Sidney climate

Sidney Weather in August

NOAA 1991-2020 normals for Sidney, 1.4 km from Sidney

Average highs run from 89°F on August 1 to 82°F on August 31, and lows from 58°F to 51°F. Normal precipitation for the month is 1.30 in over about 7 wet days.

August day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Sidney, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
86°F
Average low
55°F
Precipitation
1.30 in
Record high
107°FAug 12, 2018
Record low
30°FAug 31, 1994
Chance of a freeze
0%
Days of 90°F or more
11.0
Daylight
14 h 57 min to 13 h 25 min
Cloud cover
49%
Humidity
52%
Dew point
50°F
Wind
10.3 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Aug 189°F58°F101°F 196441°F 196824%0%
Aug 289°F58°F102°F 202440°F 197824%0%
Aug 389°F58°F102°F 198337°F 197824%0%
Aug 489°F58°F102°F 198341°F 197823%0%
Aug 589°F58°F102°F 198339°F 197723%0%
Aug 689°F58°F103°F 199544°F 191723%0%
Aug 789°F57°F105°F 194941°F 195323%0%
Aug 888°F57°F103°F 199538°F 196623%0%
Aug 988°F57°F99°F 201835°F 191723%0%
Aug 1088°F57°F99°F 201834°F 199723%0%
Aug 1188°F57°F104°F 201838°F 191423%0%
Aug 1288°F56°F107°F 201837°F 196422%0%
Aug 1388°F56°F102°F 201837°F 196622%0%
Aug 1487°F56°F101°F 198436°F 197722%0%
Aug 1587°F56°F100°F 200341°F 195122%0%
Aug 1687°F56°F102°F 192043°F 197022%0%
Aug 1787°F55°F102°F 192036°F 195022%0%
Aug 1886°F55°F102°F 202339°F 196622%0%
Aug 1986°F55°F102°F 202333°F 195022%0%
Aug 2086°F54°F100°F 202534°F 195622%0%
Aug 2186°F54°F101°F 202540°F 195122%0%
Aug 2285°F54°F100°F 192031°F 191122%0%
Aug 2385°F53°F100°F 197632°F 191122%0%
Aug 2485°F53°F100°F 199636°F 196022%0%
Aug 2584°F53°F103°F 192037°F 199222%0%
Aug 2684°F53°F97°F 200033°F 191422%0%
Aug 2784°F52°F98°F 199137°F 191622%0%
Aug 2883°F52°F100°F 197132°F 191122%0%
Aug 2983°F52°F100°F 201235°F 198822%0%
Aug 3083°F51°F98°F 192137°F 195522%0%
Aug 3182°F51°F99°F 192130°F 199422%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Sidney, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

August 1
sunrise 5:34 AM, sunset 8:31 PM
August 31
sunrise 6:14 AM, sunset 7:39 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00247560 (Sidney), public domain. Records: NOAA GHCN-Daily, station USC00247560, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.