Climate San Luis Obispo - California
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 64 | 64 | 65 | 69 | 72 | 75 |
| Average low in ºF Av. low Lo | 41 | 42 | 44 | 45 | 48 | 51 |
| Av. precipitation in inch Av. precip. Pre. | 3.66 | 3.65 | 3.20 | 1.11 | 0.38 | 0.07 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 77 | 80 | 79 | 76 | 70 | 64 |
| Average low in ºF Av. low Lo | 54 | 55 | 54 | 49 | 44 | 40 |
| Av. precipitation in inch Av. precip. Pre. | 0.02 | 0.04 | 0.21 | 0.88 | 1.75 | 4.04 |
What is the average weather in San Luis Obispo, California?
San Luis Obispo experiences a warm-summer climate with dry summers and wetter winters. The annual precipitation is low, with frequent rain or drizzle common during the cooler season. Summers are warm and dry, while winters are cool, creating a moderate seasonal contrast.
San Luis Obispo Climate Graph - California Climate Chart
Daily normals San Luis Obispo - California - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 64.5 | 39.8 | 0.14 | 0.14 | 0.00 | 0.00 |
| 2 Jan | 64.6 | 39.8 | 0.27 | 0.27 | 0.00 | 0.00 |
| 3 Jan | 64.6 | 39.9 | 0.39 | 0.39 | 0.00 | 0.00 |
| 4 Jan | 64.7 | 39.9 | 0.52 | 0.52 | 0.00 | 0.00 |
| 5 Jan | 64.7 | 40.0 | 0.65 | 0.65 | 0.00 | 0.00 |
| 6 Jan | 64.8 | 40.0 | 0.77 | 0.77 | 0.00 | 0.00 |
| 7 Jan | 64.8 | 40.1 | 0.91 | 0.91 | 0.00 | 0.00 |
| 8 Jan | 64.8 | 40.1 | 1.04 | 1.04 | 0.00 | 0.00 |
| 9 Jan | 64.9 | 40.2 | 1.18 | 1.18 | 0.00 | 0.00 |
| 10 Jan | 64.9 | 40.3 | 1.33 | 1.33 | 0.00 | 0.00 |
| 11 Jan | 65.0 | 40.3 | 1.47 | 1.47 | 0.00 | 0.00 |
| 12 Jan | 65.0 | 40.4 | 1.61 | 1.61 | 0.00 | 0.00 |
| 13 Jan | 65.0 | 40.4 | 1.74 | 1.74 | 0.00 | 0.00 |
| 14 Jan | 65.1 | 40.5 | 1.88 | 1.88 | 0.00 | 0.00 |
| 15 Jan | 65.1 | 40.5 | 2.01 | 2.01 | 0.00 | 0.00 |
| 16 Jan | 65.1 | 40.6 | 2.13 | 2.13 | 0.00 | 0.00 |
| 17 Jan | 65.2 | 40.7 | 2.25 | 2.25 | 0.00 | 0.00 |
| 18 Jan | 65.2 | 40.7 | 2.37 | 2.37 | 0.00 | 0.00 |
| 19 Jan | 65.2 | 40.8 | 2.49 | 2.49 | 0.00 | 0.00 |
| 20 Jan | 65.2 | 40.8 | 2.61 | 2.61 | 0.00 | 0.00 |
| 21 Jan | 65.2 | 40.9 | 2.72 | 2.72 | 0.00 | 0.00 |
| 22 Jan | 65.2 | 40.9 | 2.84 | 2.84 | 0.00 | 0.00 |
| 23 Jan | 65.2 | 41.0 | 2.95 | 2.95 | 0.00 | 0.00 |
| 24 Jan | 65.2 | 41.0 | 3.06 | 3.06 | 0.00 | 0.00 |
| 25 Jan | 65.2 | 41.1 | 3.17 | 3.17 | 0.00 | 0.00 |
| 26 Jan | 65.2 | 41.2 | 3.28 | 3.28 | 0.00 | 0.00 |
| 27 Jan | 65.2 | 41.2 | 3.38 | 3.38 | 0.00 | 0.00 |
| 28 Jan | 65.1 | 41.3 | 3.50 | 3.50 | 0.00 | 0.00 |
| 29 Jan | 65.1 | 41.3 | 3.61 | 3.61 | 0.00 | 0.00 |
| 30 Jan | 65.1 | 41.4 | 3.74 | 3.74 | 0.00 | 0.00 |
| 31 Jan | 65.1 | 41.4 | 3.86 | 3.86 | 0.00 | 0.00 |
