Lockwood, Montana Weather
Monsoon storms drench the south. Day 14 of summer. Read this microseason across nine climate regions →
Lockwood weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast——92°58°—
- SundayJul 5Overcast32%—94°63°+2°
- MondayJul 6Heavy Showers35%0.40″90°66°-4°
- TuesdayJul 7Drizzle35%0.01″75°63°-15°
- WednesdayJul 8Overcast31%—94°58°+19°
- ThursdayJul 9Overcast31%—95°66°+1°
- FridayJul 10Clear11%—91°63°-4°
AQI 42 (Good), driven by Ozone. AQI down 16 over the last 6 hours — air quality is improving sharply. Ozone at AQI 31 now. With UV 3.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 10 around 1 PM.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 31 now. With UV 3.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 10 around 1 PM.
- Present
- AQI 31
- UV peak
- 3.3 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 10
PM × Wind × Precip
PM2.5 at 5.2 µg/m³ (AQI 29) with a 0.83 fine-to-coarse ratio and 1 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.83
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:18 PM
- Moonset
- 10:15 AM
- In sign
- ♓︎ Pisces
Monsoon storms drench the south
Lockwood at a glance
- Today vs. normal: 65°F — typical for the season
- Last frost: May 21 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
15-Day Forecast — Lockwood
- Sat92°58°5%
- Sun94°63°32%
- Mon90°66°35%
- Tue75°63°35%
- Wed94°58°31%
- Thu95°66°31%
- Fri91°63°11%
- Sat98°63°10%
- Sun95°70°5%
- Mon89°62°9%
- Tue104°62°16%
- Wed106°77°22%
- Thu98°72°11%
- Fri103°69°18%
- Sat108°73°19%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Lockwood
SPC includes Lockwood in the general thunderstorm area tomorrow — no severe risk, but storms are possible.
- TODAYNONENo severe risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
Microseason · July 1–5
Monsoon storms drench the south
Monsoon established in southern Mountain West (New Mexico, southern Utah, Arizona north); afternoon downpours and lightning common.
Day 185 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | — | — |
| May | lettuce, peas, spinach, radishes | lettuce, peas, radishes |
| June | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | tomatoes, peppers, beans, squash, fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | — | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
Lockwood's warmest month is July (~71°F mean) and its coldest is January (~25°F). Rainfall peaks in May (2.5 inches) and bottoms out in January (0.6 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 25° | 0.6″ | 2 |
| February | 29° | 0.6″ | 2 |
| March | 38° | 1.0″ | 3 |
| April | 46° | 1.9″ | 5 |
| May | 55° | 2.5″ | 6 |
| June | 64° | 2.5″ | 6 |
| July | 71° | 1.3″ | 3 |
| August | 70° | 0.8″ | 2 |
| September | 60° | 1.5″ | 4 |
| October | 47° | 1.6″ | 4 |
| November | 35° | 0.7″ | 2 |
| December | 26° | 0.6″ | 2 |
Regional context
Lockwood swings from 25°F in January to 71°F in July (46°F) per NOAA NCEI 1991-2020 normals; precipitation in Lockwood runs about 15.4 inches on roughly 41 measurable days.
Lockwood's rain peaks in summer: May brings 2.5 inches over 6.0 thunderstorm-fed days, while January sees just 0.6 inches across 2.0 days under cooler, drier air. That puts Lockwood in a summer-convective cohort with places like Billings, MT, Huntley, MT and Shepherd, MT.
Once Lockwood passes late-May, overnight freezes fade and kale, peas, spinach, and parsnips can be sown. Tomatoes and peppers do best set out two weeks later in Lockwood, once nights clear the mid-40s°F. The season ends by early-October in Lockwood, once hard frosts set back in. Lockwood's low ground holds frost later into spring than Lockwood's benches, which run 3-5 days ahead.
Similar climates: Billings, MT, Huntley, MT, Shepherd, MT, Acton, MT, Worden, MT.
Frequently asked
- When does it freeze in Lockwood?
- In Lockwood, expect the last spring frost near mid-May; Lockwood's first autumn frost comes around mid-October.
- What is the rainy season in Lockwood?
- Rainfall in Lockwood peaks in May near 2.5 inches, out of about 15 inches annually.
- What is the warmest month in Lockwood?
- On average July tops the year in Lockwood at about 71°F.
- What is the coldest month in Lockwood?
- The coldest stretch in Lockwood falls in January, around 25°F on average.
- When can I start a vegetable garden in Lockwood?
- Around mid-May, start frost-hardy crops in Lockwood; tomatoes and basil belong a fortnight later.
- How many rainy days does Lockwood get?
- Lockwood averages about 41 days with measurable rain or snow each year.
- What hardiness zone is Lockwood?
- Because Lockwood bottoms near 25°F in January, that winter low sets Lockwood's USDA zone — verify by ZIP.
- What is the 10-day forecast for Lockwood?
- Lockwood's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Lockwood?
- See this week's day-by-day rain chances for Lockwood in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Lockwood?
- Current conditions for Lockwood and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Lockwood forecast updated?
- The Lockwood forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Lockwood?
- Today's sunrise and sunset times for Lockwood are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Lockwood?
- The next few days in Lockwood's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a cold semi-arid zone, Lockwood, Montana swings from 25°F in the heart of winter to 71°F at midsummer — a 46°F arc.
Rain and snow bring Lockwood roughly 15 inches a year across approximately 41 measurable-precipitation days.
Lockwood sits at 45.8°N; that 46°F seasonal swing frames planting windows and frost dates across Lockwood.
ZIP codes in Lockwood
- 59101