Boulder, Colorado, United States Climate
Weather: 15.3°C/59.54°F, Wind SW at 8.05 km/h, 45% Humidity, 4.06% Chance of rain
Boulder Climate Summary
Located at an elevation of None meters (0 feet) above sea level, Boulder has a Mid-latitude steppe climate (Classification: BSk). The district’s yearly temperature is 8.87ºC (47.97ºF) and it is -3.77% lower than United States’s averages. Boulder typically receives about 20.42 millimeters (0.8 inches) of precipitation and has 33.37 rainy days (9.14% of the time) annually.
Country | United States |
City | Colorado |
Longitude | -105.2705456 |
Latitude | 40.0149856 |
Attitude/Elevation | Nonem (0ft) |
Local time | Sunday 23:00 |
Annual high temperature | 12.53ºC (54.55ºF) |
Annual low temperature | 2.73ºC (36.91ºF) |
Average annual precip. | 20.42mm (0.8in) |
Warmest month | July (25.69ºC / 78.24ºF) |
Coldest Month | February (-8.36ºC / 16.95ºF) |
Wettest Month | May (49.45mm / 1.95in) |
Driest Month | December (5.43mm / 0.21in) |
Number of days with rainfall (≥ 1.0 mm) | 33.37 days (9.14%) |
Days with no rain | 331.63 days (90.86%) |
Humidity | 51.81% |
Climate Boulder: Weather By Month
Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Nov | Oct | Dec | Year |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Record high °C (°F) | 15.0(59.0) | 16.0(60.8) | 19.0(66.2) | 24.0(75.2) | 27.0(80.6) | 30.0(86.0) | 33.0(91.4) | 32.0(89.6) | 34.0(93.2) | 26.0(78.8) | 20.0(68.0) | 15.0(59.0) | 34.0(93.2) |
Average high °C (°F) | 3.31(37.96) | 0.35(32.63) | 6.08(42.94) | 10.67(51.21) | 15.68(60.22) | 22.59(72.66) | 25.69(78.24) | 25.35(77.63) | 21.77(71.19) | 11.05(51.89) | 6.1(42.98) | 1.75(35.15) | 12.53(54.55) |
Daily mean °C (°F) | -0.87(30.43) | -3.01(26.58) | 2.81(37.06) | 7.18(44.92) | 12.41(54.34) | 18.91(66.04) | 22.06(71.71) | 21.9(71.42) | 17.77(63.99) | 6.73(44.11) | 2.21(35.98) | -1.7(28.94) | 8.87(47.97) |
Average low °C (°F) | -6.26(20.73) | -8.36(16.95) | -2.61(27.3) | 0.68(33.22) | 5.85(42.53) | 11.66(52.99) | 15.0(59.0) | 14.56(58.21) | 11.11(52.0) | 0.6(33.08) | -3.06(26.49) | -6.46(20.37) | 2.73(36.91) |
Record low °C (°F) | -21.0(-5.8) | -20.0(-4.0) | -21.0(-5.8) | -12.0(10.4) | -5.0(23.0) | 2.0(35.6) | 8.0(46.4) | 9.0(48.2) | -10.0(14.0) | -23.0(-9.4) | -14.0(6.8) | -16.0(3.2) | -23.0(-9.4) |
Average precipitation mm (inches) | 7.11(0.28) | 14.92(0.59) | 21.98(0.87) | 19.67(0.77) | 49.45(1.95) | 30.38(1.2) | 32.52(1.28) | 19.47(0.77) | 16.25(0.64) | 15.65(0.62) | 12.22(0.48) | 5.43(0.21) | 20.42(0.8) |
Average precipitation days (≥ 1.0 mm) | 1.0 | 2.73 | 2.82 | 3.18 | 4.64 | 3.91 | 4.73 | 3.36 | 1.91 | 2.45 | 1.55 | 1.09 | 2.78 |
Average relative humidity (%) | 54.92 | 65.96 | 60.03 | 55.52 | 56.51 | 44.56 | 45.44 | 41.69 | 39.41 | 50.05 | 52.92 | 54.7 | 51.81 |
Mean monthly sunshine hours | 8.83 | 9.54 | 10.52 | 10.59 | 13.35 | 14.16 | 14.26 | 11.44 | 11.39 | 10.44 | 8.11 | 7.88 | 10.88 |
Climate Graph
The chart below shows the mean monthly temperature and precipitation of Colorado in recent years.
