Naperville, IL

Current Weather Conditions

01/18/2019 01:40:00 PM

Current Conditions
Outside Temperature 29.8°F
Wind Chill 29.8°F
Heat Index 29.8°F
Dewpoint 23.5°F
Humidity 77%
Barometer 30.195 inHg
Barometer Trend (3 hours) -0.022 inHg
Wind 0 mph from N/A (N/A)
Rain Rate 0.00 in/hr
Inside Temperature 67.4°F
UV 0.0
ET 0.00 in
Solar Radiation 55 W/m²


Since Midnight
High Temperature
Low Temperature
31.2°F at 12:00:02 AM
29.6°F at 07:17:06 AM
High Heat Index
Low Wind Chill
31.2°F at 12:00:02 AM
22.9°F at 04:33:32 AM
High Humidity
Low Humidity
89% at 12:57:48 AM
77% at 11:17:56 AM
High Dewpoint
Low Dewpoint
28.3°F at 12:57:48 AM
23.4°F at 01:39:36 PM
High Barometer
Low Barometer
30.242 inHg at 11:21:00 AM
30.117 inHg at 12:25:00 AM
Today's Rain 0.00 in
High Rain Rate 0.00 in/hr at 12:00:02 AM
High Wind 8 mph from 234° at 04:33:32 AM
Average Wind 1 mph
RMS Wind 1 mph
Vector Average Speed
Vector Average Direction
1 mph
High Inside Temperature
Low Inside Temperature
67.5°F at 01:38:02 PM
65.8°F at 11:01:58 AM
High UV
Low UV
0.0 at 12:00:02 AM
0.0 at 12:00:02 AM
High ET
Low ET
0.00 in at 10:00:00 AM
0.00 in at 12:10:00 AM
High Radiation
Low Radiation
88 W/m² at 10:56:56 AM
0 W/m² at 12:00:02 AM


About this weather station:
Latitude: 41° 47.40' N
Longitude: 088° 07.20' W
Altitude: 781 feet

This station uses a Vantage Pro2, controlled by 'weewx', an experimental weather software system written in Python. Weewx was designed to be simple, fast, and easy to understand by leveraging modern software concepts.

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Weewx uptime: 11 days, 5 hours, 11 minutes
Server uptime: 11 days, 5 hours, 12 minutes
weewx v3.8.2

Today's Almanac
Sunrise: 07:15:46 AM
Sunset: 04:50:01 PM
Moon Phase: Waxing gibbous
(90% full)
temperatures heatchill outside humidity rain wind barometer Hi Wind Inside Wind Vector Radiation UV Index day rx percent