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

Weather in Libby, Montana

High country wildflowers peak. Day 59 of spring. Read this microseason across nine climate regions →

Libby, MT
Sunday, May 17 at 3:46 AM
45
°
Overcast
Feels like
38°
Humidity
53%
Wind
6 mph
Sunrise
6:00 AM
Sunset
9:17 PM
Libby, MT
Hour by hour · 24h
58°
9p
55°
10p
54°
11%
11p
53°
12a
51°
1a
52°
11%
2a
50°
10%
3a
48°
4a
45°
5a
46°
6a
45°
7a
50°
8a
53°
9a
55°
10a
56°
11a
58°
12p
59°
1p
60°
2p
57°
3p
58°
4p
59°
12%
5p
57°
6p
56°
7p
52°
18%
8p
L 45°H 60°
Libby, MT
7-day forecast
  1. Today
    May 16
    Light Drizzle
    41%
    55°40°
  2. Sunday
    May 17
    Light Rain
    36%
    62°38°
  3. Monday
    May 18
    Light Drizzle
    19%
    63°41°
  4. Tuesday
    May 19
    Light Rain
    15%
    64°42°
  5. Wednesday
    May 20
    Light Drizzle
    14%
    66°45°
  6. Thursday
    May 21
    Overcast
    18%
    73°43°
  7. Friday
    May 22
    Overcast
    22%
    78°47°
Libby, MT
Anemometer · 24h winds · from true
NESW
From · True
NNE
027° · veering 27°
Direction
NNE
027°
Sustained
6
mph
Gust
8
mph
Peak 24h
14
avg 4
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 4 · pk 14 @ 4:00p
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Libby, MT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
941.6
+0.4 mb in 3h · falling · 27.81 inHg
Now
941.6
mb
3h
+0.4
mb
12h
+0.6
mb
24h
+1.3
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 939942
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Libby, MT
Air quality
40
AQI
Good
PM 2.5
0.6 μg/m³
PM 10
0.8 μg/m³
NO₂
1.6 μg/m³
Ozone
81.0 μg/m³
UV Index
0.0 Low
Libby, MT
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:24 AM
Sunrise
6:00 AM
Daylight
15h 17m
Sunset
9:17 PM
Civil dusk
3:55 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Libby, MT
The moon
New Moon
0% illuminated
Moonrise
11:55 AM
Moonset
4:05 AM
In sign
♊︎ Gemini
Libby, MT
Microseason · 28 of 72
May 16–20

High country wildflowers peak

bird
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Libby at a glance

  • Today vs. normal: 18°F below the seasonal normal for this latitude
  • Last frost: June 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

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 Libby

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.