Boulder Temperature by Month
July | 22.06°C | 71.71°F | |
August | 21.9°C | 71.42°F | |
June | 18.91°C | 66.04°F | |
September | 17.77°C | 63.99°F | |
May | 12.41°C | 54.34°F | |
April | 7.18°C | 44.92°F | |
October | 6.73°C | 44.11°F | |
March | 2.81°C | 37.06°F | |
November | 2.21°C | 35.98°F | |
January | -0.87°C | 30.43°F | |
December | -1.7°C | 28.94°F | |
February | -3.01°C | 26.58°F |
Historical Data
Temperature | Max | Average | Min | |
---|---|---|---|---|
Max Temperature | 17.0°C (62.6°F) | 6.52°C (43.74°F) | -5.0°C (23.0°F) | |
Avg Temperature | 11.0°C (51.8°F) | 3.23°C (37.81°F) | -6.0°C (21.2°F) | |
Min Temperature | 4.0°C (39.2°F) | -2.45°C (27.59°F) | -10.0°C (14.0°F) | |
Dew Point | Max | Average | Min | |
Dew Point | -1.0°C (30.2°F) | -7.68°C (18.18°F) | -18.0°C (-0.4°F) | |
Precipitation | Max | Average | Min | Sum |
Precipitation | 13.0mm | 0.51in | 1.87mm | 0.07in | 0.0mm | 0in | 58.0mm | 2.28in |
Snowdepth | 9.4mm | 0.37in | 0.9mm | 0.04in | 0.0mm | 0in | 27.8mm | 1.09in |
Wind | Max | Average | Min | |
Wind | 34.0kmh | 21.13mph | 11.06kmh | 6.87mph | 5.0kmh | 3.11mph | |
Gust Wind | 43.0kmh | 26.72mph | 17.23kmh | 10.71mph | 7.0kmh | 4.35mph | |
Sea Level Pressure | Max | Average | Min | |
Sea Level Pressure | 13.0mb | 1.87mb | 0.0mb |
Daily Observations
Time | Temperature | Dew Point | Humidity | Wind Speed | Pressure | Precipitation |
---|---|---|---|---|---|---|
March | ° C | ° F | ° C | ° F | % | Kph | Mph | Hg | Mb | Total (mm/in) |
2018-03-01 | 0 | 32.0 | -8 | 17.6 | 59 | 7 | 4.35 | 30.09 | 1019 | 0.0 | 0.0 |
2018-03-02 | 6 | 42.8 | -8 | 17.6 | 42 | 12 | 7.46 | 29.91 | 1013 | 0.0 | 0.0 |
2018-03-03 | 7 | 44.6 | -8 | 17.6 | 38 | 10 | 6.21 | 29.83 | 1010 | 0.0 | 0.0 |
2018-03-04 | 7 | 44.6 | -8 | 17.6 | 38 | 17 | 10.56 | 29.71 | 1006 | 0.2 | 0.01 |
2018-03-05 | -6 | 21.2 | -18 | -0.4 | 38 | 34 | 21.13 | 30.18 | 1022 | 0.2 | 0.01 |
2018-03-06 | -4 | 24.8 | -17 | 1.4 | 39 | 11 | 6.84 | 30.33 | 1027 | 0.1 | 0.0 |
2018-03-07 | -1 | 30.2 | -16 | 3.2 | 36 | 6 | 3.73 | 30.24 | 1024 | 0.0 | 0.0 |
2018-03-08 | 3 | 37.4 | -12 | 10.4 | 35 | 12 | 7.46 | 30.03 | 1017 | 0.0 | 0.0 |
2018-03-09 | 8 | 46.4 | -6 | 21.2 | 41 | 20 | 12.43 | 29.85 | 1011 | 0.0 | 0.0 |
2018-03-10 | 5 | 41.0 | -6 | 21.2 | 50 | 10 | 6.21 | 29.97 | 1015 | 0.4 | 0.02 |
2018-03-11 | 1 | 33.8 | -12 | 10.4 | 43 | 5 | 3.11 | 30.3 | 1026 | 0.0 | 0.0 |
2018-03-12 | 3 | 37.4 | -11 | 12.2 | 41 | 5 | 3.11 | 30.21 | 1023 | 0.3 | 0.01 |
2018-03-13 | 2 | 35.6 | -8 | 17.6 | 50 | 6 | 3.73 | 30.21 | 1023 | 0.1 | 0.0 |
2018-03-14 | 7 | 44.6 | -6 | 21.2 | 45 | 6 | 3.73 | 29.91 | 1013 | 0.0 | 0.0 |
2018-03-15 | 8 | 46.4 | -2 | 28.4 | 53 | 11 | 6.84 | 29.56 | 1001 | 5.5 | 0.22 |
