San Diego weather
At 1:15 PM local time it was drizzle and 23°C (73°F). Light rain for 6 of the next 24 hours (under 1 mm/h, 2.3 mm total) — cloudy, but fine to be out. Best months for weather: Jan–Mar. San Diego sits 1273 m (4,177 ft) above sea level, which keeps it cooler than the coast. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for San Diego, Cartago Province, Costa Rica.
Current conditions
- Clouds
- 98%
- Chance of rain
- 100%
- Rain
- 0.8 mm/h
Hourly Forecast
Light rain for 6 of the next 24 hours (under 1 mm/h, 2.3 mm total) — cloudy, but fine to be out
Daily Forecast
Best Time to Visit
Peak season Jan–MarOff season May–Nov
About San Diego weather
Is it raining in San Diego right now?
Yes. It’s drizzle and 23° right now. Light rain for 6 of the next 24 hours (under 1 mm/h, 2.3 mm total) — cloudy, but fine to be out.
What’s the weather like in San Diego this week?
Over the next 7 days, expect highs of 23–26° and lows of 15–18°. Rain is likely on 7 of 7 days (Saturday, Sunday, Monday, Tuesday, Wednesday, Thursday, Friday). The driest day looks like Thursday.
Has it been raining in San Diego lately?
In the past 7 days, San Diego had 5 rainy days and 24.5 mm of rain in total.
What should I pack for San Diego?
For the coming week, bring an umbrella or rain jacket and a light jacket.
San Diego weather by month
When is the best time to visit San Diego?
Based on weather alone, the best time to visit San Diego is Jan–Mar, according to NASA's 2001–2025 climate averages. May–Nov tends to be the least pleasant. Average highs run from 22°C (72°F) in January to 25°C (77°F) in April.
What is the rainiest month in San Diego?
October is the wettest month, with about 285 mm (11.2 in) of rain on average. February is the driest, with about 70 mm (2.8 in).
What is the hottest month in San Diego?
April is the warmest, with average highs of 25°C (77°F) and lows of 17°C (62°F). January is the coolest, with highs of 22°C (72°F) and lows of 16°C (61°F).
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), forecast and current conditions from Open-Meteo. Page updated . How we rate months