| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.67 | 2.65 | 0.02 |
| Feb | 2.60 | 2.58 | 0.02 |
| Mar | 3.35 | 3.37 | -0.02 |
| Apr | 3.12 | 3.08 | 0.04 |
| May | 4.55 | 4.56 | -0.01 |
| Jun | 3.74 | 3.54 | 0.20 |
| Jul | 1.98 | 1.80 | 0.18 |
| Aug | 2.43 | 2.36 | 0.07 |
| Sep | 3.14 | 3.04 | 0.10 |
| Oct | 4.15 | 4.18 | -0.03 |
| Nov | 2.87 | 2.91 | -0.04 |
| Dec | 2.87 | 2.90 | -0.03 |
37.47 | 36.97 | 0.50 |