Weather StoryAlmanac, microseasons, and the day's weather story.

Weather in Lewiston, Maine

Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →

Lewiston, ME
Sunday, May 17 at 5:10 AM
59
°
Overcast
Feels like
57°
Humidity
71%
Wind
6 mph
Sunrise
5:11 AM
Sunset
8:02 PM
Lewiston, ME
Hour by hour · 24h
52°
98%
1a
52°
100%
2a
52°
95%
3a
52°
90%
4a
52°
81%
5a
51°
79%
6a
51°
86%
7a
52°
91%
8a
52°
93%
9a
52°
97%
10a
53°
93%
11a
53°
90%
12p
55°
65%
1p
58°
19%
2p
58°
16%
3p
59°
10%
4p
60°
10%
5p
58°
6p
58°
7p
55°
8p
53°
9p
52°
10p
52°
11p
52°
12a
L 51°H 60°
Lewiston, ME
7-day forecast
  1. Today
    May 17
    Overcast
    13%
    78°57°
  2. Monday
    May 18
    Overcast
    60°47°
  3. Tuesday
    May 19
    Overcast
    24%
    90°50°
  4. Wednesday
    May 20
    Light Drizzle
    33%
    87°58°
  5. Thursday
    May 21
    Overcast
    63°43°
  6. Friday
    May 22
    Overcast
    69°42°
  7. Saturday
    May 23
    Light Drizzle
    11%
    64°43°
Lewiston, ME
Anemometer · 24h winds · from true
NESW
From · True
S
191° · backing 16°
Direction
S
191°
Sustained
6
mph
Gust
16
mph
Peak 24h
20
avg 6
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
avg 6 · pk 20 @ 7:00p
−24h−18h−12h−6hnow
Light breeze backing 16° from the s.
Lewiston, ME
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
994.1
-0.5 mb in 3h · rising · 29.36 inHg
Now
994.1
mb
3h
-0.5
mb
12h
-1.8
mb
24h
-6.1
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 9941001
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Lewiston, ME
Air quality
46
AQI
Good
PM 2.5
7.9 μg/m³
PM 10
9.0 μg/m³
NO₂
4.5 μg/m³
Ozone
104.0 μg/m³
UV Index
0.0 Low
Lewiston, ME
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
8:40 AM
Sunrise
5:11 AM
Daylight
14h 51m
Sunset
8:02 PM
Civil dusk
12:36 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Lewiston, ME
The moon
New Moon
0% illuminated
Moonrise
9:10 AM
Moonset
12:31 AM
In sign
♊︎ Gemini
Lewiston, ME
Microseason · 28 of 72
May 16–20

Roses open along the stoops

plant
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Lewiston at a glance

  • Today vs. normal: 9°F below the seasonal normal for this latitude
  • Last frost: May 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

Cool-season window is open

As of May 17, the cool-season window is open or about to open. Direct-sow peas, lettuce, spinach, radishes, and brassicas now. Hold off on warm-season crops until 1–2 weeks after the last spring frost (around May).

ZIP codes in Lewiston

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.