Mosquito season in Page County, IA: when it starts and ends
Mosquito months in Page County
In a normal year mosquito season in Page County, IA starts around April 14 and ends around October 21, about 27 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Page County, and when
- Start tipping out standing water weekly by March 31.
- Book any yard treatment for mid April, ahead of the July peak.
- Repellent can go away after October 21.
- 2 West Nile cases since 2016 (last 2023): you should use repellent at dusk June to August, more so if over 60.
Page County against the rest of IA
Page County has the 10th longest season of 99 IA counties, at 190 days against 198 in Des Moines County and 160 in Worth County. Its mean temperature is 50.8°F.
- Muscatine County: April 14 to October 22 (191 days, 0 WNV)
- Van Buren County: April 14 to October 22 (191 days, 1 WNV)
- Scott County: April 14 to October 21 (190 days, 3 WNV)
- Mahaska County: April 15 to October 21 (190 days, 1 WNV)
West Nile in Page County
From 1999 to 2025, CDC ArboNET counted 9 human West Nile cases in Page County (5 neuroinvasive) across 5 years. The worst was 2003 with 3; the latest was 2023.
Background: when the season starts across the US; how the dates are worked out.