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

Weather in Bigfork, Montana

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

Bigfork, MT
Sunday, May 17 at 3:59 AM
41
°
Overcast
Feels like
36°
Humidity
87%
Wind
4 mph
Sunrise
5:55 AM
Sunset
9:09 PM
Bigfork, MT
Hour by hour · 24h
52°
9p
51°
10p
49°
11p
50°
12a
49°
16%
1a
49°
18%
2a
47°
16%
3a
46°
11%
4a
45°
12%
5a
45°
6a
46°
7a
47°
8a
49°
9a
50°
10a
52°
11a
54°
12p
56°
1p
58°
2p
59°
3p
58°
4p
55°
11%
5p
54°
6p
54°
7p
52°
8p
L 45°H 59°
Bigfork, MT
7-day forecast
  1. Today
    May 16
    Light Snow
    47%
    48°39°
  2. Sunday
    May 17
    Heavy Snow
    68%
    50°35°
  3. Monday
    May 18
    Heavy Drizzle
    55°35°
  4. Tuesday
    May 19
    Light Snow Shwrs
    46%
    60°40°
  5. Wednesday
    May 20
    Light Drizzle
    42%
    59°44°
  6. Thursday
    May 21
    Overcast
    23%
    68°41°
  7. Friday
    May 22
    Overcast
    38%
    73°47°
Bigfork, MT
Anemometer · 24h winds · from true
NESW
From · True
NE
045° · backing 169°
Direction
NE
045°
Sustained
4
mph
Gust
7
mph
Peak 24h
24
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 24 @ 3:00p
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Bigfork, MT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
908.0
+0.9 mb in 3h · steady · 26.81 inHg
Now
908.0
mb
3h
+0.9
mb
12h
+2.9
mb
24h
+1.4
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 905908
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Bigfork, MT
Air quality
41
AQI
Good
PM 2.5
0.7 μg/m³
PM 10
1.0 μg/m³
NO₂
1.1 μg/m³
Ozone
86.0 μg/m³
UV Index
0.0 Low
Bigfork, MT
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:19 AM
Sunrise
5:55 AM
Daylight
15h 14m
Sunset
9:09 PM
Civil dusk
3:48 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Bigfork, MT
The moon
New Moon
0% illuminated
Moonrise
11:51 AM
Moonset
3:57 AM
In sign
♊︎ Gemini
Bigfork, 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 →

Bigfork at a glance

  • Today vs. normal: 23°F below the seasonal normal for this latitude
  • Last frost: June 4 (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 Bigfork

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.