Research Article
Temporal and Spatial Variability of Air Temperatures in Estonia during 1756–2014
Table 2
Statistical indicators of the average air temperatures (°C) in Tartu by periods of time.
| Indicator | Period | Jan. | Feb. | Mar. | Apr. | May | Jun. | Jul. | Aug. | Sep. | Oct. | Nov. | Dec. | Year |
| Median | 1821–1900 | −7.1 | −6.6 | −3.4 | 3.1 | 10.3 | 15.2 | 17.1 | 15.4 | 10.9 | 5.2 | −0.8 | −4.4 | 4.5 | 1901–2014 | −5.3 | −6.0 | −1.8 | 4.3 | 10.7 | 14.6 | 16.9 | 15.7 | 10.8 | 5.5 | 0.5 | −3.4 | 4.9 | 1821–2014 | −6.4 | −6.3 | −2.6 | 3.7 | 10.5 | 14.9 | 16.9 | 15.6 | 10.8 | 5.4 | −0.1 | −3.7 | 4.8 |
| Average | 1821–1900 | −7.4 | −6.9 | −3.3 | 3.2 | 10.1 | 15.2 | 17.2 | 15.6 | 10.9 | 5.3 | −0.7 | −4.8 | 4.5 | 1901–2014 | −6.1 | −6.2 | −2.4 | 4.4 | 10.7 | 14.7 | 17.1 | 15.6 | 10.8 | 5.4 | 0.3 | −3.2 | 4.9 | 1821–2014 | −6.6 | −6.5 | −2.7 | 3.9 | 10.5 | 14.9 | 17.1 | 15.6 | 10.8 | 5.3 | −0.1 | −3.9 | 4.8 |
| St. dev. | 1821–1900 | 3.9 | 3.5 | 2.7 | 1.9 | 2.2 | 1.6 | 1.9 | 1.5 | 1.5 | 1.8 | 2.3 | 3.0 | 1.0 | 1901–2014 | 4.0 | 3.8 | 3.0 | 2.1 | 2.1 | 1.7 | 1.9 | 1.5 | 1.6 | 1.9 | 2.3 | 3.2 | 1.1 | 1821–2014 | 3.9 | 4.0 | 3.1 | 2.1 | 2.0 | 1.7 | 1.9 | 1.5 | 1.6 | 1.9 | 2.3 | 3.3 | 1.1 |
| Max. | 1821–1900 | 0.0 | 0.0 | 1.9 | 7.7 | 15.1 | 19.0 | 21.9 | 19.8 | 14.7 | 8.4 | 4.3 | 0.3 | 6.6 | 1901–2014 | 1.7 | 2.4 | 4.4 | 9.3 | 18.3 | 19.2 | 22.6 | 20.2 | 14.7 | 8.9 | 4.2 | 3.3 | 7.2 | 1821–2014 | 1.7 | 2.4 | 4.4 | 9.3 | 18.3 | 19.2 | 22.6 | 20.2 | 14.7 | 8.9 | 4.3 | 3.3 | 7.2 |
| Min. | 1821–1900 | −17.0 | −17.6 | −9.6 | −0.5 | 3.8 | 10.6 | 11.0 | 12.4 | 7.3 | −0.3 | −5.5 | −14.2 | 2.3 | 1901–2014 | −16.6 | −15.5 | −10.8 | −0.9 | 6.4 | 10.9 | 10.6 | 12.4 | 6.6 | 0.0 | −6.8 | −13.4 | 2.5 | 1821–2014 | −17.0 | −17.6 | −10.8 | −0.9 | 3.8 | 10.6 | 10.6 | 12.4 | 6.6 | −0.3 | −6.8 | −14.2 | 2.3 |
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