0.3in

Rain Today

Rain Last Hour
0in

Recorded at Rockland, Knox County Regional Airport Updated 17 mins ago (23.7 miles away)

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Real-Time Extremes

Hottest 89.5 °F
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Coldest 26.5 °F
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Windiest 27.5mph
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Wettest (Last Hour) 0.4in
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Most Humid 100%
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Least Humid 16%
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Highest Pressure 1028.1 hPa
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Lowest Pressure 996.6 hPa
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Isle Au Haut - Merchants Cove Rainfall Forecast

Today 29 Sep
70%
Wed 30 Sep
5%
Thu 1 Oct
No Rain
Fri 2 Oct
5%
Sat 3 Oct
40%
Sun 4 Oct
45%
Mon 5 Oct
50%

Isle Au Haut - Merchants Cove Rainfall Statistics

September Rainfall

Rockland, Knox County Regional Airport (23.6 miles)

Total Rainfall 2026
20.7in
Daily Average 2026
0.1in
Wettest Day 23 June, 2026
3.5in
Wet Days 2026
97/272 (36%)
Total Rainfall August
0.4in
Daily Average August
0.01in
Wettest Day 3 August, 2026
0.2in
Wet Days August
9/31 (29%)
Total Rainfall September
1.8in
Daily Average September
0.1in
Wettest Day 18 September, 2026
0.3in
Wet Days September
11/29 (38%)

Climate (2021–2025)

Rockland, Knox County Regional Airport (23.6 miles)

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Annual Average 2021–2025
23.6in
Monthly Average 2021–2026
2.1in
Daily Average 2021–2026
0.1in
Wettest Day 23 June, 2026
3.5in

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