Upplands Väsby Weather in August
Average highs run from 24°C on August 1 to 19°C on August 31, and lows from 14°C to 11°C. Normal precipitation for the month is 71 mm over about 12 wet days.
August day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
August at a glance
- Average high
- 22°C
- Average low
- 13°C
- Precipitation
- 71 mm
- Record high
- 35°CAug 8, 1975
- Record low
- 3°CAug 26, 1973
- Daylight
- 16 h 44 min to 14 h 12 min
- Cloud cover
- 63%
- Humidity
- 77%
- Dew point
- 13°C
- Wind
- 9.4 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Aug 1 | 24°C | 14°C | 32°C 2018 | 7°C 1976 | 39% |
| Aug 2 | 24°C | 14°C | 30°C 2018 | 7°C 1976 | 39% |
| Aug 3 | 24°C | 14°C | 31°C 1982 | 8°C 1989 | 39% |
| Aug 4 | 24°C | 14°C | 32°C 1975 | 6°C 1955 | 40% |
| Aug 5 | 24°C | 13°C | 32°C 1982 | 7°C 1979 | 40% |
| Aug 6 | 24°C | 13°C | 35°C 1975 | 8°C 1987 | 41% |
| Aug 7 | 23°C | 13°C | 35°C 1975 | 7°C 1999 | 41% |
| Aug 8 | 23°C | 13°C | 35°C 1975 | 6°C 1970 | 42% |
| Aug 9 | 23°C | 13°C | 31°C 1975 | 7°C 1957 | 43% |
| Aug 10 | 23°C | 14°C | 30°C 1975 | 7°C 1990 | 44% |
| Aug 11 | 23°C | 13°C | 31°C 2004 | 6°C 1956 | 44% |
| Aug 12 | 22°C | 13°C | 28°C 2002 | 5°C 1987 | 44% |
| Aug 13 | 22°C | 13°C | 29°C 1995 | 6°C 1987 | 45% |
| Aug 14 | 22°C | 12°C | 29°C 2002 | 5°C 1964 | 44% |
| Aug 15 | 22°C | 12°C | 30°C 2002 | 4°C 1962 | 44% |
| Aug 16 | 22°C | 13°C | 29°C 2022 | 6°C 1977 | 45% |
| Aug 17 | 22°C | 13°C | 29°C 1995 | 6°C 1965 | 45% |
| Aug 18 | 22°C | 13°C | 30°C 1995 | 7°C 1983 | 45% |
| Aug 19 | 22°C | 13°C | 31°C 2022 | 6°C 1952 | 46% |
| Aug 20 | 22°C | 13°C | 31°C 1959 | 5°C 1952 | 45% |
| Aug 21 | 22°C | 13°C | 31°C 1959 | 3°C 1977 | 46% |
| Aug 22 | 21°C | 13°C | 30°C 1959 | 6°C 1977 | 45% |
| Aug 23 | 21°C | 12°C | 30°C 1959 | 5°C 1977 | 45% |
| Aug 24 | 21°C | 12°C | 27°C 1976 | 5°C 1957 | 45% |
| Aug 25 | 21°C | 12°C | 27°C 1955 | 4°C 1983 | 44% |
| Aug 26 | 21°C | 12°C | 29°C 1997 | 3°C 1973 | 43% |
| Aug 27 | 20°C | 12°C | 29°C 1997 | 4°C 1986 | 42% |
| Aug 28 | 20°C | 11°C | 29°C 1997 | 3°C 2012 | 43% |
| Aug 29 | 20°C | 11°C | 27°C 1997 | 3°C 1995 | 43% |
| Aug 30 | 20°C | 11°C | 27°C 1955 | 5°C 2007 | 41% |
| Aug 31 | 19°C | 11°C | 28°C 1955 | 3°C 2007 | 41% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+2).
- August 1
- sunrise 4:32 AM, sunset 9:16 PM
- August 31
- sunrise 5:42 AM, sunset 7:54 PM
Other months
Sources
Records: NOAA GHCN-Daily, station SWE00138894, 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.