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Latest Observations

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15 Minute Data

Mealani Research Station

Current Conditions

4/21/25 3:00 PM (-10:00)
Updated Every 15 Minutes
Temp 67.4 °F   2.7
RH 80 %   7
Dew Pt 61.0 °F   0.2
Wind Spd 6.5 mph   0.6
Wind Dir NNE | 16 °
Wind Gust 13.1 mph   1.3
Latest Rain 0.00 In
Daily Rain 0.00 In
Month Precip 0.79 In
Season Precip 6.53 In
Solar Rad 343 W/m2   210
Daily Max Temp 71.7 °F   1.3
Daily Min Temp 57.4 °F   0.6
Daily Max Wind 18.3 mph   1.1

Kona Research Station

Current Conditions

4/21/25 10:30 AM (-10:00)
Updated Every 15 Minutes
Temp 72.4 °F   1.7
RH 100 %   29
Dew Pt 72.4 °F   8.1
Wind Dir SW | 235 °
Wind Spd 2.3 mph   0.3
Wind Gust 6.2 mph   1.5
Latest Rain 0.00 In
Daily Rain 0.00 In
Month Precip 3.56 In
Season Precip 12.23 In
Solar Rad 219 W/m2   322
Daily Max Temp 73.3 °F   1.2
Daily Min Temp 61.0 °F   2.2
Daily Max Wind 7.5 mph   0.2

Last 7 Days

Mealani Research Station

Daily Data | Pacific/Honolulu
as of 4/25/25 7:54 PM HST
Date Daily Max Temp (°F) Daily Min Temp (°F) Max RH (%) Daily Min RH (%) Daily Rain (In) Month Precip (In) Wind Spd (mph) Wind Dir (°) Daily Max Wind (mph) Daily Solar Rad (Cal/cm2) Daily ETo (in) GDDs (DL)
4/20/25 70.4 58.1 100 71 0.00 0.79 5.8 N | 5 19.5 284 0.084 12.4
4/19/25 67.7 53.1 100 79 0.00 0.79 4.4 N | 3 14.6 260 0.075 11.8
4/18/25 70.8 57.4 98 70 0.06 0.79 2.6 NW | 310 11.3 237 0.074 13.2
Max 70.8 58.1 100 79 0.06 0.79 5.8 - 19.5 284 0.084 13.2
Avg - - - - - - 4.3 - - - - 12.5
Min 67.7 53.1 98 70 0.00 0.79 2.6 - 11.3 237 0.074 11.8
Total - - - - - - - - - - - 37.4

Last 7 Days

Kona Research Station

Daily Data | Pacific/Honolulu
as of 4/25/25 7:54 PM HST
Date Daily Max Temp (°F) Daily Min Temp (°F) Max RH (%) Daily Min RH (%) Daily Rain (In) Month Precip (In) Wind Spd (mph) Wind Dir (°) Daily Max Wind (mph) Daily Solar Rad (Cal/cm2) Daily ETo (in) GDDs (DL)
4/20/25 76.5 63.2 100 63 0.61 3.56 2.1 NE | 45 8.4 295 0.092 18.6
4/19/25 78.0 62.9 100 55 0.01 2.95 2.1 NNE | 29 9.1 406 0.128 19.2
4/18/25 80.9 64.2 85 48 0.00 2.94 2.4 NNE | 25 14.0 578 0.185 21.7
Max 80.9 64.2 100 63 0.61 3.56 2.4 - 14.0 578 0.185 21.7
Avg - - - - - - 2.2 - - - - 19.8
Min 76.5 62.9 85 48 0.00 2.94 2.1 - 8.4 295 0.092 18.6
Total - - - - - - - - - - - 59.6