Daily Data Report for May 2021
WIARTON A
ONTARIO
Current Station Operator: NAVCAN
| DAY | Max Temp Definition °C |
Min Temp Definition °C |
Mean Temp Definition °C |
Heat Deg Days Definition |
Cool Deg Days Definition |
Total Rain Definition mm |
Total Snow Definition cm |
Total Precip Definition mm |
Snow on Grnd Definition cm |
Dir of Max Gust Definition 10's deg |
Spd of Max Gust Definition km/h |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 01 | 13.1 | -2.6 | 5.3 | 12.7 | 0.0 | 0.6 | 0.0 | 0.6 | 19 | 50 | |
| 02 | 15.2 | 3.1 | 9.2 | 8.8 | 0.0 | 9.4 | LegendTT | 9.4 | 14 | 38 | |
| 03 | 11.2 | 6.6 | 8.9 | 9.1 | 0.0 | 4.8 | 0.0 | 4.8 | 10 | 42 | |
| 04 | 10.6 | 4.5 | 7.6 | 10.4 | 0.0 | 5.8 | 0.0 | 5.8 | LegendMM | LegendMM | |
| 05 | 8.6 | 3.9 | 6.3 | 11.7 | 0.0 | 3.2 | 0.0 | 3.2 | 28 | 35 | |
| 06 | 8.8 | -1.1 | 3.9 | 14.1 | 0.0 | 0.0 | 0.0 | 0.0 | 24 | 31 | |
| 07 | 11.0 | 2.7 | 6.9 | 11.1 | 0.0 | 0.2 | 0.0 | 0.2 | LegendMM | LegendMM | |
| 08 | 10.3 | 1.4 | 5.9 | 12.1 | 0.0 | 1.6 | 0.0 | 1.6 | LegendMM | LegendMM | |
| 09 | 11.6 | -1.7 | 5.0 | 13.0 | 0.0 | 0.0 | 0.0 | 0.0 | LegendMM | LegendMM | |
| 10 | 9.7 | -1.1 | 4.3 | 13.7 | 0.0 | 0.0 | 0.0 | 0.0 | 31 | 39 | |
| 11 | 6.9 | 3.1 | 5.0 | 13.0 | 0.0 | 0.2 | 0.0 | 0.2 | 28 | 46 | |
| 12 | 14.4 | 4.1 | 9.3 | 8.7 | 0.0 | 0.0 | 0.0 | 0.0 | 28 | 38 | |
| 13 | 15.0 | 1.3 | 8.2 | 9.8 | 0.0 | 0.0 | 0.0 | 0.0 | LegendMM | LegendMM | |
| 14 | 19.4 | -0.2 | 9.6 | 8.4 | 0.0 | 0.0 | 0.0 | 0.0 | LegendMM | LegendMM | |
| 15 | 20.4 | 2.5 | 11.5 | 6.5 | 0.0 | 0.0 | 0.0 | 0.0 | LegendMM | LegendMM | |
| 16 | 18.6 | 5.9 | 12.3 | 5.7 | 0.0 | 0.0 | 0.0 | 0.0 | LegendMM | LegendMM | |
| 17 | 21.4 | 6.9 | 14.2 | 3.8 | 0.0 | 0.0 | 0.0 | 0.0 | LegendMM | LegendMM | |
| 18 | 22.4 | 9.4 | 15.9 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | LegendMM | LegendMM | |
| 19 | 25.6 | 9.7 | 17.7 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | LegendMM | LegendMM | |
| 20 | 27.4 | 16.3 | 21.9 | 0.0 | 3.9 | LegendTT | 0.0 | LegendTT | LegendMM | LegendMM | |
| 21 | 27.4 | 19.5 | 23.5 | 0.0 | 5.5 | 0.0 | 0.0 | 0.0 | 26 | 31 | |
| 22 | 21.3 | 14.8 | 18.1 | 0.0 | 0.1 | 0.4 | 0.0 | 0.4 | 24 | 36 | |
| 23 | 15.5 | 8.8 | 12.2 | 5.8 | 0.0 | LegendTT | 0.0 | LegendTT | 5 | 39 | |
| 24 | 20.1 | 6.8 | 13.5 | 4.5 | 0.0 | 0.0 | 0.0 | 0.0 | LegendMM | LegendMM | |
| 25 | 27.4 | 17.1 | 22.3 | 0.0 | 4.3 | LegendTT | 0.0 | LegendTT | 25 | 52 | |
| 26 | 24.1 | 6.2 | 15.2 | 2.8 | 0.0 | 8.6 | 0.0 | 8.6 | 23 | 62 | |
| 27 | 9.7 | 4.3 | 7.0 | 11.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5 | 31 | |
| 28 | 10.1 | 2.6 | 6.4 | 11.6 | 0.0 | 1.0 | 0.0 | 1.0 | 4 | 42 | |
| 29 | 15.2 | 1.3 | 8.3 | 9.7 | 0.0 | 0.0 | 0.0 | 0.0 | 8 | 37 | |
| 30 | 18.5 | -0.3 | 9.1 | 8.9 | 0.0 | 0.0 | 0.0 | 0.0 | LegendMM | LegendMM | |
| 31 | 19.5 | 2.5 | 11.0 | 7.0 | 0.0 | 0.0 | 0.0 | 0.0 | LegendMM | LegendMM | |
| Sum | 236.3 | 13.8 | 35.8 | LegendTT | 35.8 | ||||||
| Avg | 16.5 | 5.1 | 10.8 | ||||||||
| Xtrm | 27.4 | -2.6 | 9.4 | 0.0 | 9.4 | 23LegendCarer^ | 62LegendCarer^ | ||||
| Summary, average and extreme values are based on the data above. | |||||||||||
Notes on Data Quality.
Legend
- A = Accumulated
- C = Precipitation occurred, amount uncertain
- E = Estimated
- F = Accumulated and estimated
- L = Precipitation may or may not have occurred
- M = Missing
- N = Temperature missing but known to be > 0
- S = More than one occurrence
- T = Trace
- Y = Temperature missing but known to be < 0
- [empty] = Indicates an unobserved value
- ^ = The value displayed is based on incomplete data
- † = Data that is not subject to review by the National Climate Archives
- Date modified: