Grass Lake Rainfall Forecast

Today 31 May
No Rain
Mon 1 Jun
No Rain
Tue 2 Jun
No Rain
Wed 3 Jun
5%
Thu 4 Jun
No Rain
Fri 5 Jun
No Rain
Sat 6 Jun
5%

Grass Lake Rainfall Statistics

May Rainfall

Montague Siskiyou County Airport (17.4 miles)

Total Rainfall 2026
4.8in
Daily Average 2026
0.03in
Wettest Day 8 February, 2026
0.8in
Wet Days 2026
30/151 (20%)
Total Rainfall April
0.8in
Daily Average April
0.03in
Wettest Day 11 April, 2026
0.2in
Wet Days April
9/31 (29%)
Total Rainfall May
1.4in
Daily Average May
0.05in
Wettest Day 27 May, 2026
0.7in
Wet Days May
3/31 (10%)

Climate (2010–Present)

Montague Siskiyou County Airport (17.4 miles)

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Annual Average 2021–2025
7.7in
Monthly Average 2021–2026
0.6in
Daily Average 2021–2026
0.02in
Wettest Day 21 December, 2025
1.3in

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