World → United States → San Diego
Weather in San Diego — today
Now
☁️
+20°
Overcast
Feels like +22° · humidity 91%
Today 13.6: +24° / +19°
🕐 07:25
Wind
8 km/h
UV index
1 🟡
Air (AQI)
25 · Good
Precipitation
1%
Humidity
91%
Pressure
1011 hPa
Sunrise / sunset
05:40 / 19:57
Sea temperature
🌊 +21°
👕 What to wear today
Warm — a T-shirt and light trousers or shorts.
Feels warmer by 2°
Weather for an activity:
Detailed weather information for San Diego
Today, 13 June, Saturday, in San Diego (United States): partly cloudy, warm. During the day the air will warm up to +24°, at night around +19°. Wind up to 17 km/h. No precipitation expected, you won't need an umbrella. Light summer clothing will do — a T-shirt and shorts or light trousers. Water temperature is +21° — you can swim. The sun will rise at 05:40 and set at 19:57 — daylight lasts 14 hours.Hourly weather in San Diego
💧 The bars at the bottom show the hourly precipitation probability. Shaded areas of the chart are the dark hours (before sunrise 🌅 and after sunset 🌇).
Weather in San Diego for 14 days
Tap a day to expand it by time of day and open the full forecast. The bar shows the range from the night low (left) to the day high (right).
▶
Today 13.6
🌫️
💧 1%
+19° +24°
Morning
⛅
+21°
Day
🌫️
+24°
Evening
🌇
+21°
Night
🌙
+19°
▶
Tomorrow 14.6
🌫️
💧 1%
+17° +25°
Morning
☁️
+19°
Day
🌫️
+25°
Evening
🌇
+21°
Night
🌙
+17°
▶
Mon 15.6
☀️
+20° +25°
Morning
☀️
+22°
Day
☀️
+25°
Evening
🌇
+24°
Night
🌙
+20°
▶
Tue 16.6
☀️
💧 1%
+20° +25°
Morning
☀️
+22°
Day
☀️
+25°
Evening
🌇
+24°
Night
🌙
+20°
▶
Wed 17.6
☀️
💧 2%
+20° +25°
Morning
☀️
+22°
Day
☀️
+25°
Evening
🌇
+24°
Night
🌙
+20°
▶
Thu 18.6
☀️
💧 1%
+19° +25°
Morning
☀️
+21°
Day
☀️
+25°
Evening
🌇
+24°
Night
🌙
+19°
▶
Fri 19.6
☀️
💧 1%
+19° +24°
Morning
☀️
+21°
Day
☀️
+24°
Evening
🌇
+23°
Night
🌙
+19°
▶
Sat 20.6
☀️
💧 1%
+18° +22°
Morning
☀️
+19°
Day
☀️
+22°
Evening
🌇
+21°
Night
🌙
+18°
▶
Sun 21.6
☀️
+18° +21°
Morning
☀️
+19°
Day
☀️
+21°
Evening
🌇
+20°
Night
🌙
+18°
▶
Mon 22.6
☀️
+18° +21°
Morning
☀️
+19°
Day
☀️
+21°
Evening
🌇
+20°
Night
🌙
+18°
▶
Tue 23.6
☀️
+18° +24°
Morning
☀️
+20°
Day
☀️
+24°
Evening
🌇
+23°
Night
🌙
+18°
▶
Wed 24.6
☀️
+19° +26°
Morning
☀️
+22°
Day
☀️
+26°
Evening
🌇
+24°
Night
🌙
+19°
▶
Thu 25.6
☀️
+21° +28°
Morning
☀️
+24°
Day
☀️
+28°
Evening
🌇
+26°
Night
🌙
+21°
▶
Fri 26.6
☀️
+22° +27°
Morning
☀️
+24°
Day
☀️
+27°
Evening
🌇
+26°
Night
🌙
+22°
🗺️ Precipitation radar
Precipitation radar (RainViewer) over a clean base map — updates every 5–10 minutes. Colours show nearby precipitation; if there is none, the map is simply clear — that is normal. Zoom with + / −.
Rain intensity:lightmoderateheavy
🎯 What to do in this weather — indices of the day
Comfort score from 0 (bad) to 100 (excellent), calculated from the day's weather. For “rain” and “UV” a percentage/risk level is shown.
🏖️ Beach
74 / 100
for sea and sun · Good
🏊 Swimming
69 / 100
water 21° · Good
🏃 Running
73 / 100
comfort for running · Good
🧴 UV
9%
moderate · low
☂️ Rain
1%
unlikely · low
✨ Stars
87 / 100
evening visibility · Excellent
🧺 Laundry drying
54 / 100
will dry outside · Average
🚗 Car wash
94 / 100
no rain expected · Excellent
🌫️ Air quality
25
Good air
European AQI
PM2.5: 17PM10: 19O₃: 24NO₂: 20
🫁 The air is clean — you can walk and exercise outside.
🌅 Sun, moon and sea
Sunrise
05:40
Sunset
19:57
Golden hour
19:21
Daylight
14 h (+0 min vs yesterday)
Sea temperature
+21°
🌊 slight, waves 0.9 m.
