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Weather & Climate
Fallston, Maryland, United States
Overview
Climate data and monthly weather averages for Fallston.
Key Metrics
Annual Avg
12.5°C
Summer Avg
24°C
Winter Avg
0.7°C
Record High
39.3°C
Record Low
-19.8°C
Annual Precipitation
1168.7 mm
Avg Humidity
78%
Summer Humidity
73%
Winter Humidity
84%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 19.3° | -0.6° | -17.1° | 69.4 | 84% | 62 | 52.3 |
| Feb | 22.9° | 0.5° | -19.8° | 70.8 | 82% | 80 | 52.3 |
| Mar | 25.6° | 5° | -19° | 87.1 | 80% | 118 | 56.9 |
| Apr | 32.5° | 11.4° | -4.2° | 92.7 | 77% | 149 | 55.5 |
| May | 32.8° | 17.1° | 0.6° | 99.5 | 78% | 171 | 41.5 |
| Jun | 35.7° | 22.3° | 7.3° | 117.9 | 76% | 186 | 37 |
| Jul | 39.3° | 25.3° | 12.4° | 117.5 | 71% | 191 | 36.8 |
| Aug | 37.4° | 24.5° | 12.1° | 113.5 | 72% | 167 | 46 |
| Sep | 35.3° | 20.8° | 5.4° | 111 | 73% | 131 | 50.6 |
| Oct | 34.8° | 13.8° | -1.7° | 109.1 | 78% | 98 | 54.1 |
| Nov | 24.6° | 7.4° | -6.3° | 81.9 | 80% | 70 | 46.6 |
| Dec | 21.2° | 2.2° | -12.1° | 98.3 | 85% | 54 | 53.2 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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