2018-03-16 | 2 | 35.6 | -7 | 19.4 | 53 | 20 | 12.43 | 29.71 | 1006 | 3.0 | 0.12 |
2018-03-17 | 4 | 39.2 | -10 | 14.0 | 38 | 5 | 3.11 | 29.83 | 1010 | 0.4 | 0.02 |
2018-03-18 | 1 | 33.8 | -8 | 17.6 | 56 | 12 | 7.46 | 29.68 | 1005 | 13.0 | 0.51 |
2018-03-19 | -3 | 26.6 | -7 | 19.4 | 74 | 6 | 3.73 | 30.06 | 1018 | 10.9 | 0.43 |
2018-03-20 | -1 | 30.2 | -10 | 14.0 | 58 | 17 | 10.56 | 30.06 | 1018 | 0.0 | 0.0 |
2018-03-21 | 4 | 39.2 | -6 | 21.2 | 56 | 9 | 5.59 | 30.03 | 1017 | 0.0 | 0.0 |
2018-03-22 | 11 | 51.8 | -1 | 30.2 | 53 | 9 | 5.59 | 30.0 | 1016 | 0.1 | 0.0 |
2018-03-23 | 8 | 46.4 | -3 | 26.6 | 50 | 21 | 13.05 | 29.8 | 1009 | 0.0 | 0.0 |
2018-03-24 | 11 | 51.8 | -5 | 23.0 | 44 | 6 | 3.73 | 29.88 | 1012 | 0.0 | 0.0 |
2018-03-25 | 7 | 44.6 | -6 | 21.2 | 44 | 12 | 7.46 | 29.68 | 1005 | 1.6 | 0.06 |
2018-03-26 | 2 | 35.6 | -4 | 24.8 | 70 | 7 | 4.35 | 29.85 | 1011 | 7.9 | 0.31 |
2018-03-27 | -1 | 30.2 | -4 | 24.8 | 83 | 7 | 4.35 | 30.12 | 1020 | 11.3 | 0.44 |
2018-03-28 | 0 | 32.0 | -4 | 24.8 | 74 | 8 | 4.97 | 29.97 | 1015 | 2.2 | 0.09 |
2018-03-29 | -0 | 32.0 | -7 | 19.4 | 70 | 9 | 5.59 | 30.12 | 1020 | 0.0 | 0.0 |
2018-03-30 | 5 | 41.0 | -6 | 21.2 | 56 | 15 | 9.32 | 30.09 | 1019 | 0.0 | 0.0 |
2018-03-31 | 4 | 39.2 | -4 | 24.8 | 59 | 8 | 4.97 | 30.0 | 1016 | 0.8 | 0.03 |
Boulder 3 Year Historical Weather Data
Nearby locations
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- Superior 11.12 km ( 6.91 mi)
- Lafayette 15.62 km ( 9.71 mi)
- Northglenn 28.03 km ( 17.42 mi)
- Sherrelwood 30.28 km ( 18.81 mi)
- Berkley 30.71 km ( 19.09 mi)
- Fort Lupton 39.80 km ( 24.73 mi)
- Cherry Creek 45.10 km ( 28.02 mi)
- Loveland 45.65 km ( 28.36 mi)
- Englewood 47.42 km ( 29.46 mi)
- Dakota Ridge 47.45 km ( 29.48 mi)
- Cherry Hills Village 49.27 km ( 30.62 mi)
- Milliken 49.70 km ( 30.88 mi)
- Columbine 50.46 km ( 31.36 mi)
- Ken Caryl 50.61 km ( 31.45 mi)
- Centennial 58.82 km ( 36.55 mi)
- Evans 63.53 km ( 39.47 mi)
- Fort Collins 65.27 km ( 40.56 mi)
- Greeley 65.87 km ( 40.93 mi)
- Stonegate 66.95 km ( 41.60 mi)
- Castle Pines 68.37 km ( 42.48 mi)
- The Pinery 77.29 km ( 48.03 mi)
- Gleneagle 114.19 km ( 70.95 mi)
- Black Forest 121.55 km ( 75.53 mi)
- Fort Morgan 128.03 km ( 79.55 mi)
- Manitou Springs 132.14 km ( 82.11 mi)
- Cimarron Hills 136.45 km ( 84.78 mi)
- Colorado Springs 136.71 km ( 84.95 mi)
- Eagle 139.22 km ( 86.51 mi)
- Steamboat Springs 142.71 km ( 88.67 mi)
- Gypsum 149.60 km ( 92.96 mi)
- Aspen 161.31 km ( 100.23 mi)
- Cañon City 173.85 km ( 108.03 mi)
- La Junta 270.47 km ( 168.06 mi)
- Delta 279.45 km ( 173.64 mi)
- Orchard Mesa 301.93 km ( 187.61 mi)
- Redlands 310.19 km ( 192.74 mi)
- Durango 379.57 km ( 235.85 mi)
- Cortez 413.23 km ( 256.77 mi)
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