Del Rio, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Del Rio weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——91°61°—
- MondayJul 6Overcast——90°57°-1°
- TuesdayJul 7Clear——94°54°+4°
- WednesdayJul 8Clear——100°53°+6°
- ThursdayJul 9Clear——102°58°+2°
- FridayJul 10Mostly Clear——106°58°+4°
- SaturdayJul 11Overcast——108°62°+2°
AQI 42 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 12.1 µg/m³ (AQI 57) with a 0.72 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
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 12.1 µg/m³ (AQI 57) with a 0.72 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.72
- Wind
- light
- 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
- 11:23 PM
- Moonset
- 11:22 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Del Rio at a glance
- Today vs. normal: 4°F below the seasonal normal for this latitude
- Last frost: April 2 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Del Rio
- Sun91°61°5%
- Mon90°57°1%
- Tue94°54°0%
- Wed100°53°0%
- Thu102°58°0%
- Fri106°58°0%
- Sat108°62°0%
- Sun107°65°2%
- Mon112°73°4%
- Tue114°73°5%
- Wed99°71°0%
- Thu104°68°1%
- Fri111°73°0%
- Sat117°76°6%
- Sun115°77°3%
- Mon108°69°6%
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.
Microseason · July 1–5
Summer heat deepens across the valleys
Inland temperatures exceed 95°F regularly; fire danger reaches moderate to high across most of the region.
Day 186 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
Del Rio's warmest month is July (~79°F mean) and its coldest is December (~48°F). Rainfall peaks in January (3.5 inches) and bottoms out in August (0.0 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 48° | 3.5″ | 12 |
| February | 51° | 3.2″ | 11 |
| March | 54° | 2.9″ | 12 |
| April | 60° | 1.4″ | 8 |
| May | 68° | 0.5″ | 4 |
| June | 74° | 0.0″ | 1 |
| July | 79° | 0.0″ | 0 |
| August | 78° | 0.0″ | 0 |
| September | 73° | 0.1″ | 1 |
| October | 65° | 0.6″ | 3 |
| November | 54° | 2.3″ | 8 |
| December | 48° | 3.1″ | 11 |
Frequently asked
- When does it freeze in Del Rio?
- Frost typically leaves Del Rio by mid-April and returns to Del Rio near mid-November.
- What is the rainy season in Del Rio?
- Del Rio sees its heaviest rain in January (around 3.5 inches), part of roughly 18 inches a year.
- What is the warmest month in Del Rio?
- Del Rio peaks in July, when the mean runs near 79°F.
- What is the coldest month in Del Rio?
- December is Del Rio's coldest month, averaging about 48°F.
- When can I start a vegetable garden in Del Rio?
- Around mid-April, start frost-hardy crops in Del Rio; tomatoes and basil belong a fortnight later.
- How many rainy days does Del Rio get?
- Del Rio records around 71 days of measurable precipitation annually.
- What hardiness zone is Del Rio?
- With December around 48°F, Del Rio's zone reflects that minimum — the USDA ZIP map confirms Del Rio's band.
- What is the 10-day forecast for Del Rio?
- Del Rio'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 Del Rio?
- See this week's day-by-day rain chances for Del Rio in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Del Rio?
- Current conditions for Del Rio and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Del Rio forecast updated?
- The Del Rio forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Del Rio?
- Today's sunrise and sunset times for Del Rio 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 Del Rio?
- The next few days in Del Rio's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
In Del Rio, California, the hot-summer Mediterranean climate runs from about 48°F in January to 79°F in July, a 31°F seasonal range.
Across the year, Del Rio collects about 18 inches of precipitation over roughly 71 days with measurable rain or snow.
From 37.7°N, Del Rio sees a 31°F seasonal swing that governs Del Rio's planting and frost windows.
ZIP codes in Del Rio
- 95356