Weather history San Luis Obispo - September 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Sep | 73.0 | 55.0 | 0.00 | - | - |
| 02 Sep | 75.9 | 53.1 | 0.00 | - | - |
| 03 Sep | 73.9 | 57.0 | 0.00 | - | - |
| 04 Sep | 79.0 | 60.1 | 0.00 | - | - |
| 05 Sep | 80.1 | 55.0 | 0.00 | - | - |
| 06 Sep | 84.0 | 52.0 | 0.00 | - | - |
| 07 Sep | - | - | - | - | - |
| 08 Sep | - | - | - | - | - |
| 09 Sep | - | - | - | - | - |
| 10 Sep | - | - | - | - | - |
| 11 Sep | - | - | - | - | - |
| 12 Sep | - | - | - | - | - |
| 13 Sep | - | - | - | - | - |
| 14 Sep | - | - | - | - | - |
| 15 Sep | - | - | - | - | - |
| 16 Sep | - | - | - | - | - |
| 17 Sep | - | - | - | - | - |
| 18 Sep | - | - | - | - | - |
| 19 Sep | - | - | - | - | - |
| 20 Sep | - | - | - | - | - |
| 21 Sep | - | - | - | - | - |
| 22 Sep | - | - | - | - | - |
| 23 Sep | - | - | - | - | - |
| 24 Sep | - | - | - | - | - |
| 25 Sep | - | - | - | - | - |
| 26 Sep | - | - | - | - | - |
| 27 Sep | - | - | - | - | - |
| 28 Sep | - | - | - | - | - |
| 29 Sep | - | - | - | - | - |
| 30 Sep | - | - | - | - | - |
Past weather San Luis Obispo
| Sep 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 77.7 ºF | 64 ºF | |
| Average low temperature Av. low temp. | 55.4 ºF | 41 ºF | |
| Total precipitation Total precip. | 0.00 inch | 3.66 inch | |
| Total snowfall Total snowfall | - inch | 0 inch | |
| Highest max temperature Highest max temp. | 84.0 ºF | - | |
| Lowest max temperature Lowest max temp. | 73.0 ºF | - | |
| Highest min temperature Highest min temp. | 60.1 ºF | - | |
| Lowest min temperature Lowest min temp. | 52.0 ºF | - | |
Past weather September 2026 incomplete - Missing data
Geo San Luis Obispo - California
| Country | United States | |
|---|---|---|
| State | California | |
| County | - | |
| City | San Luis Obispo | |
| Zip Code | 93401 | |
| Longitude | -120.66 dec. degr. | |
| Latitude | 35.28 dec. degr. | |
| Altitude - Elevation | 236ft | |
| ICAO | - | |
| IATA | - |
Date and Time San Luis Obispo - California
| Local Time | 12:17 PM | |
|---|---|---|
| Sunrise | 06:40 AM | |
| Sunset | 07:19 PM | |
| Day/Night | Day | |
| Timezone | Pacific Daylight Time | |
| Timezone DB | America - Los Angeles |
Map of San Luis Obispo - California
USGS National Map — Open interactive map
San Luis Obispo weather averages
| Annual high temperature | 71ºF |
| Annual low temperature | 47ºF |
| Average annual precip. | 19.01 inch |
Station Data
Monthly averages San Luis Obispo
Longitude: -120.66, Latitude: 35.2828
Average weather San Luis Obispo, CA - 93401
Monthly: 1991-2020 normals
History: 2015-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...