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

Weather in Elmo, Montana

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

Elmo, MT
Sunday, May 17 at 5:09 AM
40
°
Overcast
Feels like
34°
Humidity
63%
Wind
4 mph
Sunrise
5:57 AM
Sunset
9:10 PM
Elmo, MT
Hour by hour · 24h
50°
11p
48°
12a
47°
12%
1a
47°
13%
2a
44°
19%
3a
43°
4a
42°
5a
41°
6a
43°
7a
48°
8a
50°
9a
52°
10a
54°
11a
55°
12p
57°
1p
58°
2p
59°
3p
57°
4p
57°
5p
56°
6p
55°
7p
53°
8p
50°
9p
48°
10p
L 41°H 59°
Elmo, MT
7-day forecast
  1. Today
    May 16
    Drizzle
    49%
    48°39°
  2. Sunday
    May 17
    Drizzle
    60%
    52°37°
  3. Monday
    May 18
    Light Drizzle
    57°37°
  4. Tuesday
    May 19
    Light Snow Shwrs
    48%
    63°40°
  5. Wednesday
    May 20
    Drizzle
    32%
    57°45°
  6. Thursday
    May 21
    Overcast
    16%
    67°43°
  7. Friday
    May 22
    Overcast
    36%
    74°49°
Elmo, MT
Anemometer · 24h winds · from true
NESW
From · True
WSW
237° · backing 49°
Direction
WSW
237°
Sustained
4
mph
Gust
6
mph
Peak 24h
26
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
avg 5 · pk 26 @ 2:00p
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Elmo, MT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
913.8
+0.4 mb in 3h · steady · 26.98 inHg
Now
913.8
mb
3h
+0.4
mb
12h
+0.3
mb
24h
+2.8
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 911914
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Elmo, MT
Air quality
40
AQI
Good
PM 2.5
0.8 μg/m³
PM 10
1.1 μg/m³
NO₂
1.3 μg/m³
Ozone
77.0 μg/m³
UV Index
0.0 Low
Elmo, MT
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:22 AM
Sunrise
5:57 AM
Daylight
15h 13m
Sunset
9:10 PM
Civil dusk
3:48 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Elmo, MT
The moon
New Moon
0% illuminated
Moonrise
11:54 AM
Moonset
3:57 AM
In sign
♊︎ Gemini
Elmo, 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 →

Elmo at a glance

  • Today vs. normal: 24°F below the seasonal normal for this latitude
  • Last frost: June 2 (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 Elmo

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.