Coronado weather in October

In October, Coronado sees average daytime highs of 71°F and overnight lows near 62°F, with 0.5 in of rain across 2 wet days and about 11.2 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 73°F in the first days to 69°F by the end. The sky is clear or mostly clear about 65% of the time in October, and the air most often feels comfortable.

Daylight stretches from about 11 h 42 min at the start of October to 10 h 42 min by month's end. Set against the rest of the year, October is Coronado's 5th-clearest and 11th-windiest month. For the whole year in context, see Coronado's year-round climate.

Daytime high
71°
4th warmest
Overnight low
62°
9th coldest
Rainfall
0.5 in
2 wet days
Daylight
11 h 12 min
5:58 AM – 5:09 PM
Cloud cover
30%
5th clearest
Wind
6 mph
11th windiest
Solar energy
4.83 kWh/m²
Travel score
8.4
out of 10

Coronado is city in San Diego County, California, United States.

Density
293/km²
people per km²
Founded
1890

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 73°F in the first days to 69°F by the end.

A typical October day in Coronado reaches about 71°F in the afternoon and slips back to 62°F overnight — a 9°F spread between the day's warmth and the night's chill. On most days the high lands between 66°F and 78°F. Set against its neighbours, October runs about 3°F cooler than September and about 4°F warmer than November.

50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
17364
27364
37364
47364
57363
67263
77263
87263
97263
107263
117263
127262
137262
147162
157162
167162
177162
187162
197162
207162
217161
227061
237061
247061
257061
267061
277060
286960
296960
306960
316960

Coronado weather by month

How October compares with the rest of the year at a glance. October is the 4th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan62° / 52°2.05.510.16.1
Feb62° / 53°2.56.210.85.9
Mar63° / 54°1.55.211.86.3
Apr64° / 56°0.62.912.87.2
May66° / 58°0.31.613.77.7
Jun69° / 61°0.00.214.18.4
Jul72° / 64°0.10.313.99.0
Aug74° / 66°0.00.113.29.4
Sep74° / 65°0.10.612.29.2
Oct71° / 62°0.5211.28.4
Nov67° / 57°0.72.910.37.6
Dec62° / 53°1.64.99.96.4

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 65% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 20%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18515
28515
38515
48515
58515
68515
78515
88416
98317
108317
118317
128317
138317
148119
158119
168119
177921
187921
197723
207723
217723
227624
237624
247624
257624
267723
277723
287723
297624
307723
317723

Chance of precipitation in October

Any precipitation

Coronado gets around 0.5 in of rain over 2 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 6% and peaks near 9% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
13
23
33
44
54
64
74
84
95
105
115
125
135
146
156
166
176
186
197
207
217
228
238
248
258
268
278
289
299
309
319

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the comfortable band about 46% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
19354610
21037449
31138438
41139418
51241407
61342397
71443376
81444365
91545365
101645354
111646344
121746333
131747323
141847323
151948313
162048302
172148292
182248282
192348272
202548252
212648241
222849221
232949211
243149191
253349181
263549160
273749140
283948130
294048120
304248100
31444790

Wind in October

Winds average 6 mph in October.

Across October, daily wind ranges from about 6 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 42 min at the start of October to 10 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over October. Sunrise moves from 5:47 AM to 6:11 AM, and sunset from 5:28 PM to 4:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.75:475:28
211.65:485:27
311.65:495:25
411.65:495:24
511.55:505:23
611.55:515:22
711.55:525:20
811.45:525:19
911.45:535:18
1011.45:545:16
1111.35:555:15
1211.35:555:14
1311.35:565:13
1411.25:575:11
1511.25:585:10
1611.25:585:09
1711.15:595:08
1811.16:005:07
1911.16:015:06
2011.06:025:05
2111.06:025:03
2211.06:035:02
2311.06:045:01
2410.96:055:00
2510.96:064:59
2610.96:074:58
2710.86:074:57
2810.86:084:56
2910.86:094:55
3010.76:104:55
3110.76:114:54

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.83 kWh/m².

For context, solar energy here swings from a low near 3.12 kWh/m² to a high of 7.89 kWh/m² in June across the year — October's 4.83 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.4Bright
45.4Bright
55.3Bright
65.3Bright
75.3Bright
85.2Bright
95.2Bright
105.1Bright
115.1Bright
125.0Bright
135.0Bright
144.9Bright
154.9Bright
164.8Bright
174.8Bright
184.7Bright
194.7Bright
204.6Bright
214.6Bright
224.6Bright
234.5Bright
244.5Bright
254.4Bright
264.4Bright
274.4Bright
284.3Bright
294.3Bright
304.3Bright
314.2Bright
Planning a trip in October

Is October a good time to visit Coronado?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

8.4
Sightseeing
4th-best month of the year
5.6
Beach & pool
4th-best month of the year

October is one of the better times to visit Coronado for general sightseeing.

What to pack for Coronado in October

From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In October, Coronado sees daytime highs around 71°F and nights near 62°F. Worth packing: sun protection.

sun protection

Sea temperature near Coronado in October

The nearest coast averages about 67°F in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 70°F and coldest in February near 59°F.

It's comfortable for a long swim from Jul 13 to Sep 28 — about 2.6 months when the water holds above 68°F.

60°65°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°F)Comfort
Jan60Cool
Feb59Cool
Mar60Cool
Apr61Cool
May63Cool
Jun65Cool
Jul68Refreshing
Aug70Refreshing
Sep69Refreshing
Oct67Cool
Nov64Cool
Dec61Cool

UV index in Coronado in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Coronado peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 11Dec 17UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5High
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Coronado in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Coronado is worst in September — around 26 µg/m³ PM2.5 (moderate), about 3.4× the cleanest month (May, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateSep 1625 µg/m³May 168 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb12Moderate
Mar12Moderate
Apr11Good
May8Good
Jun11Good
Jul11Good
Aug15Moderate
Sep26Moderate
Oct14Moderate
Nov12Moderate
Dec16Moderate
Location & terrain

Where is Coronado?

Coronado sits at 32.7°N, 117.2°W, 16 ft above sea level, in United States. The nearest listed city is San Diego, 2.5 mi away.

Topography around Coronado

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Coronado.

Within 2 miles, the terrain around Coronado has only modest variations in elevation — a maximum elevation change of 95 ft around an average of 10 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 722 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 6,450 ft.

The land around Coronado is covered by water (56%) and artificial surfaces (31%) within 2 miles, water (51%) and artificial surfaces (37%) within 10 miles, and water (36%) and shrubs (22%) within 50 miles.

2 miles
95 ft
10 miles
722 ft
50 miles
6,450 ft
treesshrubsgrasslandartificial surfacesbare terrainwater
October weather nearby: San Diego 2.5 mi · National City 5.0 mi · Chula Vista 6.8 mi · Imperial Beach 8.1 mi · Lemon Grove 9.9 mi · La Mesa 11 mi · La Presa 11 mi · Spring Valley 11 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Coronado (32.6859°, -117.1831°, elevation 16 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).