01 |
| Feb | 0.88 | 0.85 | 0.03 |
| Mar | 1.85 | 1.71 | 0.14 |
| Apr | 2.64 | 2.51 | 0.13 |
| May | 2.57 | 2.62 | -0.05 |
| Jun | 1.92 | 1.99 | -0.07 |
| Jul | 2.32 | 2.91 | -0.59 |
| Aug | 2.28 | 2.51 | -0.23 |
| Sep | 1.60 | 1.69 | -0.09 |
| Oct | 1.33 | 1.30 | 0.03 |
| Nov | 0.91 | 0.85 | 0.06 |
| Dec | 0.74 | 0.74 | 0.00 |
19.74 | 20.39 | -0.65 |