Los Fresnos, Texas Weather
Sun climbs to its northern throne. Day 88 of spring. Read this microseason across nine climate regions →
Los Fresnos weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 15Thunderstorm32%0.01″91°80°—
- TuesdayJun 16Thunderstorm65%0.20″83°76°-8°
- WednesdayJun 17Thunderstorm39%—93°77°+10°
- ThursdayJun 18Thunderstorm——94°81°+1°
- FridayJun 19Thunderstorm——95°80°+1°
- SaturdayJun 20Thunderstorm——94°79°-1°
- SundayJun 21Overcast——92°79°-2°
AQI 29 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±4 points). PM2.5 at 8.8 µg/m³ (AQI 49), ratio 0.68 with 14 mph wind — characteristic of long-range haze transport rather than a local source.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5 at 8.8 µg/m³ (AQI 49), ratio 0.68 with 14 mph wind — characteristic of long-range haze transport rather than a local source.
- PM2.5/PM10
- 0.68
- Wind
- breezy
- Recent rain
- 0h in last 6h
- Pattern
- transport
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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 6:53 AM
- Moonset
- 8:29 PM
- In sign
- ♋︎ Cancer
Sun climbs to its northern throne
Los Fresnos at a glance
- Today vs. normal: 91°F — typical for the season
- Last frost: January 22 (climatological average for this latitude)
- Microseason: Jun 11–15
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
16-Day Forecast — Los Fresnos
- Mon92°80°32%
- Tue83°77°65%
- Wed93°77°39%
- Thu94°81°2%
- Fri95°80°4%
- Sat94°79°7%
- Sun92°79°1%
- Mon92°79°1%
- Tue91°79°5%
- Wed93°78°4%
- Thu93°78°7%
- Fri95°78°12%
- Sat94°77°3%
- Sun93°79°3%
- Mon95°80°13%
- Tue90°79°19%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 15, 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 — Los Fresnos
SPC has placed Los Fresnos in the General Thunderstorms category for severe thunderstorms today.
- 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.
Microseason · June 11–15
Sun climbs to its northern throne
Days lengthen toward solstice; longest light lingers until after 8 PM, heat building steadily.
Day 166 of 365 · Wedge 33 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | lettuce, peas, spinach, radishes | — |
| March | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | — |
| April | tomatoes, peppers, beans, squash | — |
| May | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | — | lettuce, peas, radishes |
| July | — | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | — | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | fall brassicas, garlic (overwinter), carrots | — |
| December | — | — |
A year in weather
The year in Los Fresnos tops out in August (~87°F) and dips lowest in January (~63°F), with September wettest at 5.7 inches and February driest at 1.0 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 63° | 1.1″ | 2 |
| February | 67° | 1.0″ | 2 |
| March | 71° | 1.4″ | 2 |
| April | 77° | 1.5″ | 2 |
| May | 82° | 2.2″ | 2 |
| June | 86° | 2.9″ | 4 |
| July | 86° | 2.0″ | 3 |
| August | 87° | 2.2″ | 4 |
| September | 83° | 5.7″ | 8 |
| October | 78° | 3.8″ | 5 |
| November | 71° | 1.8″ | 3 |
| December | 64° | 1.2″ | 3 |
Regional context
Per NOAA NCEI 1991-2020 normals, Los Fresnos runs from a 63°F January mean to 86°F in July, a 24°F seasonal spread, with near 26.8 inches of precipitation across about 39 wet days.
Los Fresnos's rain peaks in summer: September brings 5.7 inches over 7.6 thunderstorm-fed days, while February sees just 1.0 inches across 1.9 days under cooler, drier air. That summer-storm rhythm groups Los Fresnos with places like Indian Lake, TX, Orason, TX and Laureles, TX.
With a coldest-month mean of 63°F, Los Fresnos stays mostly frost-free and grows year-round. The August peak near 87°F is Los Fresnos's real limit, pushing cool-season vegetables to spring and fall. Across Los Fresnos, elevation and tree cover drive a 4-7°F spread in Los Fresnos's overnight lows.
Similar climates: Indian Lake, TX, Orason, TX, Laureles, TX, Chula Vista, TX, Del Mar Heights, TX.
Frequently asked
- When does it freeze in Los Fresnos?
- In Los Fresnos, expect the last spring frost near mid-February; Los Fresnos's first autumn frost comes around mid-December.
- What is the rainy season in Los Fresnos?
- September is the wettest month in Los Fresnos, about 5.7 inches on average; the year totals roughly 27 inches.
- What is the warmest month in Los Fresnos?
- The warmest stretch in Los Fresnos comes in August, around 87°F on average.
- What is the coldest month in Los Fresnos?
- On average January is the chilliest month in Los Fresnos, about 63°F.
- When can I start a vegetable garden in Los Fresnos?
- Time tomatoes in Los Fresnos for two weeks after mid-February; peas and greens start at Los Fresnos's frost line.
- How many rainy days does Los Fresnos get?
- Expect roughly 39 wet days a year in Los Fresnos.
- What hardiness zone is Los Fresnos?
- Los Fresnos sits in the USDA zone set by January lows near 63°F; the USDA ZIP tool gives the band.
- What is the 10-day forecast for Los Fresnos?
- Los Fresnos'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 Los Fresnos?
- See this week's day-by-day rain chances for Los Fresnos in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Los Fresnos?
- Current conditions for Los Fresnos and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Los Fresnos forecast updated?
- The Los Fresnos forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Los Fresnos?
- Day length in Los Fresnos peaks around the June solstice — earliest sunrise and latest sunset — and is shortest near the December solstice.
- How accurate is the weather forecast for Los Fresnos?
- The next few days in Los Fresnos's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Los Fresnos, Texas has a humid subtropical climate: January averages roughly 63°F, July about 86°F, 23°F between them.
Los Fresnos sees close to 27 inches of precipitation annually, falling across some 39 wet days.
At 26.1°N, Los Fresnos's 23°F summer-to-winter swing sets when Los Fresnos's gardens wake and when frost returns.
ZIP codes in Los Fresnos
- 78566