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Last update: 06:00, 9 Sept 2026
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As a community near Almoloya de Juárez, west of Toluca, San Francisco Tlalcilalcalpan has its own character, but its weather follows the same State of Mexico pattern as everywhere else in the state: afternoon convective storms across the crowded municipalities ringing Mexico City, several built on the drained bed of former Lake Texcoco.
San Francisco Tlalcilalcalpan isn't exempt from rapid drainage overwhelm within 20-30 minutes of storm onset, a pattern common enough across State of Mexico that a live view of the weather beats a general forecast.
Behind the San Francisco Tlalcilalcalpan rain map sits CONAGUA data, refreshed on a 5-minute cycle. That means the map tracks actual precipitation over San Francisco Tlalcilalcalpan, not a statewide estimate.
Like the rest of State of Mexico, San Francisco Tlalcilalcalpan sees its heaviest rain during a defined stretch of the year, when storms are both more frequent and more intense.
For the remainder of the year, San Francisco Tlalcilalcalpan sees noticeably calmer weather, in keeping with the broader State of Mexico pattern.
Storms tied to afternoon convective storms across the crowded municipalities ringing Mexico City, several built on the drained bed of former Lake Texcoco can build faster than a typical commute takes. A quick radar check first beats finding out halfway there.
With rapid drainage overwhelm within 20-30 minutes of storm onset a documented risk in this part of State of Mexico, timing matters more than a yes/no forecast for anyone scheduling outdoor work around San Francisco Tlalcilalcalpan.
People visiting San Francisco Tlalcilalcalpan for the first time — a community near Almoloya de Juárez, west of Toluca — don't always expect how fast conditions shift here. Checking the live radar avoids that surprise.
Because weather-driven planning is routine in San Francisco Tlalcilalcalpan, the radar replaces a vague forecast with something closer to a minute-by-minute read.
San Francisco Tlalcilalcalpan is a community near Almoloya de Juárez, west of Toluca. That's context, not a current forecast -- for real-time conditions, RainViewer's San Francisco Tlalcilalcalpan radar updates every 5 minutes with CONAGUA data.
It depends on exactly where the rain is and how fast it's moving — not something a percentage forecast captures. Pulling up San Francisco Tlalcilalcalpan's radar first shows whether it's close, distant, or already past.
Given rapid drainage overwhelm within 20-30 minutes of storm onset in this area, yes — roads in San Francisco Tlalcilalcalpan can slow noticeably once a storm hits. Checking the radar ahead of a drive is worth doing.
It's a real possibility in parts of San Francisco Tlalcilalcalpan — rapid drainage overwhelm within 20-30 minutes of storm onset is documented across State of Mexico, so checking conditions before a major storm is a reasonable precaution.
Visiting during San Francisco Tlalcilalcalpan's calmer season gives the best odds of dry weather, though State of Mexico can still surprise you — the radar is useful regardless of timing.
The mechanism is afternoon convective storms across the crowded municipalities ringing Mexico City, several built on the drained bed of former Lake Texcoco, which tends to create storm cells that hit one part of San Francisco Tlalcilalcalpan hard while leaving another dry. Only a hyperlocal radar picks that up.
Yes — RainViewer covers San Francisco Tlalcilalcalpan with a hyperlocal radar built on CONAGUA data, refreshed every 5 minutes, with 48 hours of history and short-range forecasting on the Essential plan.
Yes — RainViewer's rain alerts can be set for a specific location in San Francisco Tlalcilalcalpan, giving advance notice rather than waiting until it's already raining.
San Francisco Tlalcilalcalpan — check the radar before you head out
San Francisco Tlalcilalcalpan is a community near Almoloya de Juárez, west of Toluca. A forecast tells you the odds; RainViewer shows the actual rain over San Francisco Tlalcilalcalpan, right now.
Track rain in San Francisco Tlalcilalcalpan — free. Upgrade to Essential for alerts, forecasts, and full radar history.