Weather in Helena Flats, Montana
High country wildflowers peak. Day 59 of spring. Read this microseason across nine climate regions →
Helena Flats, MT
Sunday, May 17 at 1:50 AM
44
°
Light Drizzle
Feels like
38°
Humidity
76%
Wind
8 mph
Sunrise
5:55 AM
Sunset
9:11 PM
Helena Flats, MT
Hour by hour · 24h
56°
7p
54°
8p
51°
9p
49°
10p
49°
11p
48°
12a
49°
13%
1a
48°
12%
2a
47°
12%
3a
45°
4a
44°
10%
5a
43°
6a
44°
7a
47°
8a
49°
9a
51°
10a
53°
11a
55°
12p
56°
1p
57°
2p
58°
3p
58°
4p
55°
5p
54°
6p
Helena Flats, MT
7-day forecast
- TodayMay 16Light Drizzle39%48°38°
- SundayMay 17Heavy Snow62%51°35°
- MondayMay 18Drizzle—58°33°
- TuesdayMay 19Light Drizzle48%61°41°
- WednesdayMay 20Light Drizzle47%58°44°
- ThursdayMay 21Overcast26%67°40°
- FridayMay 22Overcast36%72°46°
Helena Flats, MT
Next 24 hours · Cool now
Helena Flats, MT
Anemometer · 24h winds · from true
From · True
SSE
151° · backing 15°
Direction
SSE
151°
Sustained
8
mph
Gust
10
mph
Peak 24h
20
avg 7
Beaufort · 3 · GENTLE 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
Helena Flats, MT
Air quality
40
AQI
Good
- PM 2.5
- 0.6 μg/m³
- PM 10
- 0.8 μg/m³
- NO₂
- 0.8 μg/m³
- Ozone
- 87.0 μg/m³
- UV Index
- 0.3 Low
Helena Flats, 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 16m
Sunset
9:11 PM
Civil dusk
3:49 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Helena Flats, MT
The moon
New Moon
0% illuminated
- Moonrise
- 11:51 AM
- Moonset
- 3:59 AM
- In sign
- ♉︎ Taurus
Helena Flats, MT
Microseason · 28 of 72
May 16–20
High country wildflowers peak
bird
Helena Flats at a glance
- Today vs. normal: 19°F below the seasonal normal for this latitude
- Last frost: June 5 (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).