South Meridian, Idaho

43° 33.05' N | 116° 21.16' W | 2687 feet | Show on map

Weekly Weather Summary

05/17/2026 10:12:00 PM MDT

Station: WeatherFlow
Software: WeeWX v5.3.1
Weewx uptime: 60 Days, 3 Hours, 53 Minutes
Server uptime: 60 Days, 3 Hours, 31 Minutes

This Week

High Temperature 63.0 °F 04:07:25 PM (Sunday)
Low Temperature 41.4 °F 07:49:36 AM (Sunday)
High Heat Index 60.1 °F 04:07:25 PM (Sunday)
Low Wind Chill 39.1 °F 07:58:00 AM (Sunday)
High Dewpoint 33.5 °F 10:16:32 AM (Sunday)
Low Dewpoint 19.7 °F 05:33:24 PM (Sunday)
High Humidity 71% 07:12:35 AM (Sunday)
Low Humidity 20% 05:06:25 PM (Sunday)
High Barometer 30.055 inHg 01:11:44 AM (Sunday)
Low Barometer 29.842 inHg 04:07:25 PM (Sunday)
Rain Total 0.00 in
High Rain Rate 0.00 in/h 12:00:14 AM (Sunday)
High Wind Speed 8 mph
278 °
01:13:16 PM (Sunday)
Average Wind 2 mph
RMS Wind 2 mph
Vector Average Speed 1 mph
Vector Average Direction 306 °
High UV Index 10 03:40:35 PM (Sunday)
High Evapotranspiration 0.00036 in 01:16:00 PM (Sunday)
Evapotranspiration Total 0.15 in
High Radiation 1189 W/m² 01:32:39 PM (Sunday)
High Brightness 142650 lx 01:32:39 PM (Sunday)
Most Lightning Strikes 0 12:00:45 AM (Sunday)
Total Lightning Strikes 0
Average Strike Distance 0.000000

Yesterday (16-May)

High Temperature 64.9 °F 04:47:54 PM
Low Temperature 47.5 °F 11:59:45 PM
Low Wind Chill 47.5 °F 12:00:00 AM
High Dewpoint 36.3 °F 12:19:14 AM
Low Dewpoint 18.4 °F 07:50:50 PM
High Humidity 58% 07:41:06 AM
Low Humidity 19% 07:16:50 PM
High Barometer 30.048 inHg 08:41:04 AM
Low Barometer 29.880 inHg 06:12:52 PM
Rain 0.00 in
High Rain Rate 0.00 in/h 12:00:08 AM
High Wind 7 mph
316 °
10:42:42 AM
Average Wind 1 mph
Vector Avg Direction 297 °
High UV Index 10 02:00:04 PM
High Evapotranspiration 0.00036 in 01:43:00 PM
Evapotranspiration Total 0.16 in
High Radiation 1266 W/m² 02:00:04 PM
Brightness 152008 lx 02:00:04 PM
Lightning Strikes 0
Average Strike Distance 0.000000

This Month

High Temperature 99.5 °F 05/12/2026 06:06:52 PM
Low Temperature 41.4 °F 05/17/2026 07:49:36 AM
High Heat Index 93.4 °F 05/12/2026 05:17:52 PM
Low Wind Chill 39.1 °F 05/17/2026 07:58:00 AM
High Dewpoint 50.8 °F 05/13/2026 05:50:37 AM
Low Dewpoint -0.5 °F 05/10/2026 05:49:52 PM
High Humidity 78% 05/04/2026 07:46:01 AM
Low Humidity 3% 05/10/2026 05:38:52 PM
High Barometer 30.187 inHg 05/14/2026 07:53:05 AM
Low Barometer 29.424 inHg 05/04/2026 07:03:48 PM
Rain Total 0.00 in
High Rain Rate 0.01 in/h 05/04/2026 07:31:18 PM
High Wind Speed 9 mph
271 °
05/04/2026 11:25:55 AM
Average Wind 1 mph
RMS Wind 1 mph
Vector Average Speed 0 mph
Vector Average Direction 277 °
High UV Index 10 05/16/2026 02:00:04 PM
High Evapotranspiration 0.00051 in 05/10/2026 02:34:00 PM
Evapotranspiration Total 3.31 in
High Radiation 1266 W/m² 05/16/2026 02:00:04 PM
High Brightness 152008 lx 05/16/2026 02:00:04 PM
Max Lightning Day 1 05/03/2026 09:53:14 PM
Lightning Total 5

Weekly Statistics and Plots

temperatures rain wind Hi Wind Wind Vector barometer Inside/Outside Humidity UV index Radiation Lightning week battery