0.4in

Rain Today

Rain Last Hour
0.1in

Recorded at Hyannis, Barnstable Municipal-Boardman Airport Updated 1 hour 4 mins ago (6.8 miles away)

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Real-Time Extremes

Hottest 91.3 °F
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Coldest 39.1 °F
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Windiest 108.3mph
Chicago / West Chicago, Dupage Airport, IL
Wettest (Last Hour) 0.8in
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Most Humid 100%
Van Wert County Airport, OH
Least Humid 2%
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Highest Pressure 1048.4 hPa
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Lowest Pressure 1001.4 hPa
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Trending Locations

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Osterville Rainfall Forecast

Today 21 Aug
80%
Sat 22 Aug
40%
Sun 23 Aug
80%
Mon 24 Aug
25%
Tue 25 Aug
5%
Wed 26 Aug
5%
Thu 27 Aug
35%

Osterville Rainfall Statistics

August Rainfall

Hyannis, Barnstable Municipal-Boardman Airport (6.2 miles)

Total Rainfall 2026
20.5in
Daily Average 2026
0.1in
Wettest Day 7 July, 2026
2.4in
Wet Days 2026
77/233 (33%)
Total Rainfall July
6.3in
Daily Average July
0.2in
Wettest Day 7 July, 2026
2.4in
Wet Days July
12/31 (39%)
Total Rainfall August
0.6in
Daily Average August
0.03in
Wettest Day 3 August, 2026
0.5in
Wet Days August
4/21 (19%)

Climate (2021–2025)

Hyannis, Barnstable Municipal-Boardman Airport (6.2 miles)

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Annual Average 2021–2025
38.8in
Monthly Average 2021–2026
3.3in
Daily Average 2021–2026
0.1in
Wettest Day 8 August, 2023
3.8in

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