Weather in Jefferson, Maryland
Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →
Jefferson, MD
Sunday, May 17 at 5:55 AM
65
°
Clear
Feels like
65°
Humidity
75%
Wind
5 mph
Sunrise
5:54 AM
Sunset
8:18 PM
Jefferson, MD
Hour by hour · 24h
51°
1a
51°
2a
51°
3a
52°
4a
51°
5a
52°
6a
52°
7a
53°
8a
55°
9a
57°
10a
59°
11a
62°
12p
64°
1p
66°
2p
68°
3p
69°
4p
70°
5p
69°
6p
68°
7p
65°
8p
61°
9p
58°
10p
57°
11p
55°
12a
Jefferson, MD
7-day forecast
- TodayMay 17Overcast—88°61°
- MondayMay 18Light Showers—95°66°
- TuesdayMay 19Overcast—89°62°
- WednesdayMay 20Light Showers79%82°61°
- ThursdayMay 21Light Drizzle23%65°50°
- FridayMay 22Drizzle54%57°52°
- SaturdayMay 23Light Drizzle44%76°57°
Jefferson, MD
Next 24 hours · Cool now
Jefferson, MD
Anemometer · 24h winds · from true
From · True
WSW
257° · veering 100°
Direction
WSW
257°
Sustained
5
mph
Gust
9
mph
Peak 24h
20
avg 5
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
Jefferson, MD
Air quality
42
AQI
Good
- PM 2.5
- 4.7 μg/m³
- PM 10
- 5.0 μg/m³
- NO₂
- 5.1 μg/m³
- Ozone
- 62.0 μg/m³
- UV Index
- 0.0 Low
Jefferson, MD
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:25 AM
Sunrise
5:54 AM
Daylight
14h 24m
Sunset
8:18 PM
Civil dusk
12:50 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Jefferson, MD
The moon
New Moon
0% illuminated
- Moonrise
- 9:59 AM
- Moonset
- 12:44 AM
- In sign
- ♊︎ Gemini
Jefferson, MD
Microseason · 28 of 72
May 16–20
Roses open along the stoops
plant
Jefferson at a glance
- Today vs. normal: 7°F below the seasonal normal for this latitude
- Last frost: April 12 (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.