Climate for Station: Casey, Antarctica
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Station Statistics
10-Year Trend
High: +1.72 °C/decade
Low: +2.57 °C/decade
Rain: -0.06 mm/decade
25-Year Trend
High: -0.23 °C/decade
Low: +0.30 °C/decade
Rain: -0.05 mm/decade
50-Year Trend
High: -0.31 °C/decade
Low: -0.48 °C/decade
Rain: -0.02 mm/decade
All-Time Trend
High: -0.23 °C/decade
Low: -0.41 °C/decade
Rain: -0.02 mm/decade
Percentage Above-Average Days
Last 12 Months: 52.9%
This Year: 8.3%
Precipitation Concentration Index (PCI) ℹ️
Last 12 Months: 9.8
Historical Average: 12.8
Percentile Rank of Last 12 Months ℹ️
High: 39th percentile
Low: 48th percentile
Rain: 8th percentile
Change in Variance ℹ️
High: -3.5%
Low: +2.4%
Intraday: -10.1%
Data Coverage
90.8%
First Year of Data
1969
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 | 9.2 °C | — | -33.3 °C | 5.0 °C | — | -35.5 °C | 3.3 °C | — | -41.0 °C | 33.0 mm | — | — | — |
| January | 9.2 °C | 2.4 °C | -5.1 °C | 5.0 °C | -0.4 °C | -9.5 °C | 3.3 °C | -3.0 °C | -12.6 °C | 15.1 mm | 0.6 mm | — | — |
| February | 7.7 °C | -0.1 °C | -12.9 °C | 4.2 °C | -2.9 °C | -13.7 °C | 2.5 °C | -5.7 °C | -18.4 °C | 17.3 mm | 0.7 mm | — | — |
| March | 5.6 °C | -4.4 °C | -25.7 °C | 1.8 °C | -7.3 °C | -26.1 °C | -0.2 °C | -10.8 °C | -27.8 °C | 33.0 mm | 0.8 mm | — | — |
| April | 3.0 °C | -8.5 °C | -29.4 °C | -0.5 °C | -11.8 °C | -31.9 °C | -1.8 °C | -16.0 °C | -34.1 °C | 32.5 mm | 1.0 mm | — | — |
| May | 4.5 °C | -10.8 °C | -31.1 °C | 0.7 °C | -14.8 °C | -33.7 °C | -1.0 °C | -19.1 °C | -34.5 °C | 18.9 mm | 1.0 mm | — | — |
| June | 4.4 °C | -10.9 °C | -32.3 °C | 2.0 °C | -14.8 °C | -31.9 °C | 0.0 °C | -19.4 °C | -36.1 °C | 27.3 mm | 1.1 mm | — | — |
| July | 3.5 °C | -11.1 °C | -32.8 °C | -0.4 °C | -15.0 °C | -35.5 °C | -2.0 °C | -19.9 °C | -41.0 °C | 20.6 mm | 1.2 mm | — | — |
| August | 5.0 °C | -11.6 °C | -31.7 °C | 1.9 °C | -15.1 °C | -35.2 °C | -1.8 °C | -20.0 °C | -40.3 °C | 26.4 mm | 1.0 mm | — | — |
| September | 3.9 °C | -10.8 °C | -33.3 °C | 0.6 °C | -14.1 °C | -31.1 °C | -3.4 °C | -18.9 °C | -37.2 °C | 28.5 mm | 1.0 mm | — | — |
| October | 4.0 °C | -7.9 °C | -25.3 °C | -0.6 °C | -11.4 °C | -26.2 °C | -3.0 °C | -15.7 °C | -31.2 °C | 16.6 mm | 0.7 mm | — | — |
| November | 6.0 °C | -2.5 °C | -16.8 °C | 1.8 °C | -5.6 °C | -18.8 °C | 0.0 °C | -9.5 °C | -23.4 °C | 16.1 mm | 0.7 mm | — | — |
| December | 7.7 °C | 1.5 °C | -5.5 °C | 4.7 °C | -1.2 °C | -11.2 °C | 2.5 °C | -4.0 °C | -13.9 °C | 17.8 mm | 0.7 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
