Fresno vs San Luis Obispo: which is sunnier?
🇺🇸 United States vs 🇺🇸 United States · 190 km apart · long-term climate normals (NASA POWER, 2001–2020)
Fresno and San Luis Obispo are virtually tied for annual sunshine — about 3,516 vs 3,588 hours a year. San Luis Obispo has the higher Sunshine Score in 6 of 12 months, Fresno in 3 (3 within 2 points).
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.
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At a glance
| Fresno | San Luis Obispo | |
|---|---|---|
| Sunshine hours / year | 3,516 | 3,588 |
| Sunniest month | May (97/100) | June (99/100) |
| Nov–Feb average score | 61/100 | 65/100 |
| Jun–Aug average score | 40/100 | 99/100 |
| Rain / year | 406 mm | 401 mm |
| Peak midday UV | 10 (very high) | 10 (very high) |
Fresno vs San Luis Obispo month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Fresno | San Luis Obispo | Fresno | San Luis Obispo | Fresno | San Luis Obispo | |
| January | 51 | 57 | 15° | 16° | 73 | 79 |
| February | 58 | 58 | 16° | 16° | 67 | 69 |
| March | 81 | 66 | 19° | 17° | 64 | 62 |
| April | 93 | 79 | 23° | 18° | 38 | 29 |
| May | 97 | 97 | 29° | 20° | 17 | 14 |
| June | 60 | 99 | 36° | 23° | 4 | 6 |
| July | 20 | 99 | 40° | 24° | 2 | 4 |
| August | 40 | 99 | 38° | 25° | 1 | 3 |
| September | 80 | 99 | 34° | 25° | 2 | 6 |
| October | 96 | 96 | 27° | 22° | 21 | 22 |
| November | 93 | 86 | 20° | 19° | 38 | 34 |
| December | 43 | 58 | 14° | 16° | 79 | 73 |
The sunnier month by month: Jan San Luis Obispo · Feb even · Mar Fresno · Apr Fresno · May even · Jun San Luis Obispo · Jul San Luis Obispo · Aug San Luis Obispo · Sep San Luis Obispo · Oct even · Nov Fresno · Dec San Luis Obispo.
When to pick which
- November–February: San Luis Obispo (average score 65/100 vs 61). Daytime highs are similar (16°C vs 17°C). See the winter sun ranking.
- March–May: Fresno (average score 90/100 vs 81). Fresno is the warmer, around 24°C daytime highs vs 18°C.
- June–August: San Luis Obispo (average score 99/100 vs 40). Fresno is the warmer, around 38°C daytime highs vs 24°C.
- September–October: San Luis Obispo (average score 98/100 vs 88). Fresno is the warmer, around 31°C daytime highs vs 24°C.
Full month-by-month guides: Fresno weather by month · San Luis Obispo weather by month · Best time to visit United States.
More comparisons: Fresno vs San Francisco · Fresno vs Reno · Fresno vs Monterey · San Luis Obispo vs Santa Barbara · San Luis Obispo vs Monterey · all head-to-heads