Sinaloa weather in May
May is a fair month to visit Sinaloa: highs of 37°C (98°F) and about 1 mm (0.0 in) of rain on average. Nights average 20°C (69°F) and cloud cover 24% (NASA POWER, 2001–2025 averages). It is the driest month of the year and the 2nd warmest. Compared with April, it is warmer and drier; June brings highs of 37°C (99°F) and 33 mm (1.3 in) of rain.
Figures are long-term averages for Culiacán, the largest city in Sinaloa. See below for other places.
Is May a good time to visit Sinaloa?
fair month Weather score 73/100.
May is a fair month in Sinaloa. The weather is usually best in Oct–Apr.
Does it rain a lot in Sinaloa in May?
No, it is usually dry: about 1 mm (0.0 in) falls in an average May. It is the driest month of the year.
How warm is Sinaloa in May?
Days average 37°C (98°F) and nights 20°C (69°F).
Sinaloa weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 27°C (81°F) | 13°C (56°F) | 8 mm | 42% | best |
| February | 29°C (83°F) | 14°C (57°F) | 15 mm | 39% | best |
| March | 31°C (88°F) | 15°C (60°F) | 5 mm | 33% | best |
| April | 34°C (93°F) | 18°C (64°F) | 2 mm | 36% | best |
| May | 37°C (98°F) | 20°C (69°F) | 1 mm | 24% | fair |
| June | 37°C (99°F) | 24°C (74°F) | 33 mm | 35% | fair |
| July | 33°C (92°F) | 24°C (76°F) | 183 mm | 67% | least pleasant |
| August | 32°C (89°F) | 24°C (76°F) | 204 mm | 65% | least pleasant |
| September | 31°C (88°F) | 24°C (74°F) | 169 mm | 57% | least pleasant |
| October | 32°C (89°F) | 21°C (70°F) | 46 mm | 26% | best |
| November | 30°C (86°F) | 17°C (63°F) | 23 mm | 26% | best |
| December | 27°C (80°F) | 14°C (57°F) | 16 mm | 38% | best |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
Weather across Sinaloa in May
Weather can differ a lot within Sinaloa: coasts, hills and mountains each have their own climate.
| Place | High | Low | Rain | Weather |
|---|---|---|---|---|
| Culiacán | 37°C (98°F) | 20°C (69°F) | 1 mm | fair |
| Mazatlán | 30°C (85°F) | 23°C (74°F) | 1 mm | best |
| Los Mochis | 36°C (97°F) | 20°C (68°F) | 2 mm | fair |
| Guamúchil | 36°C (97°F) | 21°C (69°F) | 1 mm | fair |
| Guasave | 32°C (90°F) | 22°C (71°F) | 1 mm | best |
| Escuinapa de Hidalgo | 33°C (91°F) | 20°C (67°F) | 2 mm | best |
| Navolato | 37°C (98°F) | 20°C (69°F) | 1 mm | fair |
| Gabriel Leyva Solano | 32°C (90°F) | 22°C (71°F) | 1 mm | best |
| Costa Rica | 33°C (91°F) | 22°C (71°F) | 1 mm | best |
| Licenciado Benito Juárez | 33°C (91°F) | 22°C (71°F) | 1 mm | best |
| Juan José Ríos | 36°C (97°F) | 20°C (68°F) | 2 mm | fair |
| El Rosario | 33°C (91°F) | 20°C (67°F) | 2 mm | best |