Sullivan, IL
09/07/2025 08:40:00 AM
Station
Time: 08:40
Date: 07 Sep 2025
Latitude: 39° 35.98' N
Longitude: 088° 42.56' W
Elevation: 650 feet
Daylight: 12:47
Sun
Start civil twilight: 06:00:48 AM
Sunrise: 06:28:33 AM
Transit: 12:52:41 PM
Sunset: 07:16:09 PM
End civil twilight: 07:43:50 PM
Azimuth: 103.2°
Altitude: 24.3°
Right ascension: 166.4°
Declination: 5.8°
Equinox: 09/22/2025 01:19:14 PM
Solstice: 12/21/2025 09:02:48 AM
Moon
Rise: 07:19:44 PM
Transit: 12:28:21 AM
Set: 06:12:42 AM
Azimuth: 283.5°
Altitude: -27.6°
Right ascension: 343.6°
Declination: -7.8°
Full moon: 09/07/2025 01:08:46 PM
New moon: 09/21/2025 02:54:01 PM
Phase: Full
100% full
Temperature (°F)
Current: 50.7
Day Average: 48.4
Day High: 55.6 at 12:18:15 AM
Day Low: 44.4 at 06:42:47 AM
Week Average: 48.4
Week High: 55.6 at 12:18:15 AM (Sunday)
Week Low: 44.4 at 06:42:47 AM (Sunday)
Month Average: 64.1
Month High: 82.2 on 09/03/2025 02:03:23 PM
Month Low: 44.4 on 09/07/2025 06:42:47 AM
Year Average: 56.9
Year High: 94.7 on 08/16/2025 02:47:34 PM
Year Low: -3.5 on 01/21/2025 07:50:00 AM
All Time Average: 54.9
All Time High: 104.3 on 07/07/2012 01:40:00 PM
All Time Low: -12.9 on 01/30/2019 07:50:00 AM
Humidity (%)
Current: 89
Day Average: 86
Day High: 92 at 04:58:21 AM
Day Low: 74 at 12:19:03 AM
Week Average: 86
Week High: 92 at 04:58:21 AM (Sunday)
Week Low: 74 at 12:19:03 AM (Sunday)
Month Average: 70
Month High: 95 on 09/02/2025 08:03:58 AM
Month Low: 36 on 09/02/2025 01:58:27 PM
Year Average: 76
Year High: 100 on 04/05/2025 10:17:43 AM
Year Low: 22 on 05/10/2025 02:06:17 PM
All Time Average: 76
All Time High: 100 on 12/27/2008 03:23:00 PM
All Time Low: 12 on 05/06/2008 01:02:00 PM
Dew Point (°F)
Current: 47.6
Day Average: 44.3
Day High: 48.3 at 12:41:17 AM
Day Low: 41.4 at 06:42:47 AM
Week Average: 44.3
Week High: 48.3 at 12:41:17 AM (Sunday)
Week Low: 41.4 at 06:42:47 AM (Sunday)
Month Average: 44.3
Month High: 64.3 on 09/03/2025 08:16:59 PM
Month Low: 41.4 on 09/07/2025 06:42:47 AM
Year Average: 48.6
Year High: 84.0 on 07/28/2025 05:01:01 PM
Year Low: -12.0 on 01/21/2025 11:35:00 AM
All Time Average: 46.8
All Time High: 85.4 on 07/11/2011 04:11:00 PM
All Time Low: -24.6 on 01/20/2008 06:20:00 AM
Wind Chill (°F)
Current: 50.7
Day Low: 44.4 at 06:42:47 AM
Week Low: 44.4 at 06:42:47 AM (Sunday)
Month Low: 44.4 on 09/07/2025 06:42:47 AM
Year Low: -11.3 on 01/21/2025 06:20:00 AM
All Time Low: -33.1 on 01/06/2014 05:21:00 AM
Heat Index (°F)
Current: 49.7
Day High: 54.4 at 12:18:23 AM
Week High: 54.4 at 12:18:23 AM (Sunday)
Month High: 82.9 on 09/03/2025 01:13:29 PM
Year High: 116.4 on 07/28/2025 02:55:00 PM
All Time High: 127.9 on 08/03/2010 04:06:00 PM
Barometer ( inHg)
Current: 30.214
Day Average: 30.154
Day High: 30.215 at 08:37:01 AM
Day Low: 30.114 at 12:03:01 AM
Week Average: 30.154
Week High: 30.215 at 08:37:01 AM (Sunday)
Week Low: 30.114 at 12:03:01 AM (Sunday)
Month Average: 29.958
Month High: 30.215 on 09/07/2025 08:37:01 AM
Month Low: 29.695 on 09/03/2025 07:13:32 PM
Year Average: 30.006
Year High: 30.745 on 01/21/2025 10:30:00 AM
Year Low: 29.035 on 03/05/2025 05:40:00 AM
All Time Average: 30.026
All Time High: 30.952 on 02/09/2019 09:00:00 AM
All Time Low: 29.004 on 01/09/2024 12:55:00 PM
Wind ( mph)
Current: 2 NNW
Day Average: 0 NNW
Day High: 8 at 08:36:51 AM
Week Average: 0 NNW
Week High: 8 at 08:36:51 AM (Sunday)
Month Average: 2 WNW
Month High: 23 on 09/06/2025 03:37:44 PM
Year Average: 4 SW
Year High: 50 on 03/14/2025 11:55:00 PM
All Time Average: 4 SW
All Time High: 59 on 03/05/2022 11:50:00 PM
Rain ( in - in/hr)
Rate: 0.00
Day: 0.00
Day High Rate: 0.00 at 12:02:39 AM
Week: 0.00
Week High Rate: 0.00 at 12:02:39 AM (Sunday)
Month: 0.05
Month High Rate: 0.96 on 09/03/2025 09:57:51 PM
Year: 23.03
Year High Rate: 7.58 on 04/04/2025 05:22:13 PM
All Time High Rate: 9.93 on 08/26/2021 03:15:00 PM
Inside Temperature (°F)
Current: 71.1
Day Average: 73.4
Day High: 75.9 at 12:02:39 AM
Day Low: 71.1 at 08:38:59 AM
Week Average: 73.4
Week High: 75.9 at 12:02:39 AM (Sunday)
Week Low: 71.1 at 08:38:59 AM (Sunday)
Month Average: 76.7
Month High: 80.8 on 09/02/2025 05:45:01 PM
Month Low: 71.1 on 09/07/2025 08:38:59 AM
Year Average: 75.1
Year High: 94.7 on 06/22/2025 07:43:01 PM
Year Low: 46.9 on 02/20/2025 07:40:00 AM
All Time Average: 73.5
All Time High: 98.4 on 07/05/2022 05:40:00 PM
All Time Low: 30.4 on 02/07/2022 07:05:00 AM
Inside Humidity (°F)
Current: 40
Day Average: 40
Day High: 40 at 12:02:39 AM
Day Low: 39 at 04:17:59 AM
Week Average: 40
Week High: 40 at 12:02:39 AM (Sunday)
Week Low: 39 at 04:17:59 AM (Sunday)
Month Average: 43
Month High: 51 on 09/03/2025 11:08:01 PM
Month Low: 36 on 09/06/2025 04:22:00 PM
Year Average: 50
Year High: 70 on 07/20/2025 03:02:00 PM
Year Low: 22 on 01/21/2025 05:00:00 PM
All Time Average: 49
All Time High: 73 on 09/01/2020 08:50:00 PM
All Time Low: 10 on 11/20/2017 03:20:00 PM