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

Weather in Ennis, Montana

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

Ennis, MT
Sunday, May 17 at 3:50 AM
35
°
Overcast
Feels like
31°
Humidity
95%
Wind
2 mph
Sunrise
5:55 AM
Sunset
8:51 PM
Ennis, MT
Hour by hour · 24h
58°
9p
54°
10p
52°
11p
50°
12a
48°
1a
45°
2a
44°
3a
43°
4a
42°
5a
41°
6a
43°
7a
48°
8a
51°
9a
54°
10a
56°
11a
59°
12p
62°
1p
64°
2p
65°
3p
65°
4p
65°
5p
64°
6p
64°
7p
59°
8p
L 41°H 65°
Ennis, MT
7-day forecast
  1. Today
    May 16
    Drizzle
    58%
    55°35°
  2. Sunday
    May 17
    Overcast
    19%
    48°31°
  3. Monday
    May 18
    Overcast
    13%
    51°32°
  4. Tuesday
    May 19
    Light Drizzle
    60°32°
  5. Wednesday
    May 20
    Light Snow Shwrs
    37%
    51°38°
  6. Thursday
    May 21
    Overcast
    26%
    63°35°
  7. Friday
    May 22
    Overcast
    33%
    72°43°
Ennis, MT
Anemometer · 24h winds · from true
NESW
From · True
SSW
196° · backing 108°
Direction
SSW
196°
Sustained
2
mph
Gust
2
mph
Peak 24h
29
avg 7
Beaufort · 1 · LIGHT AIR
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 7 · pk 29 @ 4:00p
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Ennis, MT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
845.0
-1.2 mb in 3h · falling · 24.95 inHg
Now
845.0
mb
3h
-1.2
mb
12h
+2.3
mb
24h
+1.2
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 842847
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Ennis, MT
Air quality
49
AQI
Good
PM 2.5
1.0 μg/m³
PM 10
1.2 μg/m³
NO₂
0.9 μg/m³
Ozone
85.0 μg/m³
UV Index
0.0 Low
Ennis, MT
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:22 AM
Sunrise
5:55 AM
Daylight
14h 56m
Sunset
8:51 PM
Civil dusk
3:26 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Ennis, MT
The moon
New Moon
0% illuminated
Moonrise
11:56 AM
Moonset
3:32 AM
In sign
♊︎ Gemini
Ennis, 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 →

Ennis at a glance

  • Today vs. normal: 31°F below the seasonal normal for this latitude
  • Last frost: May 18 (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 Ennis

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.