WELCOME TO GLENN'S WEATHER OBSERVATION PAGE                         
 Current Temp: 66.02F.
* St. Johns, Florida~ Latitude: 30.103910   Longitude: -81.567060

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*Normal High/Low: 80F/59F ; Record High/Low: 84F/43F
  Length of Day: 12 hours 57 minute(s) ; Length of Visible Light: 13 hours 47 minute(s)
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Local Forecast for April 17th-18th, 2021: Today: Showers this morning then scattered thunderstorms developing during the afternoon hours. Gusty winds and small hail are possible. High 73F. Winds SE at 5 to 10 mph. Chance of rain 60%. (Rain starting possible at 10:am) Tonight: Thunderstorms likely. Low 64F. Winds light and variable. Chance of rain 90%. Tomorrow: Rain. Thunderstorms possible...mainly in the afternoon. High near 70F. Winds WNW at 5 to 10 mph. Chance of rain 80%. ....
 
 
*Nation's Temperature Map:
Surface Map:

National Weather Outlook
*Today's Maximum Sun's Angle: 70.56275667 deg.
Minimum Reading
Current Reading
Maximum Reading
Outside Readings Updated: 1:30am on 4/18/21
Outside Temperature Outside Humidity Outside Dew Point Outside Heat Index
Pressure Pool Temperatures

as
of: 4/17/2021 8:22 a.m.
 
max:
66.38F. (12:00am)
Current Out Temp:
66.02F.
 
min:
66.02F. (1:05am)
 
 
max:
98% (12:00am)
Current Out Humidity:
98%
 
min:
98% (12:00am)
 
 
max:
65.80F. (12:00am)
Current Out Dew Pt:
65.44F.
 
min:
65.44F. (1:05am)
 
 
max:
73.25F. (12:00am)
Current Out Heat Index:
72.89F.
 
min:
72.89F. (1:05am)
 
 
max:
29.82" (12:00am)
Current Pressure:
29.79"
 
min:
29.79" (1:23am)
 
 
max:
74.60 F.
Current Pool Temperature:
073.80F.
 
min:
73.80F.
 
     Outside Temperature Outside Humidity Outside Dew Point Outside Heat Index Pressure  
Rate -0.26F. 0.0% -0.26F. -0.26F. -0.025"Hg.
24 Hrs Ago 61.70F. 98% 61.13F. 68.57F. 29.79"Hg.
Difference 4.32F. 0% 4.31F. 4.32F. 0.00"Hg.
Outside Temperature Outside Humidity Outside Dew Point Outside Heat Index Pressure
Other Outside Readings
  Yesterday's  Extreme Readings April's  Extreme Readings 2021  Extreme Readings
  Max Min Max Min Max Min
Outside Temperature
  81.86F. 
(5:03pm) 
  61.70F. 
(12:41am) 
  92.12 F.
(4/14/21) 
  40.46F. 
(4/3/21) 
  95.72F. 
(3/27/21) 
  32.18F. 
(2/4/21) 
Outside Humidity
  98% 
(12:00am) 
  97%
(2:27pm) 
  98% 
(4/11/21) 
  36% 
(4/1/21) 
  98
(2/6/21) 
  35% 
(1/18/21) 
Outside Heat Index
  93.08F. 
(5:03pm) 
  68.57F. 
(12:41am) 
  106.18F. 
(4/12/21) 
  44.34F. 
(4/3/21) 
  116.19F. 
(3/27/21) 
  36.41F. 
(2/4/21) 
Outside Dew Point
  80.93F. 
(5:03pm) 
  61.13F. 
(12:41am) 
  82.90F. 
(4/12/21) 
  26.53F. 
(4/2/21) 
  82.90F. 
(4/12/21) 
  24.17F. 
(2/3/21) 
Pressure
  29.82"Hg. 
(9:53am) 
  29.74"Hg. 
(3:08am) 
  30.36"Hg. 
(4/3/21) 
  29.62"Hg. 
(4/11/21) 
  30.39"Hg. 
(1/19/21) 
  29.62"Hg. 
(4/11/21) 
Pool Temperature
  75.80F. 
  74.60F. 
  77.50F. 
(4/14/21) 
  67.70F. 
(4/04/21) 
  78.40F. 
(3/28/21) 
  67.70F. 
(4/04/21) 
 
 
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For the Weather Forecast by Continent - Click Here       For this Month's Actual Highs and Lows -Click Here                 For Live Readings  - Click Here

Never base important decisions on this or any weather information obtained from the Internet Updated Automatically by Ambient Weather's  Virtual  Weather Station V15.01 p 09

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The Outdoor Temperature determines the color of the backgrounds on this webpage