Weather in Fallon, Montana
High country wildflowers peak. Day 59 of spring. Read this microseason across nine climate regions →
Fallon, MT
Sunday, May 17 at 5:01 AM
62
°
Overcast
Feels like
52°
Humidity
32%
Wind
13 mph
Sunrise
5:23 AM
Sunset
8:29 PM
Fallon, MT
Hour by hour · 24h
54°
11p
52°
12a
50°
1a
50°
2a
49°
3a
48°
4a
48°
5a
47°
6a
53°
7a
59°
8a
62°
9a
64°
10a
66°
11a
67°
12p
68°
1p
70°
2p
71°
3p
71°
4p
70°
5p
70°
6p
68°
7p
63°
8p
57°
9p
53°
10p
Fallon, MT
7-day forecast
- TodayMay 16Overcast18%73°42°
- SundayMay 17Overcast20%60°44°
- MondayMay 18Drizzle18%47°40°
- TuesdayMay 19Overcast10%64°34°
- WednesdayMay 20Overcast12%70°47°
- ThursdayMay 21Light Showers14%71°51°
- FridayMay 22Overcast19%76°50°
Fallon, MT
Next 24 hours · Cool now
Fallon, MT
Anemometer · 24h winds · from true
From · True
ESE
120° · veering 66°
Direction
ESE
120°
Sustained
13
mph
Gust
39
mph
Peak 24h
45
avg 13
Beaufort · 4 · MOD 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
−24h−18h−12h−6hnow
Fallon, MT
Air quality
45
AQI
Good
- PM 2.5
- 4.3 μg/m³
- PM 10
- 5.0 μg/m³
- NO₂
- 0.9 μg/m³
- Ozone
- 88.0 μg/m³
- UV Index
- 0.0 Low
Fallon, MT
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:49 AM
Sunrise
5:23 AM
Daylight
15h 06m
Sunset
8:29 PM
Civil dusk
3:06 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Fallon, MT
The moon
New Moon
0% illuminated
- Moonrise
- 11:21 AM
- Moonset
- 3:12 AM
- In sign
- ♊︎ Gemini
Fallon, MT
Microseason · 28 of 72
May 16–20
High country wildflowers peak
bird
Fallon at a glance
- Today vs. normal: 3°F below the seasonal normal for this latitude
- Last frost: May 27 (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).