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Rockville

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Rockville Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Rockville year round climate

  • Spring (March–May): Average 8.1–17.5°C, mild climate, but with more rainfall and occasional overcast days. Common activities: Outdoor walks, visiting museums. Recommended clothing: Light jacket, comfortable long-sleeved shirts and pants.
  • Summer (June–August): Average 22.3–25.3°C, warm and humid, occasional showers. Common activities: Swimming, picnics, outdoor sports. Recommended clothing: Short-sleeved shirts and pants, breathable clothing.
  • Autumn (September–November): Average 13.5–19.5°C, pleasant climate, rainfall gradually decreases, more sunny days. Common activities: Viewing autumn leaves (some species), hiking. Recommended clothing: Light jacket, long-sleeved shirts and pants.
  • Winter (January–February): Average 2.3–4.9°C, cold, more rainfall. Common activities: Indoor activities, visiting museums. Recommended clothing: Warm jacket, hat, scarf, gloves.

Rockville climatological average

Annual average temperature: approx. 13.6°C / Annual rainfall: approx. 979 mm / Summer humidity: 60%–70% / Rainiest month: January

Rockville monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
2.3°C
111.6
February
4.9°C
65.1
March
8.1°C
98.9
April
13.6°C
95.5
May
17.5°C
75.9
June
22.3°C
60.4
July
25.3°C
93.5
August
24°C
79.2
September
19.5°C
93.2
October
13.5°C
34.9
November
8.5°C
71.5
December
3.2°C
100

Rockville weather for the next seven days

1/26
Monday
Partly Cloudy
-3.5°C/-12.2°C
1/27
Tuesday
Sunny
-1.9°C/-17.9°C
1/28
Wednesday
Sunny
-7°C/-13.7°C
1/29
Thursday
Sunny
-4.8°C/-12.4°C
1/30
Friday
Sunny
-9°C/-18.3°C
1/31
Saturday
Partly Cloudy
-8.8°C/-18.3°C
2/1
Sunday
Partly Cloudy
-6.9°C/-15.1°C