Weather in Mercer, Tennessee
Roses open on the Piedmont edge. Day 59 of spring. Read this microseason across nine climate regions →
Mercer, TN
Sunday, May 17 at 4:01 AM
72
°
Overcast
Feels like
72°
Humidity
65%
Wind
7 mph
Sunrise
5:50 AM
Sunset
7:54 PM
Mercer, TN
Hour by hour · 24h
56°
11p
55°
12a
55°
1a
55°
2a
54°
3a
54°
4a
53°
5a
54°
6a
57°
7a
61°
8a
66°
9a
70°
10a
73°
11a
75°
12p
77°
1p
79°
2p
81°
3p
82°
4p
83°
5p
81°
6p
79°
7p
76°
8p
74°
9p
74°
10p
Mercer, TN
7-day forecast
- TodayMay 16Thunderstorm15%83°70°
- SundayMay 17Overcast—86°65°
- MondayMay 18Showers15%87°69°
- TuesdayMay 19Showers42%88°67°
- WednesdayMay 20Showers63%80°64°
- ThursdayMay 21Light Showers59%76°64°
- FridayMay 22Drizzle57%80°66°
Mercer, TN
Next 24 hours · Cool now
Mercer, TN
Anemometer · 24h winds · from true
From · True
SSE
159° · backing 16°
Direction
SSE
159°
Sustained
7
mph
Gust
16
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
Mercer, TN
Air quality
50
AQI
Good
- PM 2.5
- 4.4 μg/m³
- PM 10
- 4.7 μg/m³
- NO₂
- 1.7 μg/m³
- Ozone
- 103.0 μg/m³
- UV Index
- 0.0 Low
Mercer, TN
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:23 AM
Sunrise
5:50 AM
Daylight
14h 04m
Sunset
7:54 PM
Civil dusk
1:23 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Mercer, TN
The moon
New Moon
0% illuminated
- Moonrise
- 11:01 AM
- Moonset
- 1:19 AM
- In sign
- ♊︎ Gemini
Mercer, TN
Microseason · 28 of 72
May 16–20
Roses open on the Piedmont edge
insect
Mercer at a glance
- Today vs. normal: 4°F below the seasonal normal for this latitude
- Last frost: March 20 (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
Peak growing season
As of May 17, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.