San Luis Obispo County (San Luis Obispo)
Tomorrow
Tomorrow weather in San Luis Obispo County
Thursday, September 18th, 2025
22°
Patchy rain possible
Official weather alert: Flood Watch.The weather tomorrow in San Luis Obispo County will be much colder than today, with max temperatures up to 21°.
The humidity in San Luis Obispo County will get higher tomorrow and reach more than 77%.
22° / 17°
Temp
88%
Rain
7 km/h
Wind
77%
Humidity
San Luis Obispo County Weather Pages
San Luis Obispo County hourly forecast for tomorrow
Scroll right to see more weather forecasts for San Luis Obispo County tomorrow
| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 06:00 AM | 06:48 AM | 07:00 AM | 08:00 AM | 09:00 AM | 10:00 AM | 11:00 AM | 12:00 PM | 01:00 PM | 02:00 PM | 03:00 PM | 04:00 PM | 05:00 PM | 06:00 PM | 07:00 PM | 07:05 PM | 08:00 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  |  | | | | | |  |  | | | | | | | | | | | | |  | | | |  | Next |
| temperatures | 18.5° | 18.1° | 17.5° | 17.1° | 17° | 16.8° | 16.6° | Sunrise | 16.6° | 17° | 17.6° | 18° | 18.7° | 19.7° | 20.4° | 20.9° | 21.2° | 21.1° | 20.9° | 20.5° | 19.8° | Sunset | 19° | 18.6° | 18° | 18° | |
| wind speed | 3 km/h | 2 km/h | 4 km/h | 6 km/h | 4 km/h | 1 km/h | 7 km/h | 4 km/h | 4 km/h | 5 km/h | 4 km/h | 4 km/h | 4 km/h | 6 km/h | 7 km/h | 7 km/h | 7 km/h | 5 km/h | 3 km/h | 4 km/h | 2 km/h | 1 km/h | 3 km/h | 4 km/h | |||
| wind degree | 138° | 156° | 201° | 165° | 176° | 314° | 350° | 11° | 328° | 242° | 277° | 311° | 244° | 250° | 274° | 293° | 309° | 344° | 25° | 19° | 46° | 71° | 355° | 334° | |||
| wind direction | SE | SSE | SSW | SSE | S | NW | N | NNE | NNW | WSW | W | NW | WSW | WSW | W | WNW | NW | NNW | NNE | NNE | NE | ENE | N | NNW | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0.4 mm | |||
| chance for rain | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 100% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 82% | 84% | 86% | 87% | 85% | 80% | 79% | 84% | 89% | 85% | 79% | 78% | 74% | 67% | 63% | 62% | 63% | 66% | 70% | 73% | 75% | 77% | 78% | 94% | |||
| dew point | 15.3° | 15.3° | 15.2° | 14.8° | 14.1° | 13.4° | 13° | 13.7° | 14.7° | 14.8° | 14.6° | 14.7° | 14.7° | 14.2° | 13.8° | 13.9° | 14.2° | 14.6° | 14.9° | 15.1° | 14.5° | 14° | 14.4° | 16.5° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 5 km | 2 km | 10 km | 5 km | 9 km | 9 km | 7 km | 7 km | 9 km | 2 km | |||
| cloud cover | 96% | 82% | 88% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.3 | 0.6 | 0.8 | 1.3 | 2.3 | 1.8 | 1.6 | 1.6 | 1.1 | 0.4 | 0.1 | 0 | 0 | 0 | 0 | 0 |
Weather in San Luis Obispo County tomorrow
The weather in San Luis Obispo County tomorrow is expected to be noticeably warmer than usual, with a forecast temperature of 22 °F, compared to an average of 18 °F for September 18th in recent years.
temperatures
22 °F
rain
0.4 mm
wind
7 km/h
UV
Low
San Luis Obispo County daylight overview ☀️
Tomorrow in San Luis Obispo County, The sun rises at 06:48 and sets at 19:05, giving a total daylight duration of 12 hours and 17 minutes.
Top locations in San Luis Obispo County
Select a location for an accurate weather forecast
More Locations Quick links
More San Luis Obispo County weather pages
What to wear tomorrow in San Luis Obispo County? clothing recommendations
Stay comfortably stylish - your tailored guide for tomorrow's San Luis Obispo County forecast.
Long-sleeve shirt
Long pant
Closed-toe shoes
Light jacket
Umbrella
The weather tomorrow in San Luis Obispo County - FAQ
What is the maximum temperature for tomorrow in San Luis Obispo County?
The maximum temperature for tomorrow in San Luis Obispo County is expected to be 22° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in San Luis Obispo County? 🌧️
Yes, there is a 88% chance of rain in San Luis Obispo County tomorrow. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed tomorrow in San Luis Obispo County? 🌀
The wind in San Luis Obispo County is expected to blow at 7 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in San Luis Obispo County tomorrow?
Given the forecast of 22 °F with a 88% chance of rain, we advise checking our "What to wear tomorrow" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in San Luis Obispo County tomorrow.
What is the sunrise and sunset time for San Luis Obispo County tomorrow?
The sun is expected to rise at 06:48 and set at 19:05 in San Luis Obispo County.
How accurate is the weather forecast San Luis Obispo County tomorrow? ✅
San Luis Obispo County weather forecast for tomorrow is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
You are here
Where is San Luis Obispo County?Get accurate weather forecasts for San Luis Obispo County, located at latitude 35.283 and longitude -120.66. Stay updated with localized weather information tailored for San Luis Obispo County.
Found a mistake?
We appreciate your attention to details. Tell us here.