diff --git a/opensprinkler_prometheus_exporter.py b/opensprinkler_prometheus_exporter.py
index c100e269004eacd1a8a07ce8833ed8e9623b4b2d..caac69f2d0ef08a211219d0dc0df568375318cbf 100755
--- a/opensprinkler_prometheus_exporter.py
+++ b/opensprinkler_prometheus_exporter.py
@@ -12,7 +12,6 @@ Author: varac@varac.net
 Todo:
   * Add celsius temp values
   * Add units of measurement
-  * What's wtdata.p ?
 """
 
 import json
@@ -33,19 +32,22 @@ log = logging.getLogger(__name__)
 wt_eto = Gauge('opensprinkler_wt_eto', 'Weather provider: ETo', ['type'])
 wt_radiation = Gauge('opensprinkler_wt_radiation',
                      'Weather provider: radiation')
-wt_temp = Gauge('opensprinkler_wt_temp',
-                'Weather provider: Temperature (min/max)', ['type'])
+wt_temp_f = Gauge('opensprinkler_wt_temp_f',
+                  'Weather provider: Temperature (min/max), Fahrenheid', ['type'])
+wt_temp_c = Gauge('opensprinkler_wt_temp_c',
+                  'Weather provider: Temperature (min/max), Celsius', ['type'])
 wt_hum = Gauge('opensprinkler_wt_hum',
-               'Weather provider: Humidity (min/max)', ['type'])
-wt_wind = Gauge('opensprinkler_wt_wind', 'Weather provider: wind speed')
-wt_p = Gauge('opensprinkler_wt_p', 'Weather provider: ?')
-sun = Gauge('opensprinkler_sunrise',
-            'Daytime of sunrise (mins) (sunrise/sunset)', ['type'])
+               'Weather provider: Humidity (min/max), %', ['type'])
+wt_wind = Gauge('opensprinkler_wt_wind', 'Weather provider: Wind speed, m/h')
+wt_precip = Gauge('opensprinkler_wt_precip',
+                  'Weather provider: Precipation, mm')
+sun = Gauge('opensprinkler_sun',
+            'Daytime of sunrise (sunrise/sunset), mins', ['type'])
 last_weather_call = Gauge('opensprinkler_last_weather_call',
-                          'Timestamp of the last weather call/query (epoch time) (request/response)',
+                          'Timestamp of the last weather call/query (request/response), epoch time',
                           ['type'])
 water_level = Gauge('opensprinkler_water_level',
-                    'Water level (i.e. % Watering, 0 to 250)')
+                    'Water level (0 to 250), %')
 station_open = Gauge('opensprinkler_station_open',
                      'Station status, 0=closed, 1=open', ['station'])
 
@@ -79,12 +81,16 @@ def main():
                 wtdata = j['settings']['wtdata']
                 wt_eto.labels(type='current').set(wtdata['eto'])
                 wt_radiation.set(wtdata['radiation'])
-                wt_temp.labels(type='min').set(wtdata['minT'])
-                wt_temp.labels(type='max').set(wtdata['maxT'])
+                wt_temp_f.labels(type='min').set(wtdata['minT'])
+                wt_temp_f.labels(type='max').set(wtdata['maxT'])
+                wt_temp_c.labels(type='min').set(
+                    (wtdata['minT'] - 32) * 5.0/9.0)
+                wt_temp_c.labels(type='max').set(
+                    (wtdata['maxT'] - 32) * 5.0/9.0)
                 wt_hum.labels(type='min').set(wtdata['minH'])
                 wt_hum.labels(type='max').set(wtdata['maxH'])
                 wt_wind.set(wtdata['wind'])
-                wt_p.set(wtdata['p'])
+                wt_precip.set(wtdata['p'])
                 sun.labels(type='sunrise').set(j['settings']['sunrise'])
                 sun.labels(type='sunset').set(j['settings']['sunset'])
                 last_weather_call.labels(