| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.59 | 0.63 | -0.04 |
| Feb | 0.77 | 0.78 | -0.01 |
| Mar | 1.50 | 1.40 | 0.10 |
| Apr | 2.04 | 2.03 | 0.01 |
| May | 3.64 | 3.67 | -0.03 |
| Jun | 3.24 | 3.48 | -0.24 |
| Jul | 3.69 | 3.77 | -0.08 |
| Aug | 3.35 | 3.16 | 0.19 |
| Sep | 1.88 | 2.00 | -0.12 |
| Oct | 1.93 | 1.93 | 0.00 |
| Nov | 0.80 | 0.81 | -0.01 |
| Dec | 0.90 | 0.87 | 0.03 |
24.33 | 24.53 | -0.20 |