Daily / Monthly Weather History From Southampton Weather Station
Daily Report for the month of September 2026
| Sep 1 Average and Extremes |
| Average temperature | 16.0°C |
| Average humidity | 77% |
| Average dewpoint | 11.7°C |
| Average barometer | 1019.9 mb |
| Average windspeed | 1.2 mph |
| Average gustspeed | 2.5 mph |
| Average direction | 228° ( SW) |
| Rainfall for month | 0.0 mm |
| Rainfall for year | 540.8 mm |
| Maximum rain per minute | 0.0 mm on day 01 at time 00:00 |
| Maximum temperature | 22.1°C on day 01 at time 14:27 |
| Minimum temperature | 10.4°C on day 01 at time 05:38 |
| Maximum humidity | 95% on day 01 at time 07:51 |
| Minimum humidity | 52% on day 01 at time 13:31 |
| Maximum pressure | 1022.0 mb on day 01 at time 10:58 |
| Minimum pressure | 1019.0 mb on day 01 at time 23:29 |
| Maximum windspeed | 6.9 mph on day 01 at time 15:32 |
| Maximum gust speed | 11.5 mph from 270 °( W ) on day 01 at time 14:17 |
| Maximum heat index | 24.9°C on day 01 at time 12:25 |
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| Sep 2 Average and Extremes |
| Average temperature | 16.2°C |
| Average humidity | 93% |
| Average dewpoint | 15.1°C |
| Average barometer | 1018.7 mb |
| Average windspeed | 2.3 mph |
| Average gustspeed | 4.0 mph |
| Average direction | 222° ( SW) |
| Rainfall for month | 1.4 mm |
| Rainfall for year | 542.2 mm |
| Maximum rain per minute | 0.2 mm on day 02 at time 16:18 |
| Maximum temperature | 19.0°C on day 02 at time 12:52 |
| Minimum temperature | 14.1°C on day 02 at time 04:40 |
| Maximum humidity | 98% on day 02 at time 23:59 |
| Minimum humidity | 76% on day 02 at time 12:43 |
| Maximum pressure | 1021.0 mb on day 02 at time 02:29 |
| Minimum pressure | 1017.0 mb on day 02 at time 22:29 |
| Maximum windspeed | 8.1 mph on day 02 at time 13:30 |
| Maximum gust speed | 16.1 mph from 158 °(SSE) on day 02 at time 12:02 |
| Maximum heat index | 19.0°C on day 02 at time 12:52 |
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| Sep 3 Average and Extremes |
| Average temperature | 19.0°C |
| Average humidity | 93% |
| Average dewpoint | 17.9°C |
| Average barometer | 1017.2 mb |
| Average windspeed | 3.4 mph |
| Average gustspeed | 5.3 mph |
| Average direction | 216° ( SW) |
| Rainfall for month | 1.4 mm |
| Rainfall for year | 542.2 mm |
| Maximum rain per minute | 0.0 mm on day 03 at time 23:59 |
| Maximum temperature | 23.9°C on day 03 at time 13:30 |
| Minimum temperature | 16.2°C on day 03 at time 03:28 |
| Maximum humidity | 98% on day 03 at time 23:59 |
| Minimum humidity | 82% on day 03 at time 14:32 |
| Maximum pressure | 1019.0 mb on day 03 at time 14:59 |
| Minimum pressure | 1015.0 mb on day 03 at time 22:44 |
| Maximum windspeed | 6.9 mph on day 03 at time 21:07 |
| Maximum gust speed | 15.0 mph from 135 °( SE) on day 03 at time 19:47 |
| Maximum heat index | 23.9°C on day 03 at time 13:29 |
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| Sep 4 Average and Extremes |
| Average temperature | 17.1°C |
| Average humidity | 85% |
| Average dewpoint | 14.4°C |
| Average barometer | 1015.0 mb |
| Average windspeed | 3.1 mph |
| Average gustspeed | 5.0 mph |
| Average direction | 249° (WSW) |
| Rainfall for month | 2.9 mm |
| Rainfall for year | 543.7 mm |
| Maximum rain per minute | 0.5 mm on day 04 at time 08:31 |
| Maximum temperature | 20.9°C on day 04 at time 12:28 |
| Minimum temperature | 12.6°C on day 04 at time 23:59 |
| Maximum humidity | 98% on day 04 at time 10:22 |
| Minimum humidity | 60% on day 04 at time 16:19 |
| Maximum pressure | 1020.0 mb on day 04 at time 23:59 |
| Minimum pressure | 1011.0 mb on day 04 at time 05:44 |
| Maximum windspeed | 8.1 mph on day 04 at time 07:52 |
| Maximum gust speed | 18.4 mph from 225 °( SW) on day 04 at time 12:39 |
| Maximum heat index | 23.6°C on day 04 at time 13:49 |
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| Sep 5 Average and Extremes |
