Teterboro weather in August: Teterboro, New Jersey: normal highs, lows, rain and records for August
Teterboro in August has a normal high of 85°F and a normal low of 67°F, a daily mean of 76°F, falling from 87°F on the 1st to 83°F by the 31st. Measurable precipitation falls on 10 days in a normal August, 4.25 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 30°C and low of 20°C, 108 mm of precipitation in August.
- NOAA stationTeterboro Airport
- Station IDUSW00094741
- Location40.85°N 74.06°W
- Elevation9 ft (3 m)
- From the centerunder 1 mile
- Population71
- Jan 40° 26°
- Feb 43° 27°
- Mar 51° 34°
- Apr 63° 44°
- May 73° 53°
- Jun 82° 63°
- Jul 87° 69°
- Aug 85° 67°
- Sep 78° 60°
- Oct 67° 48°
- Nov 56° 38°
- Dec 45° 31°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Teterboro in August?
The normal high is 85°F and the normal low 67°F, for a daily mean of 76.2°F. August is 1.8°F cooler than July and 7.0°F warmer than September. August is the 2nd warmest month of the year in Teterboro and the 2nd wettest. Across the month the normal high falls 4°F, from 87°F on August 1 to 83°F on August 31. From one year to the next August's mean temperature typically moves about 2.0°F either way (NOAA's standard deviation), so roughly two Augusts in three average between 74°F and 78°F.
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 34%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| August 1 | 87°F | 69°F | 33% | 22% |
| August 8 | 86°F | 68°F | 34% | 22% |
| August 15 | 85°F | 68°F | 34% | 22% |
| August 22 | 84°F | 67°F | 33% | 21% |
| August 31 | 83°F | 65°F | 30% | 19% |
Every day of August: normal high, low and chance of precipitation (warmest afternoon August 1, coldest night August 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| August 1 | 87°F | 69°F | 33% | 22% | 14 h 20 min |
| August 2 | 87°F | 69°F | 33% | 22% | 14 h 20 min |
| August 3 | 87°F | 69°F | 33% | 22% | 14 h 20 min |
| August 4 | 87°F | 69°F | 33% | 22% | 14 h 20 min |
| August 5 | 86°F | 69°F | 33% | 22% | 14 h 10 min |
| August 6 | 86°F | 69°F | 33% | 22% | 14 h 10 min |
| August 7 | 86°F | 69°F | 34% | 22% | 14 h 10 min |
| August 8 | 86°F | 68°F | 34% | 22% | 14 h 10 min |
| August 9 | 86°F | 68°F | 34% | 22% | 14 h 10 min |
| August 10 | 86°F | 68°F | 34% | 22% | 14 h |
| August 11 | 86°F | 68°F | 34% | 22% | 14 h |
| August 12 | 86°F | 68°F | 34% | 22% | 14 h |
| August 13 | 86°F | 68°F | 34% | 22% | 14 h |
| August 14 | 86°F | 68°F | 34% | 22% | 13 h 50 min |
| August 15 | 85°F | 68°F | 34% | 22% | 13 h 50 min |
| August 16 | 85°F | 68°F | 34% | 22% | 13 h 50 min |
| August 17 | 85°F | 67°F | 34% | 22% | 13 h 50 min |
| August 18 | 85°F | 67°F | 33% | 22% | 13 h 40 min |
| August 19 | 85°F | 67°F | 33% | 22% | 13 h 40 min |
| August 20 | 85°F | 67°F | 33% | 21% | 13 h 40 min |
| August 21 | 85°F | 67°F | 33% | 21% | 13 h 40 min |
| August 22 | 84°F | 67°F | 33% | 21% | 13 h 30 min |
| August 23 | 84°F | 66°F | 32% | 21% | 13 h 30 min |
| August 24 | 84°F | 66°F | 32% | 21% | 13 h 30 min |
| August 25 | 84°F | 66°F | 32% | 20% | 13 h 30 min |
| August 26 | 84°F | 66°F | 32% | 20% | 13 h 20 min |
| August 27 | 84°F | 66°F | 31% | 20% | 13 h 20 min |
| August 28 | 83°F | 66°F | 31% | 20% | 13 h 20 min |
| August 29 | 83°F | 65°F | 31% | 19% | 13 h 20 min |
| August 30 | 83°F | 65°F | 31% | 19% | 13 h 10 min |
| August 31 | 83°F | 65°F | 30% | 19% | 13 h 10 min |
- Normal high
- 85°FAugust average
- Normal low
- 67°FAugust average
- Precipitation
- 4.25 inmonth total
- Days with precipitation
- 100.01 inch or more
- Days at 90°F or more
- 8
- Daylight
- 14 h 20 min to 13 h 10 minAugust 1 to August 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 26
- Sunshine
- 78%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00094741; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Teterboro in August?
On a given August day the chance of 0.01 inch or more is 33% on average, highest around August 11 (34%). In all, 4.25 in falls on 10 days of a normal August, 1 of them with an inch or more.
In a normal August in Teterboro, 8 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00094741.
How humid and windy is Teterboro in August?
At 3 p.m. the normal temperature is 81°F with 49% relative humidity and a dew point of 60°F; at 6 a.m. it is 66°F with 82% humidity. The wind averages 6.2 mph, most often from the southwest in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 66°F | 60°F | 82% | 4.0 mph | 68% |
| 9 a.m. | 73°F | 61°F | 65% | 6.8 mph | 68% |
| noon | 79°F | 60°F | 52% | 8.0 mph | 57% |
| 3 p.m. | 81°F | 60°F | 49% | 9.1 mph | 53% |
| 6 p.m. | 77°F | 60°F | 55% | 8.1 mph | 65% |
| 9 p.m. | 72°F | 61°F | 68% | 5.4 mph | 72% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00094741. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for August in Teterboro?
The warmest August temperature on this station's record (since 1969) is 102°F, on August 9, 2001; the coldest is 43°F, on August 31, 1976. The wettest August brought 17.10 in (2011).
The August mean against the 1991-2020 normal of 76.2°F: 2021 76.9°F (+0.7), 2022 79.0°F (+2.8), 2023 73.8°F (−2.4), 2024 75.2°F (−1.0), 2025 74.1°F (−2.1), 2026 76.7°F (+0.5). 3 of 6 ran warmer than normal.
| August | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 76.9°F | +0.7°F | 7.27 in |
| 2022 | 79.0°F | +2.8°F | 1.71 in |
| 2023 | 73.8°F | −2.4°F | 4.44 in |
| 2024 | 75.2°F | −1.0°F | 9.66 in |
| 2025 | 74.1°F | −2.1°F | – |
| 2026 | 76.7°F | +0.5°F | 8.23 in |
Source: records: ACIS, station USW00094741; recent months: ACIS, station USW00094741. Records and recent months use complete months only.
How does August in Teterboro compare across New Jersey?
Across the 33 places PlainClimate covers in New Jersey, August normal highs run from 82°F in Andover to 87°F in Lambertville; Teterboro's is 85°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.