Daylight through the yearLongest day (Jun 21): 14 h 17 min6:14 am – 8:31 pmShortest day (Dec 21): 10 h 2 min7:18 am – 5:20 pm
Sun todaySunrise –Sunset –
Natural hazardsOverall risk Relatively ModerateSmith County, TX, compared with all US countiesHigher-risk hazardsLightning Relatively HighCold wave Relatively HighStrong wind Relatively HighWinter weather Relatively HighSource: FEMA National Risk Index (county level)
Air quality90% of days had good air in 2025330 of 365 days measured35 moderate daysMedian index 35, worst day 93main pollutant: ozoneSource: US EPA Air Quality Index, Smith County monitors, TX
Drinking waterCity of Tylerserves 107,000 people from surface water1 health-based violation since 2021latest Sep 2023: coliform bacteria, maximum contaminant level1 monitoring or reporting violation since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