| Average temperature | 15.6°C |
| Average humidity | 74% |
| Average dewpoint | 10.5°C |
| Average barometer | 1022.9 mb |
| Average windspeed | 1.5 mph |
| Average gustspeed | 2.9 mph |
| Average direction | 232° ( SW) |
| Rainfall for month | 2.9 mm |
| Rainfall for year | 543.7 mm |
| Maximum rain per minute | 0.0 mm on day 05 at time 23:59 |
| Maximum temperature | 21.7°C on day 05 at time 15:42 |
| Minimum temperature | 10.9°C on day 05 at time 05:02 |
| Maximum humidity | 97% on day 05 at time 07:31 |
| Minimum humidity | 44% on day 05 at time 14:19 |
| Maximum pressure | 1025.0 mb on day 05 at time 23:59 |
| Minimum pressure | 1019.0 mb on day 05 at time 01:28 |
| Maximum windspeed | 5.8 mph on day 05 at time 17:06 |
| Maximum gust speed | 9.2 mph from 270 °( W ) on day 05 at time 18:16 |
| Maximum heat index | 25.2°C on day 05 at time 13:12 |
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| Sep 6 Average and Extremes |
| Average temperature | 17.8°C |
| Average humidity | 77% |
| Average dewpoint | 13.5°C |
| Average barometer | 1020.2 mb |
| Average windspeed | 1.7 mph |
| Average gustspeed | 2.9 mph |
| Average direction | 268° ( W ) |
| Rainfall for month | 2.9 mm |
| Rainfall for year | 543.7 mm |
| Maximum rain per minute | 0.0 mm on day 06 at time 23:59 |
| Maximum temperature | 25.3°C on day 06 at time 13:45 |
| Minimum temperature | 12.7°C on day 06 at time 03:19 |
| Maximum humidity | 93% on day 06 at time 07:56 |
| Minimum humidity | 47% on day 06 at time 14:40 |
| Maximum pressure | 1025.0 mb on day 06 at time 01:29 |
| Minimum pressure | 1015.0 mb on day 06 at time 23:59 |
| Maximum windspeed | 6.9 mph on day 06 at time 09:37 |
| Maximum gust speed | 11.5 mph from 225 °( SW) on day 06 at time 09:36 |
| Maximum heat index | 26.1°C on day 06 at time 13:45 |
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| Sep 7 Average and Extremes |
| Average temperature | 18.0°C |
| Average humidity | 85% |
| Average dewpoint | 15.4°C |
| Average barometer | 1016.0 mb |
| Average windspeed | 1.8 mph |
| Average gustspeed | 3.2 mph |
| Average direction | 228° ( SW) |
| Rainfall for month | 2.9 mm |
| Rainfall for year | 543.7 mm |
| Maximum rain per minute | 0.0 mm on day 07 at time 23:59 |
| Maximum temperature | 22.4°C on day 07 at time 14:30 |
| Minimum temperature | 14.7°C on day 07 at time 05:25 |
| Maximum humidity | 98% on day 07 at time 08:54 |
| Minimum humidity | 70% on day 07 at time 16:52 |
| Maximum pressure | 1018.0 mb on day 07 at time 12:14 |
| Minimum pressure | 1014.0 mb on day 07 at time 23:59 |
| Maximum windspeed | 6.9 mph on day 07 at time 14:31 |
| Maximum gust speed | 11.5 mph from 180 °( S ) on day 07 at time 18:48 |
| Maximum heat index | 23.3°C on day 07 at time 14:30 |
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| Sep 8 Average and Extremes |
| Average temperature | 13.8°C |
| Average humidity | 91% |
| Average dewpoint | 12.3°C |
| Average barometer | 1009.6 mb |
| Average windspeed | 1.4 mph |
| Average gustspeed | 2.7 mph |
| Average direction | 319° ( NW) |
| Rainfall for month | 27.0 mm |
| Rainfall for year | 567.8 mm |
| Maximum rain per minute | 0.4 mm on day 08 at time 03:51 |
| Maximum temperature | 16.3°C on day 08 at time 16:49 |
| Minimum temperature | 11.2°C on day 08 at time 23:59 |
| Maximum humidity | 98% on day 08 at time 14:50 |
| Minimum humidity | 71% on day 08 at time 18:01 |
| Maximum pressure | 1014.0 mb on day 08 at time 01:44 |
| Minimum pressure | 1005.0 mb on day 08 at time 13:29 |
| Maximum windspeed | 5.8 mph on day 08 at time 19:05 |
| Maximum gust speed | 11.5 mph from 023 °(NNE) on day 08 at time 18:51 |
| Maximum heat index | 16.3°C on day 08 at time 16:49 |
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| Sep 9 Average and Extremes |
| Average temperature | 13.7°C |
| Average humidity | 77% |
