Weather observations for the past three days for
Boston, Logan International Airport
| Date | Time (est) | Wind (kph) | Vis. (km) | Weather | Sky Cond. | Temperature (ºC) | Relative Humidity | Wind Chill (°C) | Heat Index (°C) | Pressure | Precipitation (cm) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air | Dwpt | 6 hour | altimeter (cm) | sea level (mb) | 1 hr | 3 hr | 6 hr | ||||||||||
| Max. | Min. | ||||||||||||||||
| 01 | 00:54 | SW 7 | 16.09 | Fair | CLR | 3.3 | 0.6 | 5.6 | 3.3 | 83% | 2 | 76.17 | 1015.6 | ||||
| 28 | 23:54 | SW 19 | 16.09 | Fair | CLR | 3.9 | 1.1 | 82% | 0 | 76.2 | 1015.9 | ||||||
| 28 | 22:54 | SW 13 | 16.09 | Fair | CLR | 3.9 | 1.1 | 82% | 1 | 76.25 | 1016.5 | ||||||
| 28 | 21:54 | SW 13 | 16.09 | Fair | CLR | 4.4 | 1.1 | 79% | 2 | 76.28 | 1016.8 | ||||||
| 28 | 20:54 | SW 17 | 16.09 | A Few Clouds | FEW250 | 4.4 | 0.6 | 77% | 1 | 76.3 | 1017.1 | ||||||
| 28 | 19:54 | SW 17 | 16.09 | A Few Clouds | FEW090 | 4.4 | 0.6 | 77% | 1 | 76.28 | 1016.9 | ||||||
| 28 | 18:54 | S 17 | 16.09 | A Few Clouds | FEW080 | 5.6 | 0.6 | 9.4 | 5.6 | 71% | 3 | 76.3 | 1017.1 | ||||
| 28 | 17:54 | S 22 | 16.09 | A Few Clouds | FEW100 FEW120 | 5.6 | -0.6 | 65% | 2 | 76.28 | 1016.7 | ||||||
| 28 | 16:54 | S 17 | 16.09 | A Few Clouds | FEW080 | 8.3 | -5 | 39% | 6 | 76.25 | 1016.4 | ||||||
| 28 | 15:54 | S 17 | 16.09 | A Few Clouds | FEW100 | 8.3 | -5.6 | 37% | 6 | 76.25 | 1016.4 | ||||||
| 28 | 14:54 | SW 24 | 16.09 | A Few Clouds | FEW100 | 9.4 | -7.8 | 29% | 7 | 76.25 | 1016.6 | ||||||
| 28 | 13:54 | S 19 | 16.09 | Partly Cloudy | FEW150 SCT180 | 8.3 | -6.7 | 34% | 6 | 76.28 | 1016.9 | ||||||
| 28 | 12:54 | S 24 | 16.09 | Partly Cloudy | FEW075 SCT100 SCT250 | 7.8 | -6.7 | 8.3 | -1.1 | 35% | 5 | 76.33 | 1017.4 | ||||
| 28 | 11:54 | S 22 | 16.09 | A Few Clouds | FEW075 FEW250 | 7.2 | -5.6 | 40% | 4 | 76.43 | 1018.8 | ||||||
| 28 | 10:54 | S 22 | 16.09 | A Few Clouds | FEW070 | 6.1 | -5 | 45% | 3 | 76.53 | 1020.3 | ||||||
| 28 | 09:54 | S 28 | 16.09 | Fair | CLR | 5 | -5.6 | 47% | 1 | 76.56 | 1020.4 | ||||||
| 28 | 08:54 | S 13 | 16.09 | A Few Clouds | FEW250 | 2.8 | -1.7 | 73% | -0 | 76.61 | 1021.1 | ||||||
| 28 | 07:54 | S 9 | 16.09 | A Few Clouds | FEW250 | 0.6 | -2.2 | 82% | -2 | 76.63 | 1021.6 | ||||||
| 28 | 06:54 | S 7 | 16.09 | A Few Clouds | FEW250 | -1.1 | -3.3 | 0.6 | -2.8 | 85% | -3 | 76.61 | 1021.3 | ||||
| 28 | 05:54 | SW 19 | 16.09 | A Few Clouds | FEW250 | -0.6 | -3.9 | 79% | -5 | 76.58 | 1021.0 | ||||||
| 28 | 04:54 | SW 15 | 16.09 | A Few Clouds | FEW250 | -1.1 | -5.6 | 72% | -5 | 76.58 | 1020.8 | ||||||
| 28 | 03:54 | SW 6 | 16.09 | Fair | CLR | -1.1 | -5 | 75% | 76.56 | 1020.5 | |||||||
| 28 | 02:54 | S 11 | 16.09 | A Few Clouds | FEW250 | -1.1 | -5.6 | 72% | -5 | 76.56 | 1020.4 | ||||||
