Terreton Rainfall Forecast

Today 18 Oct
No Rain
Mon 19 Oct
No Rain
Tue 20 Oct
5%
Wed 21 Oct
20%
Thu 22 Oct
60%
Fri 23 Oct
85%
Sat 24 Oct
45%

Terreton Rainfall Statistics

October Rainfall

Idaho Falls Regional Airport (28.6 miles)

Total Rainfall 2026
7.1 in
Daily Average 2026
0.02 in
Wettest Day 30 May, 2026
1.5 in
Wet Days 2026
57/291 (20%)
Total Rainfall September
1 in
Daily Average September
0.03 in
Wettest Day 17 September, 2026
0.6 in
Wet Days September
5/30 (17%)
Total Rainfall October
1.3 in
Daily Average October
0.1 in
Wettest Day 11 October, 2026
0.9 in
Wet Days October
4/18 (22%)

Climate (2021–2025)

Idaho Falls Regional Airport (28.6 miles)

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Annual Average 2021–2025
9.2 in
Monthly Average 2021–2026
0.7 in
Daily Average 2021–2026
0.02 in
Wettest Day 30 May, 2026
1.5 in

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