Johnstown Site Records


Site Lat, Lon: 42.984283° N, -74.301767° W
Site Elevation: 227.2 m
Length Of Climate Record: 3122 Days

Record Value Time Clickable Thumbnail
Maximum Temperature 92.68°F 2018-07-02 20:50 UTC ?
Minimum Temperature -23.81°F 2019-02-01 10:45 UTC ?
Minimum High Temperature 1.57°F 2019-01-22 03:15 UTC ? ?
Maximum Low Temperature 71.17°F 2018-07-24 08:00 UTC ? ?
Maximum Daily Precipitation 2.954 in 2023-10-07 ? ?
Maximum Sonic Wind 33.24 mph from 258.65° 2021-03-26 20:10 UTC ?
Maximum Sonic Gust 60.35 mph from 250.58° 2018-05-04 23:40 UTC ?
Maximum Prop Wind 34.57 mph from 247.34° 2017-03-08 18:40 UTC ?
Maximum Prop Gust 57.58 mph from 250.91° 2018-05-04 23:40 UTC ?
Maximum Sea-Level Pressure 1046.97 hPa 2018-02-13 14:00 UTC ?
Minimum Sea-Level Pressure 974.15 hPa 2017-10-30 06:25 UTC ?
Maximum Dew Point 77.56°F 2019-07-20 22:40 UTC ?
Minimum Dew Point -31.23°F 2023-02-04 05:20 UTC ?
Minimum Relative Humidity 11.53 % 2016-04-16 21:55 UTC ?
Maximum Daily Solar Insolation 31.68 MJ/m² 2018-06-11 ? ?
Maximum Heat Index 103.73°F 2018-07-01 21:20 UTC ?
Minimum Wind Chill -39.76°F 2023-02-04 12:20 UTC ?
Warmest Daily Minimum Heat Index 71.83°F 2018-07-24 08:00 UTC ?
Coldest Daily Maximum Wind Chill -13.38°F 2019-01-22 04:55 UTC ? ?
Maximum 24 Hour Precipitation 3.097 in 2022-04-07 06:45 UTC to 2022-04-08 06:45 UTC ? ?
Maximum 24 Hour Temperature Rise 43.18°F 2019-02-02 08:00 UTC to 2019-02-03 08:00 UTC ? ?
Maximum 24 Hour Temperature Fall -47.34°F 2018-01-12 22:55 UTC to 2018-01-13 22:55 UTC ? ?
Maximum Diurnal Temperature Range 48.42°F 2018-05-02 ? ?
Minimum Diurnal Temperature Range 1.77°F 2023-01-21 ? ?
Most Windy Day 22.46 mph 2019-02-25 ? ?
Least Windy Day 1.43 mph 2021-11-25 ? ?
Highest Average Gust Day 36.73 mph 2019-02-25 ? ?
Maximum 3 Hour Temperature Rise 28.67°F 2020-03-09 12:00 UTC to 2020-03-09 15:00 UTC ?
Maximum 3 Hour Temperature Fall -30.06°F 2021-03-21 21:45 UTC to 2021-03-22 00:45 UTC ? ?
Maximum 1 Hour Temperature Rise 20.81°F 2019-02-01 12:35 UTC to 2019-02-01 13:35 UTC ?
Maximum 1 Hour Temperature Fall -22.04°F 2021-05-26 19:05 UTC to 2021-05-26 20:05 UTC ?
Maximum 15 Minute Temperature Rise 14.3°F 2023-02-16 00:55 UTC to 2023-02-16 01:10 UTC ?
Maximum 15 Minute Temperature Fall -15.55°F 2021-05-26 19:10 UTC to 2021-05-26 19:25 UTC ?
Maximum 3 Hour Pressure Rise
(*Converted To Sea Level)
12.27 hPa 2022-02-18 09:00 UTC to 2022-02-18 12:00 UTC ?
Maximum 3 Hour Pressure Fall
(*Converted To Sea Level)
-14.65 hPa 2017-10-30 02:45 UTC to 2017-10-30 05:45 UTC ?
Maximum 1 Hour Pressure Rise
(*Converted To Sea Level)
6.79 hPa 2022-03-08 00:35 UTC to 2022-03-08 01:35 UTC ?
Maximum 1 Hour Pressure Fall
(*Converted To Sea Level)
-7.61 hPa 2024-01-10 04:35 UTC to 2024-01-10 05:35 UTC ?
Maximum 15 Minute Pressure Rise
(*Converted To Sea Level)
4.05 hPa 2017-05-02 01:00 UTC to 2017-05-02 01:15 UTC ?
Maximum 15 Minute Pressure Fall
(*Converted To Sea Level)
-4.27 hPa 2024-01-10 05:15 UTC to 2024-01-10 05:30 UTC ?
Maximum 5 cm Soil Temperature 87.98°F 2024-07-13 19:15 UTC ?
Maximum 25 cm Soil Temperature 73.04°F 2016-08-15 05:00 UTC ?
Maximum 50 cm Soil Temperature 70.34°F 2016-08-15 05:00 UTC ?
Minimum 5 cm Soil Temperature 31.82°F 2022-02-01 09:00 UTC ?
Minimum 25 cm Soil Temperature 33.26°F 2019-02-26 18:40 UTC ?
Minimum 50 cm Soil Temperature 34.16°F 2019-03-17 17:25 UTC ?
Maximum 5 cm Soil Moisture 0.62 m3/m3 2022-03-24 13:45 UTC ?
Maximum 25 cm Soil Moisture 0.49 m3/m3 2018-03-10 11:45 UTC ?
Maximum 50 cm Soil Moisture 0.38 m3/m3 2024-06-26 19:50 UTC ?
Maximum Total Column Soil Moisture
(Unphysical - For Comparison Purposes)
1.46 m3/m3 2018-03-24 18:20 UTC ?
Minimum 5 cm Soil Moisture 0.14 m3/m3 2022-08-20 08:00 UTC ?
Minimum 25 cm Soil Moisture 0.22 m3/m3 2016-10-15 20:20 UTC ?
Minimum 50 cm Soil Moisture 0.15 m3/m3 2016-10-17 04:50 UTC ?
Minimum Total Column Soil Moisture
(Unphysical - For Comparison Purposes)
0.55 m3/m3 2016-09-08 16:05 UTC ?
Maximum 3 Hour Precipitation 2.098 in 2018-07-23 11:55 UTC to 2018-07-23 14:55 UTC ?
Maximum 1 Hour Precipitation 1.637 in 2023-07-29 17:45 UTC to 2023-07-29 18:45 UTC ?
Maximum 15 Minute Precipitation 1.294 in 2023-07-29 17:50 UTC to 2023-07-29 18:05 UTC ?
Maximum 5 Minute Precipitation 0.509 in Ending 2023-07-29 18:05 UTC ?
Maximum Daily Average Snow Depth 17.42 in 2021-02-23 ? ?
Maximum 5 Minute Irradiance 1339.07 W/m2 2020-06-13 17:25 UTC ?
Highest Lifted Condensation Level 618.98 hPa 2023-04-14 20:10 UTC ?
Largest Super Adiabat
(Minimum 9m-2m ΔT)
-6°F 2021-09-25 15:25 UTC ?
Largest Inversion
(Maximum 9m-2m ΔT)
19.75°F 2017-03-18 03:40 UTC ?
Maximum 9 m Temperature 92.81°F 2018-07-02 20:50 UTC ?
Minimum 9 m Temperature -19.38°F 2023-02-04 11:20 UTC ?