| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.19 | 3.05 | 0.14 |
| Feb | 2.48 | 2.51 | -0.03 |
| Mar | 3.54 | 3.50 | 0.04 |
| Apr | 4.57 | 4.71 | -0.14 |
| May | 5.01 | 5.00 | 0.01 |
| Jun | 4.91 | 5.07 | -0.16 |
| Jul | 4.19 | 4.20 | -0.01 |
| Aug | 3.58 | 3.36 | 0.22 |
| Sep | 3.13 | 3.11 | 0.02 |
| Oct | 3.25 | 3.08 | 0.17 |
| Nov | 3.53 | 3.50 | 0.03 |
| Dec | 3.21 | 3.21 | 0.00 |
44.59 | 44.30 | 0.29 |