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Tallinn September Weather

Averages and records for weather in Tallinn, Estonia in the month of September.

Typical Tallinn September Weather 1991–2020
Average daily high	16.1 °C
Average daily low	8.4 °C
Average monthly precipitation	6.0 cm
Daily chance of precipitation	45.9%

Tallinn September Weather Records 1870–2024
Highest temperature	28.5 °C	September 1, 1938
Lowest temperature	-4.7 °C	September 24, 1973
Highest daily low	19.0 °C	September 2, 1938
Lowest daily high	4.4 °C	September 26, 1973
Hottest average high temperature	19.6 °C	1934
Coldest average high temperature	10.9 °C	1993
Most daily precipitation	7.5 cm	September 8, 1985
Most monthly precipitation	19.4 cm	1957

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°C)		Record (°C)
Day	High	Low	High	Low
September 1	18.7	10.5	28.5	1.9
September 2	18.5	10.4	27.6	1.5
September 3	18.3	10.2	27.4	0.2
September 4	18.1	10.1	26.8	1.2
September 5	17.9	9.9	28.0	2.4
September 6	17.7	9.8	27.2	1.0
September 7	17.6	9.6	27.7	2.3
September 8	17.4	9.5	26.7	2.3
September 9	17.2	9.4	24.7	-0.6
September 10	17.0	9.2	26.4	2.9
September 11	16.9	9.0	25.0	1.0
September 12	16.7	8.9	22.6	1.7
September 13	16.6	8.7	22.9	-1.4
September 14	16.4	8.6	24.5	-1.3
September 15	16.2	8.5	23.0	1.9
September 16	16.0	8.4	23.4	-0.3
September 17	15.8	8.2	24.7	0.0
September 18	15.6	8.1	21.5	-1.3
September 19	15.4	7.9	22.7	0.8
September 20	15.2	7.8	22.2	-2.1
September 21	15.0	7.7	23.8	-1.8
September 22	14.8	7.5	22.0	-1.0
September 23	14.6	7.4	22.9	-1.1
September 24	14.5	7.2	23.1	-4.7
September 25	14.3	7.1	21.4	-4.6
September 26	14.0	7.0	23.3	-3.2
September 27	13.8	6.8	22.9	-3.9
September 28	13.6	6.7	21.5	-3.7
September 29	13.4	6.6	22.1	-1.2
September 30	13.2	6.4	20.4	-4.1

Weather Station Details

Years	Station	Coordinates
1870–2024	Tallinn	location