Peak summer highs in Santee average 86°F — warm enough for a splash pad through most of the season without being punishing at midday.
Month
Average high
June
79°F
July
84°F
August
86°F
What to expect
The things that decide a trip with small children — a toilet, some shade, somewhere to sit — are exactly what listings usually leave out. Across the 1 pads in Santee:
March - September daily; October weekends only; closed November - February · 10 a.m.-6:30 p.m. daily in season; 10 a.m.-5 p.m. October weekends
$3public-parkticketedfencedtoddler
A fenced sprayground with a bucket dump and spraying arches sits beside Lake One at this recreation preserve, intended for children ages 13 and under. Wristbands cost $3 on weekdays and $5 on weekends on top of the per-vehicle park entry fee ($4 weekdays, $7 weekends), and the water shuts off in bad weather.