0in

Rain Today

Rain Last Hour
0in

Recorded at Gaithersburg - Montgomery County Airport Updated 16 mins ago (12.6 miles away)

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Real-Time Extremes

Hottest 85.9 °F
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Coldest -40.1 °F
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Windiest 103.6mph
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Wettest (Last Hour) 1in
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Most Humid 100%
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Least Humid 12%
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Highest Pressure 1037.9 hPa
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Lowest Pressure 984.4 hPa
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Lisbon Rainfall Forecast

Today 20 Dec
No Rain
Sun 21 Dec
No Rain
Mon 22 Dec
No Rain
Tue 23 Dec
30%
Wed 24 Dec
5%
Thu 25 Dec
25%
Fri 26 Dec
20%

Lisbon Rainfall Statistics

December Rainfall

Gaithersburg - Montgomery County Airport (12.4 miles)

Total Rainfall 2025
4.5in
Daily Average 2025
0.01in
Wettest Day 30 October, 2025
1in
Wet Days 2025
22/354 (6%)
Total Rainfall November
1.5in
Daily Average November
0.1in
Wettest Day 18 November, 2025
0.3in
Wet Days November
9/30 (30%)
Total Rainfall December
0.9in
Daily Average December
0.1in
Wettest Day 2 December, 2025
0.9in
Wet Days December
2/20 (10%)

Climate (2010–Present)

Gaithersburg - Montgomery County Airport (12.4 miles)

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Annual Average 2020–2024
33.7in
Monthly Average 2020–2025
2.2in
Daily Average 2020–2025
0.1in
Wettest Day 23 June, 2023
2.6in

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