10-day forecast for Arnold, MD: 41° to 86°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Thursday, October 15
86° · 0.39 in
Worst day: Friday, October 16
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1686° / 62°0.39
Morning67°feels 67°
Afternoon86°feels 93°
Evening70°feels 71°
Overnight64°feels 64°
86 °
Arnold, Friday, 16 October
Heavy rain. High 86°, low 62°.
Pressure29.83 inHg
Wind7.7 mph SW
Humidity77%
Visibility6.2 mi
Dew point68°
Sat, 1768° / 47°0.06
Morning58°feels 56°
Afternoon61°feels 59°
Evening49°feels 45°
Overnight65°feels 64°
68 °
Arnold, Saturday, 17 October
Light rain. High 68°, low 47°.
Pressure30.21 inHg
Wind13.1 mph N
Humidity52%
Visibility6.2 mi
Dew point37°
Sun, 1857° / 41°0
Morning42°feels 38°
Afternoon55°feels 53°
Evening51°feels 49°
Overnight45°feels 40°
57 °
Arnold, Sunday, 18 October
Clear. High 57°, low 41°.
Pressure30.62 inHg
Wind6.3 mph NE
Humidity52%
Visibility6.2 mi
Dew point35°
Mon, 1961° / 45°0
Morning46°feels 43°
Afternoon61°feels 59°
Evening55°feels 54°
Overnight47°feels 46°
61 °
Arnold, Monday, 19 October
Clear. High 61°, low 45°.
Pressure30.47 inHg
Wind7.4 mph NE
Humidity52%
Visibility6.2 mi
Dew point40°
Tue, 2066° / 51°0
Morning53°feels 51°
Afternoon59°feels 57°
Evening64°feels 63°
Overnight56°feels 55°
66 °
Arnold, Tuesday, 20 October
Overcast. High 66°, low 51°.
Pressure30.21 inHg
Wind11.1 mph N
Humidity54%
Visibility—
Dew point40°
Wed, 2160° / 53°0
Morning57°feels 55°
Afternoon59°feels 57°
Evening59°feels 57°
Overnight54°feels 52°
60 °
Arnold, Wednesday, 21 October
Overcast. High 60°, low 53°.
Pressure30.12 inHg
Wind14.3 mph N
Humidity56%
Visibility—
Dew point43°
Thu, 2260° / 47°0
Morning51°feels 46°
Afternoon53°feels 52°
Evening59°feels 58°
Overnight54°feels 52°
60 °
Arnold, Thursday, 22 October
Overcast. High 60°, low 47°.
Pressure30.39 inHg
Wind13.4 mph NE
Humidity70%
Visibility—
Dew point42°
Fri, 2363° / 51°0
Morning54°feels 52°
Afternoon58°feels 56°
Evening62°feels 60°
Overnight55°feels 53°
63 °
Arnold, Friday, 23 October
Clear. High 63°, low 51°.
Pressure30.30 inHg
Wind11.8 mph N
Humidity59%
Visibility—
Dew point42°
Sat, 2465° / 51°0
Morning53°feels 52°
Afternoon60°feels 58°
Evening64°feels 62°
Overnight56°feels 55°
65 °
Arnold, Saturday, 24 October
Clear. High 65°, low 51°.
Pressure30.36 inHg
Wind12.6 mph E
Humidity58%
Visibility—
Dew point43°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Arnold, MD around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.