| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.60 | 1.57 | 0.03 |
| Feb | 1.72 | 1.61 | 0.11 |
| Mar | 2.51 | 2.43 | 0.08 |
| Apr | 2.34 | 2.16 | 0.18 |
| May | 4.15 | 4.15 | 0.00 |
| Jun | 3.12 | 3.19 | -0.07 |
| Jul | 2.00 | 2.01 | -0.01 |
| Aug | 2.37 | 2.24 | 0.13 |
| Sep | 3.50 | 3.40 | 0.10 |
| Oct | 3.03 | 3.07 | -0.04 |
| Nov | 2.06 | 2.11 | -0.05 |
| Dec | 1.63 | 1.76 | -0.13 |
30.03 | 29.70 | 0.33 |