| 28 | 01:54 | SW 6 | 16.09 | A Few Clouds | FEW250 | 0 | -6.1 | 64% | 76.56 | 1020.4 | |||||||
| 28 | 00:54 | SW 13 | 16.09 | A Few Clouds | FEW250 | 0 | -6.1 | 2.8 | 0 | 64% | -4 | 76.58 | 1020.9 | ||||
| 27 | 23:54 | SW 15 | 16.09 | Fair | CLR | 0.6 | -6.1 | 61% | -3 | 76.58 | 1020.7 | ||||||
| 27 | 22:54 | SW 11 | 16.09 | Fair | CLR | 0.6 | -6.1 | 61% | -2 | 76.61 | 1021.2 | ||||||
| 27 | 21:54 | SW 15 | 16.09 | Fair | CLR | 1.7 | -6.7 | 54% | -2 | 76.61 | 1021.1 | ||||||
| 27 | 20:54 | SW 19 | 16.09 | Fair | CLR | 1.7 | -6.1 | 57% | -2 | 76.61 | 1021.3 | ||||||
| 27 | 19:54 | SW 17 | 16.09 | Fair | CLR | 2.2 | -6.7 | 52% | -2 | 76.61 | 1021.1 | ||||||
| 27 | 18:54 | S 15 | 16.09 | Fair | CLR | 2.8 | -6.7 | 3.3 | 1.1 | 50% | -1 | 76.56 | 1020.4 | ||||
| 27 | 17:54 | SE 9 | 16.09 | Fair | CLR | 1.1 | -1.7 | 82% | -1 | 76.48 | 1019.5 | ||||||
| 27 | 16:54 | E 17 | 16.09 | A Few Clouds | FEW150 | 1.7 | -1.7 | 78% | -2 | 76.45 | 1019.3 | ||||||
| 27 | 15:54 | E 19 | 16.09 | A Few Clouds | FEW150 | 1.1 | -2.8 | 76% | -3 | 76.43 | 1018.8 | ||||||
| 27 | 14:54 | E 20 | 16.09 | A Few Clouds | FEW200 | 1.1 | -3.9 | 70% | -3 | 76.43 | 1018.8 | ||||||
| 27 | 13:54 | E 15 | 16.09 | A Few Clouds | FEW200 | 1.7 | -6.7 | 54% | -2 | 76.43 | 1018.9 | ||||||
| 27 | 12:54 | SE 7 | 16.09 | A Few Clouds | FEW200 | 2.2 | -9.4 | 2.2 | -3.9 | 42% | 0 | 76.45 | 1019.1 | ||||
| 27 | 11:54 | SE 13 | 16.09 | A Few Clouds | FEW180 | 0.6 | -9.4 | 48% | -3 | 76.5 | 1019.9 | ||||||
| 27 | 10:54 | E 6 | 16.09 | A Few Clouds | FEW180 | 0 | -10 | 47% | 76.53 | 1020.3 | |||||||
| 27 | 09:54 | Calm | 16.09 | A Few Clouds | FEW180 | -0.6 | -11.7 | 43% | 76.58 | 1020.7 | |||||||
| 27 | 08:54 | NW 7 | 16.09 | Fair | CLR | -1.7 | -11.1 | 49% | -4 | 76.53 | 1020.2 | ||||||
| 27 | 07:54 | NW 9 | 16.09 | A Few Clouds | FEW220 | -2.8 | -11.7 | 51% | -6 | 76.5 | 1019.8 | ||||||
| 27 | 06:54 | NW 13 | 16.09 | A Few Clouds | FEW220 | -3.3 | -11.7 | -0.6 | -3.9 | 53% | -8 | 76.43 | 1018.8 | ||||
| 27 | 05:54 | NW 17 | 16.09 | A Few Clouds | FEW220 | -3.3 | -11.7 | 53% | -8 | 76.38 | 1018.0 | ||||||
| 27 | 04:54 | NW 15 | 16.09 | A Few Clouds | FEW220 | -3.3 | -11.7 | 53% | -8 | 76.33 | 1017.5 | ||||||
| 27 | 03:54 | NW 13 | 16.09 | A Few Clouds | FEW110 FEW200 | -2.8 | -11.1 | 53% | -7 | 76.28 | 1016.9 | ||||||
| 27 | 02:54 | NW 15 | 16.09 | A Few Clouds | FEW250 | -2.2 | -10.6 | 53% | -7 | 76.2 | 1015.9 | ||||||
| 27 | 01:54 | NW 11 | 16.09 | Fair | CLR | -1.7 | -10 | 54% | -5 | 76.17 | 1015.5 | ||||||
| 27 | 00:54 | NW 11 | 16.09 | A Few Clouds | FEW250 | -1.1 | -10 | 3.9 | -1.1 | 51% | -5 | 76.15 | 1015.0 | ||||
| 26 | 23:54 | NW 9 | 16.09 | A Few Clouds | FEW250 | 0 | -10 | 47% | -3 | 76.12 | 1014.7 | ||||||
