Montgomery County Airport (GAI) 15 Day Weather Forecast, Gaithersburg United States
Current weather conditions and 15 day weather forecast for Montgomery County Airport in Gaithersburg, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at GAI
| 24 August 2026 Mon 15.7 ° C ( 60.3°F )  Clear |
Feels Like : 15 ° C / 59°F Humidity : % 74 Pressure : 1014 mb Wind Speed : 5.8 kmph / 3.6 miles from NW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Montgomery County Airport, Gaithersburg, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 24 August 2026 Mon | Sunny |
15.7 ° C | 27.5 ° C | 21.1 ° C | % 56 | 19.1 km/h | 3% |
| 25 August 2026 Tue | Sunny |
14.9 ° C | 27.6 ° C | 20.8 ° C | % 58 | 17.3 km/h | 4% |
| 26 August 2026 Wed |  Overcast |
16.5 ° C | 28.9 ° C | 22.2 ° C | % 64 | 14.4 km/h | 9% |
| 27 August 2026 Thu | Overcast |
18.5 ° C | 31.2 ° C | 22.9 ° C | % 78 | 18 km/h | 84% |
| 28 August 2026 Fri | Overcast |
19.3 ° C | 29.3 ° C | 22.9 ° C | % 80 | 9.4 km/h | 22% |
| 29 August 2026 Sat | Sunny |
17.8 ° C | 27 ° C | 22 ° C | % 68 | 13.3 km/h | 6% |
| 30 August 2026 Sun |  Cloudy |
19.1 ° C | 29.3 ° C | 23.7 ° C | % 76 | 16.9 km/h | 58% |
| 31 August 2026 Mon | Overcast |
20.3 ° C | 29.8 ° C | 24.5 ° C | % 77 | 9 km/h | 66% |
| 01 September 2026 Tue |  Light rain shower |
20.5 ° C | 26.4 ° C | 23.3 ° C | % 78 | 18 km/h | 68% |
| 02 September 2026 Wed | Overcast |
19.5 ° C | 27.9 ° C | 23 ° C | % 81 | 19.1 km/h | 78% |
| 03 September 2026 Thu | Light rain shower |
21.4 ° C | 27.6 ° C | 23.8 ° C | % 79 | 20.5 km/h | 73% |
| 04 September 2026 Fri | Overcast |
18.1 ° C | 28.8 ° C | 23.2 ° C | % 69 | 9 km/h | 9% |
| 05 September 2026 Sat | Light rain shower |
19.8 ° C | 26.2 ° C | 22.9 ° C | % 82 | 12.6 km/h | 78% |
| 06 September 2026 Sun | Light rain shower |
20.4 ° C | 28.4 ° C | 23.2 ° C | % 91 | 13 km/h | 91% |
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