Fitchburg weather in August: Fitchburg, Massachusetts: normal highs, lows, rain and records for August

Fitchburg in August has a normal high of 82°F and a normal low of 60°F, a daily mean of 71°F, falling from 83°F on the 1st to 79°F by the 31st. Measurable precipitation falls on 12 days in a normal August, 3.36 inches in all. (NOAA 1991-2020 normals)

In metric: a normal high of 28°C and low of 15°C, 85 mm of precipitation in August.

  • NOAA stationFitchburg Municipal Airport
  • Station IDUSW00004780
  • Location42.55°N 71.76°W
  • Elevation348 ft (106 m)
  • From the center5 miles
  • Population42,145
  1. Jan 34° 16°
  2. Feb 37° 17°
  3. Mar 45° 25°
  4. Apr 58° 35°
  5. May 70° 46°
  6. Jun 78° 56°
  7. Jul 83° 62°
  8. Aug 82° 60°
  9. Sep 74° 51°
  10. Oct 62° 40°
  11. Nov 50° 30°
  12. Dec 40° 22°

Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.

How warm is Fitchburg in August?

The normal high is 82°F and the normal low 60°F, for a daily mean of 70.7°F. August is 1.7°F cooler than July and 7.9°F warmer than September. August is the 2nd warmest month of the year in Fitchburg and the 10th wettest. Across the month the normal high falls 4°F, from 83°F on August 1 to 79°F on August 31. From one year to the next August's mean temperature typically moves about 1.8°F either way (NOAA's standard deviation), so roughly two Augusts in three average between 69°F and 73°F.

Fitchburg in August, day by day: normal high and low

Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 40%).

Normal high and low on five days of August, with the chance of precipitation
DayHighLowChance of 0.01 inChance of 0.10 in
August 183°F62°F40%23%
August 883°F61°F40%23%
August 1582°F60°F39%21%
August 2281°F59°F37%20%
August 3179°F57°F35%18%
Every day of August: normal high, low and chance of precipitation (warmest afternoon August 1, coldest night August 31)
Fitchburg: NOAA 1991-2020 daily normals for each day of August
DayHighLowChance of 0.01 inChance of 0.10 inDaylight
August 183°F62°F40%23%14 h 30 min
August 283°F62°F40%23%14 h 30 min
August 383°F61°F40%23%14 h 30 min
August 483°F61°F40%23%14 h 20 min
August 583°F61°F40%23%14 h 20 min
August 683°F61°F40%23%14 h 20 min
August 783°F61°F40%23%14 h 20 min
August 883°F61°F40%23%14 h 10 min
August 983°F61°F40%22%14 h 10 min
August 1083°F61°F40%22%14 h 10 min
August 1182°F61°F40%22%14 h 10 min
August 1282°F60°F39%22%14 h 10 min
August 1382°F60°F39%22%14 h
August 1482°F60°F39%22%14 h
August 1582°F60°F39%21%14 h
August 1682°F60°F38%21%14 h
August 1782°F60°F38%21%13 h 50 min
August 1882°F60°F38%20%13 h 50 min
August 1982°F59°F38%20%13 h 50 min
August 2081°F59°F37%20%13 h 50 min
August 2181°F59°F37%20%13 h 40 min
August 2281°F59°F37%20%13 h 40 min
August 2381°F59°F36%19%13 h 40 min
August 2481°F58°F36%19%13 h 30 min
August 2581°F58°F36%19%13 h 30 min
August 2680°F58°F36%19%13 h 30 min
August 2780°F58°F36%18%13 h 30 min
August 2880°F58°F36%18%13 h 20 min
August 2980°F57°F35%18%13 h 20 min
August 3080°F57°F35%18%13 h 20 min
August 3179°F57°F35%18%13 h 20 min
Normal high
82°FAugust average
Normal low
60°FAugust average
Precipitation
3.36 inmonth total
Days with precipitation
120.01 inch or more
Days at 90°F or more
4
Daylight
14 h 30 min to 13 h 20 minAugust 1 to August 31
Days at 70°F or more
30
Days at 80°F or more
22
Sunshine
78%of clear-sky sunlight (NASA)

Source: NOAA NCEI 1991-2020 daily normals, station USW00004780; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.

Does it rain in Fitchburg in August?

On a given August day the chance of 0.01 inch or more is 38% on average, highest around August 4 (40%). In all, 3.36 in falls on 12 days of a normal August, 1 of them with an inch or more.

In a normal August in Fitchburg, 4 days reach 90°F.

Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00004780.

What are the records for August in Fitchburg?

The warmest August temperature on this station's record (since 1997) is 100°F, on August 2, 2006; the coldest is 45°F, on August 24, 2003. The wettest August brought 10.41 in (2018).

The August mean against the 1991-2020 normal of 70.7°F: 2021 74.1°F (+3.4), 2022 75.8°F (+5.1), 2023 70.3°F (−0.4), 2024 70.7°F (at normal), 2025 69.3°F (−1.4), 2026 72.3°F (+1.6). 3 of 6 ran warmer than normal.

Fitchburg: August in recent years against the 1991-2020 normal
AugustMeanAgainst normalPrecip.
202174.1°F+3.4°F4.04 in
202275.8°F+5.1°F1.28 in
202370.3°F−0.4°F5.15 in
202470.7°Fat normal3.91 in
202569.3°F−1.4°F–
202672.3°F+1.6°F5.48 in

Source: records: ACIS, station USW00004780; recent months: ACIS, station USW00004780. Records and recent months use complete months only.

How does August in Fitchburg compare across Massachusetts?

Across the 35 places PlainClimate covers in Massachusetts, August normal highs run from 76°F in East Sandwich to 85°F in Maynard; Fitchburg's is 82°F.

Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.

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