Weather in Greycliff, Montana
High country wildflowers peak. Day 59 of spring. Read this microseason across nine climate regions →
Greycliff, MT
Sunday, May 17 at 3:49 AM
42
°
Overcast
Feels like
34°
Humidity
85%
Wind
13 mph
Sunrise
5:46 AM
Sunset
8:44 PM
Greycliff, MT
Hour by hour · 24h
59°
9p
57°
10p
56°
11p
54°
12a
54°
1a
53°
2a
52°
3a
50°
4a
49°
5a
47°
6a
50°
7a
55°
8a
57°
9a
59°
10a
61°
11a
64°
12p
66°
1p
68°
2p
69°
3p
69°
4p
68°
5p
68°
6p
66°
7p
62°
8p
Greycliff, MT
7-day forecast
- TodayMay 16Snow77%64°42°
- SundayMay 17Overcast21%55°35°
- MondayMay 18Overcast18%52°33°
- TuesdayMay 19Overcast15%63°34°
- WednesdayMay 20Light Rain41%55°44°
- ThursdayMay 21Overcast41%65°43°
- FridayMay 22Overcast36%75°45°
Greycliff, MT
Next 24 hours · Cool now
Greycliff, MT
Anemometer · 24h winds · from true
From · True
WNW
295° · backing 179°
Direction
WNW
295°
Sustained
13
mph
Gust
20
mph
Peak 24h
36
avg 10
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
Greycliff, MT
Air quality
48
AQI
Good
- PM 2.5
- 4.5 μg/m³
- PM 10
- 6.5 μg/m³
- NO₂
- 0.7 μg/m³
- Ozone
- 90.0 μg/m³
- UV Index
- 0.0 Low
Greycliff, MT
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:12 AM
Sunrise
5:46 AM
Daylight
14h 58m
Sunset
8:44 PM
Civil dusk
3:20 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Greycliff, MT
The moon
New Moon
0% illuminated
- Moonrise
- 11:46 AM
- Moonset
- 3:26 AM
- In sign
- ♊︎ Gemini
Greycliff, MT
Microseason · 28 of 72
May 16–20
High country wildflowers peak
bird
Greycliff at a glance
- Today vs. normal: 24°F below the seasonal normal for this latitude
- Last frost: May 21 (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).