| 26 | 22:54 | NW 11 | 16.09 | Partly Cloudy | FEW120 SCT250 | 0.6 | -9.4 | 48% | -2 | 76.07 | 1014.2 | ||||||
| 26 | 21:54 | NW 19 | 16.09 | Partly Cloudy | FEW120 SCT250 | 1.1 | -9.4 | 46% | -3 | 76.05 | 1013.6 | ||||||
| 26 | 20:54 | NW 15 | 16.09 | Partly Cloudy | FEW120 SCT250 | 2.2 | -8.3 | 46% | -1 | 76.02 | 1013.4 | ||||||
| 26 | 19:54 | NW 13 | 16.09 | Partly Cloudy | FEW110 SCT220 | 3.3 | -7.8 | 44% | 0 | 75.97 | 1012.7 | ||||||
| 26 | 18:54 | NW 13 | 16.09 | Mostly Cloudy | FEW110 SCT140 BKN210 | 3.9 | -7.2 | 6.1 | 3.9 | 45% | 1 | 75.9 | 1011.9 | ||||
| 26 | 17:54 | NW 15 | 16.09 | Mostly Cloudy | SCT100 BKN140 BKN220 | 5.6 | -8.3 | 36% | 3 | 75.84 | 1011.1 | ||||||
| 26 | 16:54 | W 15 | 16.09 | Mostly Cloudy | SCT110 BKN160 BKN220 | 5.6 | -7.2 | 40% | 3 | 75.82 | 1010.8 | ||||||
| 26 | 15:54 | W 17 | 16.09 | Mostly Cloudy | FEW130 FEW180 BKN250 | 5.6 | -8.3 | 36% | 3 | 75.79 | 1010.4 | ||||||
| 26 | 14:54 | W 19 | 16.09 | Mostly Cloudy | FEW130 FEW180 BKN250 | 6.1 | -8.3 | 35% | 3 | 75.79 | 1010.3 | ||||||
| 26 | 13:54 | W 19 | 16.09 | Mostly Cloudy | FEW180 BKN250 | 5.6 | -8.3 | 36% | 2 | 75.77 | 1009.9 | ||||||
| 26 | 12:54 | W 13 | 16.09 | Partly Cloudy | FEW180 SCT250 | 5 | -7.8 | 5 | 1.1 | 39% | 2 | 75.82 | 1010.8 | ||||
| 26 | 11:54 | W 24 G 31 | 16.09 | A Few Clouds | FEW250 | 5 | -8.3 | 38% | 1 | 75.84 | 1011.0 | ||||||
| 26 | 10:54 | W 19 G 35 | 16.09 | Fair | CLR | 3.9 | -8.9 | 39% | 0 | 75.87 | 1011.4 | ||||||
| 26 | 09:54 | W 20 G 39 | 16.09 | Partly Cloudy | FEW090 SCT250 | 2.8 | -8.3 | 44% | -1 | 75.9 | 1011.6 | ||||||
| 26 | 08:54 | W 19 G 35 | 16.09 | A Few Clouds | FEW090 FEW250 | 2.2 | -6.7 | 52% | -2 | 75.84 | 1011.0 | ||||||
| 26 | 07:54 | W 15 | 16.09 | A Few Clouds | FEW090 FEW250 | 2.2 | -3.3 | 67% | -1 | 75.84 | 1011.0 | ||||||
| 26 | 06:54 | W 15 | 16.09 | A Few Clouds | FEW080 FEW250 | 1.1 | -2.2 | 2.2 | -1.1 | 79% | -3 | 75.74 | 1009.8 | ||||
| 26 | 05:54 | SW 13 | 16.09 | A Few Clouds | FEW080 FEW250 | 0 | -2.2 | 85% | -4 | 75.67 | 1008.6 | ||||||
| 26 | 04:54 | SW 6 | 16.09 | A Few Clouds | FEW080 FEW250 | 0 | -1.7 | 88% | 75.57 | 1007.4 | |||||||
| 26 | 03:54 | W 11 | 16.09 | A Few Clouds | FEW250 | 2.2 | -1.7 | 76% | -1 | 75.49 | 1006.3 | ||||||
| 26 | 02:54 | SW 13 | 16.09 | Partly Cloudy | FEW070 SCT110 | 0.6 | -2.2 | 82% | -3 | 75.49 | 1006.2 | ||||||
| 26 | 01:54 | W 13 | 16.09 | Mostly Cloudy | FEW065 BKN110 BKN190 | 2.2 | -1.7 | 76% | -1 | 75.49 | 1006.4 | ||||||
| Date | Time (est) | Wind (kph) | Vis. (km) | Weather | Sky Cond. | Air | Dwpt | Max. | Min. | Relative Humidity | Wind Chill (°C) | Heat Index (°C) | altimeter (cm) | sea level (mb) | 1 hr | 3 hr | 6 hr |
| 6 hour | |||||||||||||||||
| Temperature (ºC) | Pressure | Precipitation (cm) | |||||||||||||||