WEATHER IN Rock Springs
Climate tables. Data for Rock Springs.
Monthly temperature
| Month | Record low | Average low | Average | Average high | Record high |
| january | -38.3 (1963) | -10.2 | -5.8 | -1.4 | 12.8 (1969) |
| february | -33.9 (1989) | -9.1 | -4.3 | 0.5 | 15.6 (1977) |
| march | -24.4 (1969) | -4.4 | 1.1 | 6.6 | 22.2 (2012) |
| april | -16.7 (1975) | -1.3 | 5.1 | 11.6 | 26.1 (1989) |
| may | -10.0 (1967) | 3.6 | 10.4 | 17.3 | 32.2 (2002) |
| june | -3.3 (1951) | 8.3 | 16.1 | 23.9 | 35.6 (1954) |
| july | 1.7 (1968) | 12.7 | 20.8 | 28.9 | 36.7 (2002) |
| august | 0.6 (1962) | 11.7 | 19.6 | 27.5 | 35.6 (2003) |
| september | -15.0 (1965) | 6.6 | 14.1 | 21.5 | 31.7 (1950) |
| october | -16.1 (1991) | 0.5 | 6.9 | 13.3 | 28.9 (2007) |
| november | -25.0 (1976) | -5.7 | -0.4 | 4.7 | 18.9 (1977) |
| december | -33.9 (1990) | -10.3 | -5.9 | -1.4 | 13.9 (1995) |
| year | -38.3 (1963) | -0.2 | 6.3 | 12.9 | 36.7 (2002) |
Monthly precipitation
| Month | Average | Record low | Record high | Daily high |
| january | 10 | 0.0 (1913) | 39 (1978) | 21 (1996) |
| february | 9 | 0.0 (1914) | 47 (1922) | 15 (2000) |
| march | 15 | 0.0 (1917) | 50 (1977) | 42 (1962) |
| april | 23 | 0.0 (1926) | 70 (1999) | 50 (1971) |
| may | 32 | 0.0 (1934) | 93 (1995) | 43 (1971) |
| june | 18 | 0.0 (1916) | 110 (1947) | 42 (1970) |
| july | 12 | 0.0 (1923) | 93 (1973) | 36 (1991) |
| august | 14 | 0.0 (1931) | 99 (1930) | 30 (2007) |
| september | 20 | 0.0 (1928) | 93 (1965) | 51 (1973) |
| october | 21 | 0.0 (1915) | 71 (1949) | 24 (1994) |
| november | 10 | 0.0 (1916) | 41 (1983) | 23 (1978) |
| december | 8 | 0.0 (1908) | 45 (1975) | 24 (1975) |
| year | 217 | 76 (2012) | 369 (1965) | 51 (1973) |
Number of days with solid, liquid, and mixed precipitation
| Type of precipitation | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Wind speed, m/s
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different wind directions, %
| direction | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Air humidity, %
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Snow cover
| Month | jul | aug | sep | oct | nov | dec | jan | feb | mar | apr | may | jun | Year |
| number of days | |||||||||||||
| height (sm) | |||||||||||||
| max height (sm) |
Cloudy, score
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| total | |||||||||||||
| low |
Number of clear, cloudy and cloudy days
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| Total cloud | |||||||||||||
| Low cloud | |||||||||||||
Number of days with different phenomena
| phenomenon | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different types of clouds, %
| type of clouds | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |