Weather in Columbia, Maryland
Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →
Columbia, MD
Sunday, May 17 at 2:39 AM
71
°
Partly Cloudy
Feels like
71°
Humidity
62%
Wind
4 mph
Sunrise
5:53 AM
Sunset
8:14 PM
Columbia, MD
Hour by hour · 24h
54°
10p
52°
11p
52°
12a
52°
1a
53°
2a
52°
3a
52°
4a
51°
5a
51°
6a
52°
7a
54°
8a
57°
9a
59°
10a
62°
11a
64°
12p
66°
1p
68°
2p
69°
3p
70°
4p
71°
5p
70°
6p
69°
7p
66°
8p
63°
9p
Columbia, MD
7-day forecast
- TodayMay 16Overcast17%83°50°
- SundayMay 17Overcast15%86°61°
- MondayMay 18Heavy Drizzle10%97°64°
- TuesdayMay 19Overcast10%94°66°
- WednesdayMay 20Showers61%92°65°
- ThursdayMay 21Light Drizzle44%63°56°
- FridayMay 22Heavy Drizzle46%58°50°
Columbia, MD
Next 24 hours · Cool now
Columbia, MD
Anemometer · 24h winds · from true
From · True
WSW
254° · veering 58°
Direction
WSW
254°
Sustained
4
mph
Gust
10
mph
Peak 24h
21
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
Columbia, MD
Air quality
88
AQI
Moderate
- PM 2.5
- 11.7 μg/m³
- PM 10
- 12.1 μg/m³
- NO₂
- 11.0 μg/m³
- Ozone
- 96.0 μg/m³
- UV Index
- 0.0 Low
Columbia, MD
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:24 AM
Sunrise
5:53 AM
Daylight
14h 21m
Sunset
8:14 PM
Civil dusk
12:45 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Columbia, MD
The moon
New Moon
0% illuminated
- Moonrise
- 9:57 AM
- Moonset
- 12:41 AM
- In sign
- ♊︎ Gemini
Columbia, MD
Microseason · 28 of 72
May 16–20
Roses open along the stoops
plant
Columbia at a glance
- Today vs. normal: 71°F — typical for the season
- Last frost: April 11 (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.