Climate · Del Dios

Del Dios, CA climate

Del Dios has warm winters and warm summers, with very little rain. A typical July afternoon reaches 84°, a January night drops to 43°, and snow is almost unheard of.

NOAA 1991-2020 climate normals Updated once a decade
July high
84°
474th coolest of 1,618 California towns
January low
43°
325th mildest of 1,618 California towns
Rain + melted snow
13 in
497th driest of 1,618 California towns
Snow a winter
0.0 in
470th snowiest of 1,499 California towns
A normal year

What a year in Del Dios feels like

Winter

68° / 43°
Typical high / low · Snow is rare

Spring

72° / 50°
Typical high / low · Frost is rare by spring

Summer

83° / 61°
Typical high / low · 54 days reach 90° in a normal year

Fall

79° / 54°
Typical high / low · Mild well into the fall
Best months to be outsideJanFebMarAprMayJunOctNovDecHighs of 62–84° and lows of 40° or more
Month by month

Del Dios weather by month

Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January68°43°2.5" 070 52° – 61°
February68°45°2.8" 070 52° – 63°
March70°47°2.2" 060 53° – 65°
April72°50°0.9" 040 56° – 65°
May74°54°0.3" 030 61° – 70°
June79°58°0.1" 010 64° – 72°
July84°62°0.0" 010 69° – 78°
August87°63°0.0" 000 72° – 78°
September85°61°0.1" 010 70° – 77°
October80°55°0.7" 020 63° – 72°
November74°47°1.1" 040 53° – 64°
December67°42°2.0" 060 52° – 59°
Year76°52°12.8"0.0"410

“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.

Rain & snow

Rain and snow in Del Dios

Del Dios gets 13 inches of rain and melted snow a year. February is the wettest month and August the driest. Rain or snow falls on about 41 days a year.

13 in
Rain + melted snow a year
Less rain than 96% of U.S. towns
0.0 in
Snow in a normal winter
Less snow than 96% of U.S. towns
0 days
With 1"+ of snow on the ground
Fewer than 94% of U.S. towns

Rain + melted snow by month

Inches of water
2.8"

Snowfall by month

No measurable snow in a normal year.
Frost & the growing season

A year-round growing season

🌿 Only about half of winters dip to 32° here (39% of years), so gardens can grow year-round.
2
nights at or below 32° in a normal year
0
nights below 0° in a normal year
54
days that reach 90° in a normal year

Freezing nights by month

Average nights at or below 32°

90° days by month

Average days at 90° or more
Heating & cooling

Heating and cooling a home in Del Dios

Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Del Dios, 44% of that work is heating and 56% is cooling.

44%heating
1,214 heating degree daysLess heating than 96% of U.S. towns
1,517 cooling degree daysMore cooling than 79% of U.S. towns

Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.

Around Del Dios

Del Dios and its neighbors

Del Dios borders 2 towns with climate data. January nights across them vary by 2.9°. Escondido has both the coldest January nights (42°) and the hottest July afternoons (87°). Del Dios’s January low is 43° and its July high 84°.

Poway: January low 42°, July high 87°Santee: January low 42°, July high 86°Lemon Grove: January low 45°, July high 82°La Mesa: January low 44°, July high 83°Coronado: January low 48°, July high 74°National City: January low 48°, July high 75°Chula Vista: January low 45°, July high 80°Imperial Beach: January low 47°, July high 74°La Presa: January low 45°, July high 82°Del Mar: January low 48°, July high 73°San Marcos: January low 45°, July high 82°Harmony Grove: January low 44°, July high 84°San Diego: January low 45°, July high 80°Escondido: January low 42°, July high 87°Del Dios: January low 43°, July high 84° Del DiosSan DiegoEscondido
ColderMilder42° to 48°
Escondido42.0° −1.4°
Del Dios43.4°
San Diego44.9° +1.5°

Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.

Compared with other towns

How Del Dios compares

Summer heat84° July high
Cooler than 56% of U.S. towns474th coolest of 1,618 California towns
Winter cold43° January low
Milder than 96% of U.S. towns325th mildest of 1,618 California towns
Precipitation13" a year
Drier than 96% of U.S. towns497th driest of 1,618 California towns
Snow0.0" a winter
Less snow than 96% of U.S. towns470th snowiest of 1,499 California towns

Compared with every U.S. town and city on TownTapestry, each counted once.

Then and now

Warmer than it used to be

+2.1°1991–2020 average vs. the 20th century (1901–2000)

The last 30 years in Del Dios averaged 2.1° warmer than the 1900s. The biggest change is in January (+3.3°). The shift is larger than in 96% of U.S. towns.

❄️ Winter+2.4° now 56°, was 53°
🌷 Spring+2.1° now 61°, was 59°
☀️ Summer+1.8° now 72°, was 70°
🍂 Fall+2.2° now 67°, was 64°

Change by month1991–2020 average minus 1901–2000 average, at Del Dios’s spot on NOAA’s grid

Year to year

How much a month can swing

A normal is an average, and real years wander around it. March swings the most: between 1991 and 2020 its average temperature ranged from 53° to 65°. August is the most reliable, staying within 6°.

Coldest to warmest month in 30 yearsNormal
Questions

Common questions about Del Dios’s climate

What is the coldest month in Del Dios?

December, with a typical high of 67° and a low of 42°.

What is the hottest month in Del Dios?

August, with a typical high of 87° and a low of 63°. About 54 days a year reach 90°.

How much snow does Del Dios get?

Almost none. A normal year brings 0.0 inches.

When is the first frost in Del Dios?

Frost is uncommon. Only 39% of years see a night at 32° or below.

What is the rainiest month in Del Dios?

February, with 2.8 inches of rain and melted snow. The year totals 13 inches.

Temperatures and rainfall come from NOAA’s gridded climate normals for Del Dios itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Poway Valley, CA (6 mi, snow) and Escondido #2, CA (4 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.

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