< Previous Month Next Month >

Shetland September Weather

Averages and records for weather in Shetland, United Kingdom in the month of September.

Typical Shetland September Weather 1991–2020
Average daily high	13.0 °C
Average daily low	9.1 °C
Average monthly precipitation	10.6 cm
Daily chance of precipitation	72.1%

Shetland September Weather Records 1929–2024
Highest temperature	20.7 °C	September 7, 2023
Lowest temperature	-0.6 °C	September 30, 1954
Highest daily low	13.9 °C	September 3, 1939
Lowest daily high	6.1 °C	September 30, 1954
Hottest average high temperature	14.4 °C	2023
Coldest average high temperature	10.6 °C	1952
Most daily precipitation	5.7 cm	September 2, 1931
Most monthly precipitation	18.1 cm	1979

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	13.9	9.8	16.7	3.9
September 2	13.8	9.8	18.3	4.4
September 3	13.8	9.7	17.0	5.0
September 4	13.7	9.6	18.3	4.1
September 5	13.6	9.6	17.2	3.3
September 6	13.6	9.5	17.9	1.6
September 7	13.5	9.5	20.7	2.2
September 8	13.5	9.4	18.9	2.3
September 9	13.4	9.4	18.0	1.7
September 10	13.4	9.4	16.4	1.7
September 11	13.3	9.3	17.2	4.1
September 12	13.3	9.3	17.2	1.1
September 13	13.2	9.2	15.8	3.3
September 14	13.1	9.2	16.1	3.3
September 15	13.1	9.1	16.7	2.2
September 16	13.0	9.0	18.6	4.2
September 17	12.9	9.0	16.1	3.9
September 18	12.8	8.9	16.7	3.2
September 19	12.7	8.8	18.3	0.6
September 20	12.6	8.8	18.2	1.7
September 21	12.6	8.7	18.8	1.7
September 22	12.5	8.6	15.6	2.2
September 23	12.4	8.6	16.9	2.1
September 24	12.3	8.5	16.7	0.6
September 25	12.2	8.4	15.1	2.2
September 26	12.2	8.3	15.0	2.2
September 27	12.1	8.2	18.2	0.6
September 28	12.0	8.1	16.7	2.2
September 29	11.9	8.1	18.2	1.7
September 30	11.9	8.0	16.1	-0.6

Weather Station Details

Years	Station	Coordinates
1929–2024	Lerwick	location