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

Weather in Augusta, Montana

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

Augusta, MT
Sunday, May 17 at 5:08 AM
41
°
Overcast
Feels like
34°
Humidity
45%
Wind
5 mph
Sunrise
5:50 AM
Sunset
9:01 PM
Augusta, MT
Hour by hour · 24h
46°
11p
45°
12a
44°
1a
43°
2a
42°
3a
43°
4a
41°
5a
41°
6a
43°
7a
47°
8a
48°
9a
51°
10a
54°
11a
55°
12p
57°
1p
58°
2p
58°
3p
60°
4p
58°
5p
57°
6p
55°
7p
54°
8p
50°
9p
47°
10p
L 41°H 60°
Augusta, MT
7-day forecast
  1. Today
    May 16
    Overcast
    15%
    53°39°
  2. Sunday
    May 17
    Heavy Snow
    47%
    43°34°
  3. Monday
    May 18
    Overcast
    51°35°
  4. Tuesday
    May 19
    Overcast
    62°37°
  5. Wednesday
    May 20
    Rain
    45%
    53°41°
  6. Thursday
    May 21
    Overcast
    29%
    63°39°
  7. Friday
    May 22
    Overcast
    37%
    70°48°
Augusta, MT
Anemometer · 24h winds · from true
NESW
From · True
WNW
295° · veering 59°
Direction
WNW
295°
Sustained
5
mph
Gust
15
mph
Peak 24h
27
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
avg 9 · pk 27 @ 5:00p
−24h−18h−12h−6hnow
Light breeze veering 59° from the wnw.
Augusta, MT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
874.2
+0.6 mb in 3h · falling · 25.82 inHg
Now
874.2
mb
3h
+0.6
mb
12h
+2.2
mb
24h
+3.0
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 871874
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Augusta, MT
Air quality
44
AQI
Good
PM 2.5
0.5 μg/m³
PM 10
0.6 μg/m³
NO₂
0.8 μg/m³
Ozone
79.0 μg/m³
UV Index
0.0 Low
Augusta, MT
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:15 AM
Sunrise
5:50 AM
Daylight
15h 11m
Sunset
9:01 PM
Civil dusk
3:38 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Augusta, MT
The moon
New Moon
0% illuminated
Moonrise
11:48 AM
Moonset
3:46 AM
In sign
♊︎ Gemini
Augusta, 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 →

Augusta at a glance

  • Today vs. normal: 23°F below the seasonal normal for this latitude
  • Last frost: May 31 (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 Augusta

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.