La Union, New Mexico Weather
The monsoon settles in. Day 15 of summer. Read this microseason across nine climate regions →
La Union weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Light Drizzle22%—102°78°—
- MondayJul 6Overcast12%—99°73°-3°
- TuesdayJul 7Overcast——99°75°0°
- WednesdayJul 8Overcast——98°81°-1°
- ThursdayJul 9Overcast23%—101°82°+3°
- FridayJul 10Light Drizzle23%—100°80°-1°
- SaturdayJul 11Light Drizzle13%0.01″101°78°+1°
AQI 35 (Good), driven by Ozone. AQI down 8 over the last 6 hours (gradual decline). Ozone at AQI 42. Overcast through the UV peak window (cloud cover ~97%) — afternoon ozone should stay flat.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 10 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 42. Overcast through the UV peak window (cloud cover ~97%) — afternoon ozone should stay flat.
- Present
- AQI 42
- UV peak
- 7.6 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 21
PM × Wind × Precip
PM2.5 at 5.3 µg/m³, PM10 at 7.3 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.73
- Wind
- breezy
- Recent rain
- 0h in last 6h
- Pattern
- background
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
- 11:21 PM
- Moonset
- 11:24 AM
- In sign
- ♓︎ Pisces
The monsoon settles in
La Union at a glance
- Today vs. normal: 12°F above the seasonal normal for this latitude
- Last frost: February 27 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — La Union
- Sun102°78°22%
- Mon99°73°12%
- Tue99°75°6%
- Wed98°81°6%
- Thu101°82°23%
- Fri100°80°23%
- Sat101°78°13%
- Sun98°80°12%
- Mon95°78°15%
- Tue96°77°15%
- Wed97°81°15%
- Thu100°80°12%
- Fri102°80°19%
- Sat104°81°13%
- Sun105°83°32%
- Mon105°86°30%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, 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 — La Union
SPC includes La Union in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- 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.
ZIP codes in La Union
- 88021