Sioux County Weather in July
Average highs run from 86°F on July 1 to 90°F on July 31, and lows from 51°F to 55°F. Normal precipitation for the month is 2.21 in over about 8 wet days.
July day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
July at a glance
- Average high
- 89°F
- Average low
- 54°F
- Precipitation
- 2.21 in
- Record high
- 107°FJul 15, 2006
- Record low
- 42°FJul 30, 2009
- Chance of a freeze
- 3%
- Days of 90°F or more
- 15.7
- Daylight
- 15 h 14 min to 14 h 30 min
- Cloud cover
- 48%
- Humidity
- 48%
- Dew point
- 51°F
- Wind
- 9.4 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Jul 1 | 86°F | 51°F | 101°F 2002 | 45°F 2018 | 28% | 0% |
| Jul 2 | 86°F | 52°F | 101°F 2001 | 50°F 2018 | 27% | 0% |
| Jul 3 | 87°F | 52°F | 99°F 2003 | 47°F 2004 | 27% | 0% |
| Jul 4 | 87°F | 52°F | 98°F 2017 | 49°F 2004 | 27% | 0% |
| Jul 5 | 87°F | 52°F | 101°F 2017 | 51°F 2010 | 27% | 0% |
| Jul 6 | 87°F | 52°F | 99°F 2017 | 47°F 2004 | 27% | 0% |
| Jul 7 | 88°F | 53°F | 105°F 2007 | 51°F 2004 | 27% | 0% |
| Jul 8 | 88°F | 53°F | 101°F 2003 | 46°F 2024 | 26% | 0% |
| Jul 9 | 88°F | 53°F | 105°F 2025 | 50°F 2023 | 26% | 0% |
| Jul 10 | 88°F | 53°F | 104°F 2020 | 48°F 2019 | 26% | 0% |
| Jul 11 | 89°F | 53°F | 100°F 2004 | 53°F 2002 | 26% | 0% |
| Jul 12 | 89°F | 54°F | 100°F 2026 | 47°F 2008 | 26% | 0% |
| Jul 13 | 89°F | 54°F | 103°F 2003 | 47°F 2008 | 26% | 0% |
| Jul 14 | 89°F | 54°F | 102°F 2000 | 52°F 2008 | 26% | 0% |
| Jul 15 | 89°F | 54°F | 107°F 2006 | 49°F 2009 | 26% | 0% |
| Jul 16 | 89°F | 54°F | 107°F 2006 | 53°F 2010 | 26% | 0% |
| Jul 17 | 89°F | 54°F | 106°F 2003 | 54°F 2001 | 26% | 0% |
| Jul 18 | 89°F | 54°F | 107°F 2022 | 52°F 2005 | 26% | 0% |
| Jul 19 | 90°F | 55°F | 105°F 2017 | 53°F 2000 | 26% | 0% |
| Jul 20 | 90°F | 55°F | 105°F 2012 | 53°F 2000 | 26% | 0% |
| Jul 21 | 90°F | 55°F | 103°F 2005 | 50°F 2023 | 26% | 0% |
| Jul 22 | 90°F | 55°F | 104°F 2007 | 52°F 2000 | 26% | 0% |
| Jul 23 | 90°F | 55°F | 103°F 2005 | 50°F 2004 | 26% | 0% |
| Jul 24 | 90°F | 55°F | 105°F 2003 | 50°F 2004 | 26% | 0% |
| Jul 25 | 90°F | 55°F | 105°F 2003 | 49°F 2004 | 26% | 0% |
| Jul 26 | 90°F | 55°F | 106°F 2026 | 48°F 2005 | 26% | 0% |
| Jul 27 | 90°F | 55°F | 101°F 2021 | 45°F 2005 | 26% | 0% |
| Jul 28 | 90°F | 55°F | 104°F 2006 | 51°F 2015 | 26% | 0% |
| Jul 29 | 90°F | 55°F | 102°F 2006 | 46°F 2015 | 26% | 0% |
| Jul 30 | 90°F | 55°F | 101°F 2006 | 42°F 2009 | 26% | 0% |
| Jul 31 | 90°F | 55°F | 105°F 2002 | 48°F 2009 | 26% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MDT).
- July 1
- sunrise 5:22 AM, sunset 8:36 PM
- July 31
- sunrise 5:46 AM, sunset 8:16 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00250030 (Agate 3 E), public domain. Records: NOAA GHCN-Daily, station USW00094053, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.