Climate for Station: Piedras Negras (Obs), Coahuila, Mexico
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Station Statistics
10-Year Trend
High: -0.35 °C/decade
Low: +1.08 °C/decade
Rain: +0.39 mm/decade
25-Year Trend
High: +0.36 °C/decade
Low: +0.41 °C/decade
Rain: -0.11 mm/decade
50-Year Trend
High: +0.58 °C/decade
Low: +0.43 °C/decade
Rain: -0.09 mm/decade
All-Time Trend
High: +0.62 °C/decade
Low: +0.66 °C/decade
Rain: -0.17 mm/decade
Percentage Above-Average Days
Last 12 Months: 66.6%
This Year: 75.0%
Precipitation Concentration Index (PCI) ℹ️
Last 12 Months: 22.0
Historical Average: 22.1
Percentile Rank of Last 12 Months ℹ️
High: 72nd percentile
Low: 97th percentile
Rain: 51st percentile
Change in Variance ℹ️
High: -8.9%
Low: -11.3%
Intraday: -28.7%
Data Coverage
72.9%
First Year of Data
1958
Station Location
Weather Records
| Max High | Avg High | Min High | Max Avg | Avg Avg | Min Avg | Max Low | Avg Low | Min Low | Max Precipitation | Avg Precipitation | Max Snow | Avg Snow | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record | 48.3 °C | — | -0.9 °C | 37.8 °C | — | -5.5 °C | 29.4 °C | — | -10.6 °C | 155.4 mm | — | — | — |
| January | 37.2 °C | 19.8 °C | 0.7 °C | 25.1 °C | 12.5 °C | -3.9 °C | 20.6 °C | 4.8 °C | -10.0 °C | 25.3 mm | 0.5 mm | — | — |
| February | 40.0 °C | 22.9 °C | -0.9 °C | 29.2 °C | 15.3 °C | -4.6 °C | 20.0 °C | 7.3 °C | -9.6 °C | 32.7 mm | 0.4 mm | — | — |
| March | 40.0 °C | 27.5 °C | 5.6 °C | 30.8 °C | 19.9 °C | 1.7 °C | 22.4 °C | 11.3 °C | -7.2 °C | 48.9 mm | 0.4 mm | — | — |
| April | 44.2 °C | 31.7 °C | 11.7 °C | 34.0 °C | 24.1 °C | 6.8 °C | 25.4 °C | 15.5 °C | -1.1 °C | 128.3 mm | 1.1 mm | — | — |
| May | 45.0 °C | 34.5 °C | 13.9 °C | 35.9 °C | 27.5 °C | 15.1 °C | 28.9 °C | 19.9 °C | 2.2 °C | 136.1 mm | 2.0 mm | — | — |
| June | 48.3 °C | 37.4 °C | 23.3 °C | 37.7 °C | 30.6 °C | 20.4 °C | 28.3 °C | 23.0 °C | 10.4 °C | 155.4 mm | 1.3 mm | — | — |
| July | 46.7 °C | 38.1 °C | 25.0 °C | 37.5 °C | 31.4 °C | 22.4 °C | 29.4 °C | 23.9 °C | 16.7 °C | 142.2 mm | 1.4 mm | — | — |
| August | 46.2 °C | 38.5 °C | 25.6 °C | 37.8 °C | 31.7 °C | 23.1 °C | 29.4 °C | 24.3 °C | 15.0 °C | 69.5 mm | 0.9 mm | — | — |
| September | 46.1 °C | 35.1 °C | 18.0 °C | 36.8 °C | 28.4 °C | 13.1 °C | 28.3 °C | 21.4 °C | 8.9 °C | 81.3 mm | 2.1 mm | — | — |
| October | 41.2 °C | 30.4 °C | 7.8 °C | 32.5 °C | 23.8 °C | 6.0 °C | 25.6 °C | 16.0 °C | -3.3 °C | 112.3 mm | 1.4 mm | — | — |
| November | 36.6 °C | 24.5 °C | 3.3 °C | 27.8 °C | 17.8 °C | 3.5 °C | 23.4 °C | 9.9 °C | -7.2 °C | 42.0 mm | 0.6 mm | — | — |
| December | 34.2 °C | 20.4 °C | 0.1 °C | 25.7 °C | 13.3 °C | -5.5 °C | 19.2 °C | 5.9 °C | -10.6 °C | 51.8 mm | 0.4 mm | — | — |
Plots
Current Year Climate Trends vs Historical
Max Temperature this Year | 1 of 4
Climate 12-Month Moving Averages
Max Temperature 12-Month MA | 1 of 4
Daily Average Temperatures Throughout the Year
Average Max Temperature Throughout Year | 1 of 3