| Average dewpoint | 9.3°C |
| Average barometer | 1016.8 mb |
| Average windspeed | 0.9 mph |
| Average gustspeed | 2.0 mph |
| Average direction | 334° (NNW) |
| Rainfall for month | 27.0 mm |
| Rainfall for year | 567.8 mm |
| Maximum rain per minute | 0.0 mm on day 09 at time 23:59 |
| Maximum temperature | 19.4°C on day 09 at time 14:49 |
| Minimum temperature | 8.9°C on day 09 at time 07:10 |
| Maximum humidity | 98% on day 09 at time 09:01 |
| Minimum humidity | 50% on day 09 at time 15:47 |
| Maximum pressure | 1019.0 mb on day 09 at time 23:59 |
| Minimum pressure | 1012.5 mb on day 09 at time 00:01 |
| Maximum windspeed | 4.6 mph on day 09 at time 10:55 |
| Maximum gust speed | 8.1 mph from 00 °( N ) on day 09 at time 12:04 |
| Maximum heat index | 19.4°C on day 09 at time 14:49 |
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| Sep 10 Average and Extremes |
| Average temperature | 14.3°C |
| Average humidity | 82% |
| Average dewpoint | 11.1°C |
| Average barometer | 1017.2 mb |
| Average windspeed | 1.8 mph |
| Average gustspeed | 2.9 mph |
| Average direction | 241° (WSW) |
| Rainfall for month | 27.1 mm |
| Rainfall for year | 567.9 mm |
| Maximum rain per minute | 0.1 mm on day 10 at time 20:17 |
| Maximum temperature | 19.1°C on day 10 at time 12:21 |
| Minimum temperature | 9.4°C on day 10 at time 06:53 |
| Maximum humidity | 95% on day 10 at time 23:59 |
| Minimum humidity | 65% on day 10 at time 12:23 |
| Maximum pressure | 1019.0 mb on day 10 at time 13:29 |
| Minimum pressure | 1015.0 mb on day 10 at time 23:44 |
| Maximum windspeed | 5.8 mph on day 10 at time 20:18 |
| Maximum gust speed | 12.7 mph from 180 °( S ) on day 10 at time 15:46 |
| Maximum heat index | 19.1°C on day 10 at time 12:21 |
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| Sep 11 Average and Extremes |
| Average temperature | 16.3°C |
| Average humidity | 84% |
| Average dewpoint | 13.3°C |
| Average barometer | 1019.5 mb |
| Average windspeed | 0.7 mph |
| Average gustspeed | 1.8 mph |
| Average direction | 117° (ESE) |
| Rainfall for month | 30.1 mm |
| Rainfall for year | 570.9 mm |
| Maximum rain per minute | 0.2 mm on day 11 at time 02:15 |
| Maximum temperature | 20.2°C on day 11 at time 15:04 |
| Minimum temperature | 12.4°C on day 11 at time 23:48 |
| Maximum humidity | 98% on day 11 at time 09:54 |
| Minimum humidity | 60% on day 11 at time 15:29 |
| Maximum pressure | 1024.0 mb on day 11 at time 23:59 |
| Minimum pressure | 1015.0 mb on day 11 at time 06:14 |
| Maximum windspeed | 4.6 mph on day 11 at time 01:25 |
| Maximum gust speed | 9.2 mph from 225 °( SW) on day 11 at time 01:24 |
| Maximum heat index | 24.3°C on day 11 at time 15:08 |
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| Average and Extremes for Month of September 2026 up to day 11 |
| Average temperature | 16.2°C |
| Average humidity | 84% |
| Average dewpoint | 13.1°C |
| Average barometer | 1017.6 mb |
| Average windspeed | 1.8 mph |
| Average gustspeed | 3.2 mph |
| Average direction | 237° (WSW) |
| Rainfall for month | 30.1 mm |
| Rainfall for year | 570.9 mm |
| Maximum rain per minute | 0.5 mm on day 04 at time 08:31 |
| Maximum temperature | 25.3°C on day 06 at time 13:45 |
| Minimum temperature | 8.9°C on day 09 at time 07:10 |
| Maximum humidity | 98% on day 11 at time 09:54 |
| Minimum humidity | 44% on day 05 at time 14:19 |
| Maximum pressure | 1025.0 mb on day 06 at time 01:29 |
| Minimum pressure | 1005.0 mb on day 08 at time 13:29 |
| Maximum windspeed | 8.1 mph from 225°( SW) on day 04 at time 07:52 |
| Maximum gust speed | 18.4 mph from 315°( NW) on day 04 at time 12:39 |
| Maximum heat index | 26.1°C on day 06 at time 13:45 |
| Growing degrees days :72.7 | GDD |
| Corn growing degrees days | :239.9 GDD |
| Daily Rain Totals |
| 01.4 mm on day 2 |
| 01.5 mm on day 4 |
| 24.1 mm on day 8 |
| 00.1 mm on day 10 |
| 03.0 mm on day 11 |