Mona climate

Mona Weather in August

NOAA 1991-2020 normals for Nephi, 11.7 km from Mona

Average highs run from 90°F on August 1 to 84°F on August 31, and lows from 62°F to 56°F. Normal precipitation for the month is 0.73 in over about 6 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 Mona, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
87°F
Average low
60°F
Precipitation
0.73 in
Record high
109°FAug 8, 1958
Record low
35°FAug 31, 1943
Chance of a freeze
0%
Days of 90°F or more
16.4
Daylight
14 h 15 min to 13 h 05 min
Cloud cover
43%
Humidity
36%
Dew point
41°F
Wind
6.7 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 190°F62°F103°F 195146°F 199519%0%
Aug 290°F62°F102°F 202047°F 197519%0%
Aug 390°F62°F102°F 194646°F 194419%0%
Aug 489°F62°F102°F 199445°F 194419%0%
Aug 589°F62°F102°F 194944°F 199619%0%
Aug 689°F62°F104°F 195244°F 198919%0%
Aug 789°F62°F103°F 195840°F 199619%0%
Aug 889°F62°F109°F 195844°F 199619%0%
Aug 989°F61°F102°F 199046°F 200919%0%
Aug 1088°F61°F100°F 197245°F 197519%0%
Aug 1188°F61°F102°F 197245°F 194720%0%
Aug 1288°F61°F102°F 199642°F 198520%0%
Aug 1388°F61°F101°F 199647°F 198520%0%
Aug 1488°F60°F101°F 195847°F 199320%0%
Aug 1588°F60°F101°F 196240°F 197820%0%
Aug 1687°F60°F104°F 196245°F 196820%0%
Aug 1787°F60°F101°F 195141°F 196020%0%
Aug 1887°F60°F102°F 198640°F 196820%0%
Aug 1987°F59°F102°F 198637°F 198020%0%
Aug 2086°F59°F101°F 202538°F 198020%0%
Aug 2186°F59°F99°F 196038°F 194520%0%
Aug 2286°F59°F100°F 202038°F 196420%0%
Aug 2386°F58°F101°F 195037°F 196820%0%
Aug 2486°F58°F98°F 195042°F 196221%0%
Aug 2585°F58°F101°F 198538°F 198921%0%
Aug 2685°F58°F100°F 196938°F 199221%0%
Aug 2785°F57°F97°F 195837°F 199221%0%
Aug 2885°F57°F98°F 198542°F 197821%0%
Aug 2984°F57°F101°F 199038°F 196421%0%
Aug 3084°F56°F100°F 195438°F 196421%0%
Aug 3184°F56°F102°F 195435°F 194321%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Mona, 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 6:26 AM, sunset 8:41 PM
August 31
sunrise 6:55 AM, sunset 8:00 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00426135 (Nephi), public domain. Records: NOAA GHCN-Daily, station USC00426135, 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.