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

Weather in Helena Valley Northeast, Montana

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

Helena Valley Northeast, MT
Sunday, May 17 at 1:51 AM
49
°
Overcast
Feels like
39°
Humidity
34%
Wind
12 mph
Sunrise
5:51 AM
Sunset
8:56 PM
Helena Valley Northeast, MT
Hour by hour · 24h
60°
7p
58°
8p
54°
9p
52°
10p
49°
11p
49°
12a
48°
1a
47°
2a
45°
3a
45°
4a
44°
5a
43°
6a
44°
7a
51°
8a
53°
9a
55°
10a
57°
11a
59°
12p
61°
1p
63°
2p
63°
3p
63°
4p
63°
5p
63°
6p
L 43°H 63°
Helena Valley Northeast, MT
7-day forecast
  1. Today
    May 16
    Light Drizzle
    33%
    52°40°
  2. Sunday
    May 17
    Light Snow
    22%
    47°34°
  3. Monday
    May 18
    Overcast
    58°30°
  4. Tuesday
    May 19
    Overcast
    66°36°
  5. Wednesday
    May 20
    Light Drizzle
    42%
    55°40°
  6. Thursday
    May 21
    Overcast
    24%
    67°36°
  7. Friday
    May 22
    Overcast
    34%
    76°45°
Helena Valley Northeast, MT
Anemometer · 24h winds · from true
NESW
From · True
WNW
290° · backing 122°
Direction
WNW
290°
Sustained
12
mph
Gust
19
mph
Peak 24h
23
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
avg 7 · pk 23 @ 7:00p
−24h−18h−12h−6hnow
Light breeze backing 122° from the wnw.
Helena Valley Northeast, MT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
888.4
+0.3 mb in 3h · falling · 26.23 inHg
Now
888.4
mb
3h
+0.3
mb
12h
+1.8
mb
24h
+2.2
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 886889
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Helena Valley Northeast, MT
Air quality
43
AQI
Good
PM 2.5
1.3 μg/m³
PM 10
1.7 μg/m³
NO₂
0.5 μg/m³
Ozone
96.0 μg/m³
UV Index
0.3 Low
Helena Valley Northeast, MT
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:17 AM
Sunrise
5:51 AM
Daylight
15h 05m
Sunset
8:56 PM
Civil dusk
3:33 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Helena Valley Northeast, MT
The moon
New Moon
0% illuminated
Moonrise
11:50 AM
Moonset
3:40 AM
In sign
♉︎ Taurus
Helena Valley Northeast, 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 →

Helena Valley Northeast at a glance

  • Today vs. normal: 16°F below the seasonal normal for this latitude
  • Last frost: May 26 (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 Helena Valley Northeast

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.