Western Bluebird
Sialia mexicana
When to look
Records by month. January, 142,704 records. February, 137,785 records. March, 154,384 records. April, 178,192 records. May, 177,803 records. June, 130,729 records. July, 95,447 records. August, 85,154 records. September, 114,640 records. October, 128,656 records. November, 114,760 records. December, 140,433 records.
Occurrence data from GBIF (incl. the eBird Observation Dataset, © Cornell Lab of Ornithology, CC BY 4.0). Descriptive, not predictive.
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