San Diego climate by month
Long-term averages. Hover over a bar for details. The forecast for a specific month is a combination of the climate normal and the model forecast for the coming weeks.
+17°
+9°
Jan
+17°
+9°
Feb
+18°
+11°
Mar
+19°
+12°
Apr
+20°
+14°
May
+22°
+15°
Jun
+24°
+17°
⭐ Jul
+25°
+18°
⭐ Aug
+25°
+18°
⭐ Sep
+23°
+15°
Oct
+20°
+12°
Nov
+17°
+9°
Dec
Bar color shows temperature:frostcoolcomfortablewarmhot⭐ — best months to visit
| Month | Day | Night | Sea | Precipitation | What to pack and what makes the month notable (events, nuances) |
|---|---|---|---|---|---|
| January | +17° | +9° | +15° | 58 mm | A fresh month — +17° daytime, take a jacket for walks. 🙂 a sweater for the evening. The water is cold (+15°) — swimming is for the brave. |
| February | +17° | +9° | +15° | 73 mm | Cool weather: +17° by day, noticeably colder in the evening. One of the wettest months (73 mm): downpours can derail plans. 🙂 a sweater for the evening. The water is cold (+15°) — swimming is for the brave. This is the coldest month of the year. |
| March | +18° | +11° | +16° | 48 mm | Cool: around +18° by day, you'll need a warm layer. 🙂 a sweater for the evening. The water is cold (+16°) — swimming is for the brave. |
| April | +19° | +12° | +17° | 24 mm | Ideal weather: +19° daytime — neither hot nor cold. 🙂 a sweater for the evening. The water is cold (+17°) — swimming is for the brave. |
| May | +20° | +14° | +18° | 10 mm | The most pleasant season: +20° by day, comfortable all day long. 🙂 a sweater for the evening. Sea at +18° — swimmable, refreshing. |
| June | +22° | +15° | +19° | 2 mm | One of the best times to visit: +22° by day, fresh nights. 🙂 a sweater for the evening. Sea at +19° — swimmable, refreshing. One of the driest months — rain is very unlikely. |
| ⭐ July | +24° | +17° | +21° | 2 mm | Ideal weather: +24° daytime — neither hot nor cold. 😊 light summer clothing. Sea at +21° — swimmable, refreshing. Weather-wise, one of the three best months to visit. |
| ⭐ August | +25° | +18° | +21° | 2 mm | The most pleasant season: +25° by day, comfortable all day long. 😊 light summer clothing. Sea at +21° — swimmable, refreshing. This is the hottest month of the year in San Diego. |
| ⭐ September | +25° | +18° | +21° | 4 mm | One of the best times to visit: +25° by day, fresh nights. 😊 light summer clothing. Sea at +21° — swimmable, refreshing. Weather-wise, one of the three best months to visit. |
| October | +23° | +15° | +19° | 15 mm | Ideal weather: +23° daytime — neither hot nor cold. 🙂 a sweater for the evening. Sea at +19° — swimmable, refreshing. |
| November | +20° | +12° | +17° | 23 mm | The most pleasant season: +20° by day, comfortable all day long. 🙂 a sweater for the evening. The water is cold (+17°) — swimming is for the brave. |
| December | +17° | +9° | +16° | 49 mm | Cool: around +17° by day, you'll need a warm layer. 🙂 a sweater for the evening. The water is cold (+16°) — swimming is for the brave. The shortest daylight of the year — it gets dark early. |
When to visit San Diego
✅ Recommended time to visit
🌟 Best time: July, August, September
Daytime air+24…+25°
Sea temperature+21…+21°
Precipitationalmost none
Why: comfortable +24…+25° by day, little rain.
🟡 Doable, with caveats
🌤️ Shoulder season: March, April, May, June, October, November
Daytime air+18…+23°
Sea temperature+16…+19°
Precipitationrare
Why: cool (+18…+23°) — not beach season, but great for city sights and museums.
🔴 Not the best time
🌤️ Shoulder season: January, February, December
Daytime air+17…+17°
Sea temperature+15…+16°
Precipitationoften
Bottom line: the best time to visit San Diego is July – September, and the most comfortable months are July, August, September. The toughest months to visit are January, February, December: cool and damp.
🌡️ Today vs the climate normal
Today's high
+24°
Normal for June
+22°
Deviation
2° warmer than normal
A year ago on this day
+21°
Record for this date
+29° (1945)
The normal, “a year ago” and the record come from the weather archive since 1940 (Open-Meteo / ERA5).
Weather archive for San Diego
📅 See what the weather was like on any day since 1940. For example: “what was the weather on March 2, 2021”.
Show the archive for the selected day →
Show the archive for the selected day →
Weather in cities near San Diego
Frequently asked questions about the weather in San Diego
Can you swim in San Diego in summer?＋
In winter the water is around +15° — swimming is for the brave. In summer the sea warms up to +21°.
Is it cold in San Diego in winter?＋
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.
Data: Open-Meteo (CC-BY 4.0), met.no, NWS · radar RainViewer · archive since 1940 · © wweather1 — traffic-adv.ae