Lake Powell Rainfall Forecast

Today 18 Sep
5%< 1mm
Fri 19 Sep
40%< 1mm
Sat 20 Sep
20%< 1mm
Sun 21 Sep
25%< 1mm
Mon 22 Sep
25%< 1mm
Tue 23 Sep
10%< 1mm
Wed 24 Sep
10%< 1mm

Lake Powell Rainfall Statistics View More

September Rainfall

Ultima (Post Office) (92km)

Total Rainfall 2025
183.8mm
Daily Average 2025
0.7mm
Wettest Day 26 April, 2025
36.8mm
Wet Days 2025
81/261 (31%)
Total Rainfall August
21mm
Daily Average August
0.7mm
Wettest Day 30 August, 2025
5mm
Wet Days August
14/31 (45%)
Total Rainfall September
16.8mm
Daily Average September
1mm
Wettest Day 17 September, 2025
7.2mm
Wet Days September
8/18 (44%)

Climate (2010–Present)

Ultima (Post Office) (92km)

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Annual Average 2020–2024
373.1mm
Monthly Average 2020–2025
30.2mm
Daily Average 2020–2025
1mm
Wettest Day 29 November, 2023
90.2mm

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