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

Weather in Sylvanite, Montana

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

Sylvanite, MT
Sunday, May 17 at 5:13 AM
38
°
Partly Cloudy
Feels like
33°
Humidity
75%
Wind
4 mph
Sunrise
6:00 AM
Sunset
9:19 PM
Sylvanite, MT
Hour by hour · 24h
46°
11p
45°
13%
12a
46°
28%
1a
44°
35%
2a
43°
14%
3a
42°
4a
41°
5a
41°
6a
41°
7a
44°
8a
47°
9a
49°
10a
50°
11a
50°
12p
51°
1p
53°
2p
49°
3p
52°
4p
51°
13%
5p
49°
6p
47°
18%
7p
44°
21%
8p
43°
27%
9p
42°
13%
10p
L 41°H 53°
Sylvanite, MT
7-day forecast
  1. Today
    May 16
    Light Drizzle
    35%
    49°38°
  2. Sunday
    May 17
    Light Snow
    29%
    57°35°
  3. Monday
    May 18
    Light Rain
    16%
    60°39°
  4. Tuesday
    May 19
    Light Drizzle
    26%
    61°40°
  5. Wednesday
    May 20
    Light Drizzle
    13%
    65°42°
  6. Thursday
    May 21
    Overcast
    17%
    70°42°
  7. Friday
    May 22
    Overcast
    24%
    74°46°
Sylvanite, MT
Anemometer · 24h winds · from true
NESW
From · True
SSE
156° · veering 29°
Direction
SSE
156°
Sustained
4
mph
Gust
7
mph
Peak 24h
18
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 18 @ 4:00p
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Sylvanite, MT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
918.2
0.0 mb in 3h · steady · 27.11 inHg
Now
918.2
mb
3h
0.0
mb
12h
+0.7
mb
24h
+1.8
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 916919
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Sylvanite, MT
Air quality
39
AQI
Good
PM 2.5
1.6 μg/m³
PM 10
2.0 μg/m³
NO₂
3.9 μg/m³
Ozone
70.0 μg/m³
UV Index
0.0 Low
Sylvanite, 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 19m
Sunset
9:19 PM
Civil dusk
3:58 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Sylvanite, MT
The moon
New Moon
0% illuminated
Moonrise
11:55 AM
Moonset
4:07 AM
In sign
♊︎ Gemini
Sylvanite, 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 →

Sylvanite at a glance

  • Today vs. normal: 25°F below the seasonal normal for this latitude
  • Last frost: June 7 (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 Sylvanite

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.