Gateway Lake Weather Forecast

Today 25 Oct
- 45
- 63
Rain Showers Likely
Mon 26 Oct
- 46
- 60
Rain Showers Likely
Tue 27 Oct
- 50
- 66
Chance Rain Showers
Wed 28 Oct
- 46
- 72
Mostly Sunny
Thu 29 Oct
- 54
- 72
Chance Rain Showers
Fri 30 Oct
- 54
- 75
Chance Rain Showers

Today 25 Oct
1. 12 am
2. 1 am
3. 2 am
4. 3 am
5. 4 am
6. 5 am
7. 6 am
8. 7 am
9. 8 am
10. 9 am
11. 10 am
12. 11 am
13. 12 pm
14. 1 pm
15. 2 pm
16. 3 pm
17. 4 pm
18. 5 pm
19. 6 pm
20. 7 pm
21. 8 pm
22. 9 pm
23. 10 pm
24. 11 pm
Mon 26 Oct
1. 12 am
2. 1 am
3. 2 am
4. 3 am
5. 4 am
6. 5 am
7. 6 am
8. 7 am
9. 8 am
10. 9 am
11. 10 am
12. 11 am
13. 12 pm
14. 1 pm
15. 2 pm
16. 3 pm
17. 4 pm
18. 5 pm
19. 6 pm
20. 7 pm
21. 8 pm
22. 9 pm
23. 10 pm
Tue 27 Oct
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
Wed 28 Oct
1. 1 am
2. 7 am
3. 1 pm
4. 7 pm
Thu 29 Oct
1. 1 am
2. 7 am
3. 1 pm
4. 7 pm
Fri 30 Oct
1. 1 am
2. 7 am
3. 1 pm
4. 7 pm
Sat 31 Oct
1. 1 am
2. 7 am
3. 1 pm
4. 7 pm

Today 25 Oct Dakota

Partly sunny. Highs in the lower 60s. Northeast Winds 5 to 10 Mph.

Tonight 25 Oct Dakota

Cloudy. Showers likely after midnight. Lows in the mid 40s. Northeast Winds 5 to 10 Mph. Chance of rain 70 percent.

Gateway Lake Temperature Statistics

October Temperature

Sioux City, Sioux Gateway Airport (3.1 miles)

Lowest 26 January, 2026
-12.4 °F
Average 2026
57 °F
Highest 20 July, 2026
101.6 °F
Lowest 10 September, 2026
50.6 °F
Average September
69.5 °F
Highest 18 September, 2026
96.7 °F
Lowest 17 October, 2026
27.6 °F
Average October
60.9 °F
Highest 10 October, 2026
93.7 °F

Climate (2021–2026)

Sioux City, Sioux Gateway Airport (3.1 miles)

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Average Low 2021–2026
39.3 °F
Average 2021–2026
51.4 °F
Average High 2021–2026
63.5 °F

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Gateway Lake Weather Forecast

Today 25 Oct Dakota

Tonight 25 Oct Dakota

Mon 26 Oct Dakota

Mon 26 Oct Dakota

Tue 27 Oct Dakota

Tue 27 Oct Dakota

Wed 28 Oct Dakota

Wed 28 Oct Dakota

Thu 29 Oct Dakota

Thu 29 Oct Dakota

Fri 30 Oct Dakota

Fri 30 Oct Dakota

Sat 31 Oct Dakota

Temperature Forecast NOAA

Temperature Real-Time

Omaha Radar

National Satellite

National Synoptic

Gateway Lake Temperature Statistics

October Temperature

Sioux City, Sioux Gateway Airport (3.1 miles)

Lowest 26 January, 2026

Average 2026

Highest 20 July, 2026

Lowest 10 September, 2026

Average September

Highest 18 September, 2026

Lowest 17 October, 2026

Average October

Highest 10 October, 2026

Climate (2021–2026)

Sioux City, Sioux Gateway Airport (3.1 miles)

Average Low 2021–2026

Average 2021–2026

Average High 2021–2026