Gravel Island National Wildlife Refuge Rainfall Forecast

Today 14 May
No Rain
Fri 15 May
25%
Sat 16 May
20%
Sun 17 May
55%
Mon 18 May
50%
Tue 19 May
65%
Wed 20 May
30%

Gravel Island National Wildlife Refuge Rainfall Statistics

May Rainfall

Ephraim-Gibraltar Airport (11.2 miles)

Total Rainfall 2026
6.8in
Daily Average 2026
0.1in
Wettest Day 8 January, 2026
1.4in
Wet Days 2026
29/134 (22%)
Total Rainfall April
0.5in
Daily Average April
0.02in
Wettest Day 29 April, 2026
0.2in
Wet Days April
10/30 (33%)
Total Rainfall May
0.4in
Daily Average May
0.04in
Wettest Day 12 May, 2026
0.4in
Wet Days May
1/14 (7%)

Climate (2015–Present)

Ephraim-Gibraltar Airport (11.2 miles)

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Annual Average 2021–2025
29.4in
Monthly Average 2021–2026
2.5in
Daily Average 2021–2026
0.1in
Wettest Day 5 July, 2025
4.6in

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