| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.51 | 0.45 | 0.06 |
| Feb | 0.59 | 0.54 | 0.05 |
| Mar | 1.29 | 1.21 | 0.08 |
| Apr | 2.10 | 1.91 | 0.19 |
| May | 2.57 | 2.60 | -0.03 |
| Jun | 1.75 | 1.64 | 0.11 |
| Jul | 1.66 | 1.45 | 0.21 |
| Aug | 1.46 | 1.33 | 0.13 |
| Sep | 1.40 | 1.36 | 0.04 |
| Oct | 1.14 | 1.08 | 0.06 |
| Nov | 0.80 | 0.72 | 0.08 |
| Dec | 0.50 | 0.48 | 0.02 |
15.77 | 14.77 | 1.00 |