Mosquito season in Juab County, UT: when it starts and ends
Mosquito months in Juab County
In a normal year mosquito season in Juab County, UT starts around May 2 and ends around October 9, about 23 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Juab County, and when
- Start tipping out standing water weekly by April 18.
- Book any yard treatment for early May, ahead of the July peak.
- Repellent can go away after October 9.
- No West Nile cases since 2016, so bites in Juab County are a nuisance; check window screens.
Juab County against the rest of UT
Juab County has the 15th longest season of 29 UT counties, at 160 days against 210 in Salt Lake County and 82 in Summit County. Its mean temperature is 50.6°F.
- Beaver County: April 30 to October 14 (167 days, 0 WNV)
- Box Elder County: April 30 to October 9 (162 days, 11 WNV)
- Weber County: May 5 to October 7 (155 days, 15 WNV)
- Emery County: May 4 to October 5 (154 days, 1 WNV)
West Nile in Juab County
From 1999 to 2025, CDC ArboNET counted 1 human West Nile case in Juab County (0 neuroinvasive) across 1 year. The worst was 2006 with 1; the latest was 2006.
See how the dates are worked out, and when the season starts across the US.