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

Weather in Lolo, Montana

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

Lolo, MT
Sunday, May 17 at 4:02 AM
39
°
Overcast
Feels like
34°
Humidity
67%
Wind
2 mph
Sunrise
6:00 AM
Sunset
9:05 PM
Lolo, MT
Hour by hour · 24h
49°
10p
47°
11p
45°
12a
44°
1a
45°
2a
44°
12%
3a
43°
4a
42°
11%
5a
41°
6a
42°
7a
45°
8a
47°
9a
49°
10a
51°
11a
53°
12p
54°
1p
56°
2p
57°
3p
57°
4p
57°
5p
57°
6p
56°
7p
54°
8p
51°
9p
L 41°H 57°
Lolo, MT
7-day forecast
  1. Today
    May 16
    Light Drizzle
    42%
    47°39°
  2. Sunday
    May 17
    Light Snow
    33%
    48°35°
  3. Monday
    May 18
    Light Drizzle
    55°36°
  4. Tuesday
    May 19
    Light Drizzle
    18%
    63°37°
  5. Wednesday
    May 20
    Light Snow Shwrs
    30%
    59°39°
  6. Thursday
    May 21
    Overcast
    15%
    71°39°
  7. Friday
    May 22
    Overcast
    22%
    76°44°
Lolo, MT
Anemometer · 24h winds · from true
NESW
From · True
S
180° · backing 115°
Direction
S
180°
Sustained
2
mph
Gust
23
mph
Peak 24h
30
avg 7
Beaufort · 1 · LIGHT AIR
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 30 @ 5:00p
−24h−18h−12h−6hnow
Light breeze backing 115° from the s.
Lolo, MT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
892.8
+0.9 mb in 3h · falling · 26.36 inHg
Now
892.8
mb
3h
+0.9
mb
12h
+1.4
mb
24h
+2.3
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 890893
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Lolo, MT
Air quality
43
AQI
Good
PM 2.5
1.7 μg/m³
PM 10
2.2 μg/m³
NO₂
2.2 μg/m³
Ozone
80.0 μg/m³
UV Index
0.0 Low
Lolo, MT
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:25 AM
Sunrise
6:00 AM
Daylight
15h 05m
Sunset
9:05 PM
Civil dusk
3:42 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Lolo, MT
The moon
New Moon
0% illuminated
Moonrise
11:58 AM
Moonset
3:50 AM
In sign
♊︎ Gemini
Lolo, 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 →

Lolo at a glance

  • Today vs. normal: 26°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).

ZIP codes in Lolo

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.