Weather in Mount Vernon, Maryland
Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →
Mount Vernon, MD
Sunday, May 17 at 4:02 AM
67
°
Clear
Feels like
65°
Humidity
65%
Wind
7 mph
Sunrise
5:50 AM
Sunset
8:08 PM
Mount Vernon, MD
Hour by hour · 24h
53°
12a
52°
1a
51°
2a
53°
3a
51°
4a
50°
5a
51°
6a
52°
7a
55°
8a
56°
9a
59°
10a
60°
11a
63°
12p
66°
1p
67°
2p
69°
3p
70°
4p
70°
5p
70°
6p
68°
7p
64°
8p
59°
9p
57°
10p
57°
11p
Mount Vernon, MD
7-day forecast
- TodayMay 17Overcast19%90°65°
- MondayMay 18Overcast10%94°69°
- TuesdayMay 19Light Drizzle—89°66°
- WednesdayMay 20Light Drizzle49%89°67°
- ThursdayMay 21Drizzle49%72°57°
- FridayMay 22Light Drizzle54%59°54°
- SaturdayMay 23Overcast36%78°55°
Mount Vernon, MD
Next 24 hours · Cool now
Mount Vernon, MD
Anemometer · 24h winds · from true
From · True
S
189° · veering 6°
Direction
S
189°
Sustained
7
mph
Gust
22
mph
Peak 24h
24
avg 9
Beaufort · 2 · LIGHT BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
−24h−18h−12h−6hnow
Mount Vernon, MD
Air quality
66
AQI
Moderate
- PM 2.5
- 7.9 μg/m³
- PM 10
- 8.3 μg/m³
- NO₂
- 2.9 μg/m³
- Ozone
- 97.0 μg/m³
- UV Index
- 0.0 Low
Mount Vernon, MD
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:23 AM
Sunrise
5:50 AM
Daylight
14h 18m
Sunset
8:08 PM
Civil dusk
12:38 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Mount Vernon, MD
The moon
New Moon
0% illuminated
- Moonrise
- 9:56 AM
- Moonset
- 12:33 AM
- In sign
- ♊︎ Gemini
Mount Vernon, MD
Microseason · 28 of 72
May 16–20
Roses open along the stoops
plant
Mount Vernon at a glance
- Today vs. normal: 6°F below the seasonal normal for this latitude
- Last frost: April 5 (climatological average for this latitude)
- Microseason: 28 of 72, May 16–20
- Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.
Right now in the garden
Warm-season window is open
As of May 17, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.