Weather tomorrow: Somerville

Forecast for tomorrow, 28 September: overcast and light rain. The daily air temperature range is 13 to 15 °C. Chance of precipitation tomorrow according to the daily forecast: 90%. Forecast precipitation amount: 6.4 mm. Wind from the north at 6.7 m/s.

monday 28 september

Overcast and light rain

Overcast and light rain, Precipitation probability 90%, Sunrise 06:52, Sunset 18:45, 28.09.2026

+15°

+13°

Sunset 18:45

G/m activity 2

Precipitation probability 90%

Precipitation 6.4 mm

Wind 6.7 m/s

Pressure 1007.9 hPa

Index UV 0

Humidity 93%

Sunrise 06:52

Moon Waning Gibbous

Sunrise 06:52

Sunset 18:45

G/m activity 2

Moon Waning Gibbous

Overcast and light rain
night
+15°
Overcast and light rain
morning
+16°
Overcast and light rain
day
+15°
Overcast and showers
evening
+14°
Time
Description
Temperature
Precipitation probability
Precipitation
Wind

00:00

Overcast and light rain

15°

62 %
0.4 mm

NE

3.9 m/s

01:00

Overcast and light rain

15°

63 %
0.4 mm

NE

3.9 m/s

02:00

Overcast and light rain

15°

65 %
0.5 mm

NE

4.2 m/s

03:00

Overcast and light rain

15°

76 %
1 mm

NE

4.2 m/s

04:00

Overcast and light rain

16°

79 %
1.4 mm

N

4.4 m/s

05:00

Overcast and light rain

16°

76 %
1 mm

N

4.4 m/s

06:00

Overcast and light rain

16°

74 %
0.9 mm

N

4.4 m/s

07:00

Overcast and light rain

15°

66 %
0.5 mm

N

4.7 m/s

08:00

Overcast and light rain

15°

67 %
0.5 mm

N

4.7 m/s

09:00

Overcast and light rain

15°

66 %
0.5 mm

N

4.7 m/s

10:00

Overcast and light rain

15°

69 %
0.6 mm

N

3.9 m/s

11:00

Overcast and light rain

15°

72 %
0.8 mm

N

3.6 m/s

12:00

Overcast and light rain

15°

73 %
0.8 mm

N

3.6 m/s

13:00

Overcast and light rain

15°

70 %
0.7 mm

N

3.6 m/s

14:00

Overcast and light rain

15°

66 %
0.5 mm

N

4.2 m/s

15:00

Overcast and light rain

15°

67 %
0.5 mm

N

4.4 m/s

16:00

Overcast and light rain

14°

66 %
0.5 mm

N

4.7 m/s

17:00

Overcast and showers

14°

47 %
0.1 mm

N

5 m/s

18:00

Overcast and showers

14°

43 %
0.1 mm

N

4.7 m/s

19:00

Overcast and showers

14°

41 %
0.1 mm

N

4.2 m/s

20:00

Overcast and showers

14°

35 %
-

N

3.9 m/s

21:00

Overcast and showers

14°

33 %
-

N

3.9 m/s

22:00

Overcast and showers

13°

33 %
-

N

3.9 m/s

23:00

Overcast and showers

13°

34 %
-

N

3.6 m/s

What is the atmospheric pressure in Somerville tomorrow?

Pressure adjusted for location elevation. Location elevation: 18 m relative to sea level

Forecast for 28.09.2026 · Local time

Pressure: 1002.6–1010.6 hPa.

Minimum: 1002.6 hPa00:00–05:00

Maximum: 1010.6 hPa22:00–23:00

Largest change over 3 hours: +2.7 hPa · 14:00–17:00
First of 3 intervals with the same change magnitude shown.

hPa · Change over the previous 3 hours

1002.6 00:00 —
1002.6 01:00 —
1002.6 02:00 —
1002.6 03:00 0
1002.6 04:00 0
1002.6 05:00 0
1003.9 06:00 +1.3
1003.9 07:00 +1.3
1003.9 08:00 +1.3
1005.3 09:00 +1.3
1005.3 10:00 +1.3
1005.3 11:00 +1.3
1005.3 12:00 0
1005.3 13:00 0
1005.3 14:00 0
1005.3 15:00 0
1006.6 16:00 +1.3
1007.9 17:00 +2.7
1007.9 18:00 +2.7
1009.3 19:00 +2.7
1009.3 20:00 +1.3
1009.3 21:00 +1.3
1010.6 22:00 +1.3
1010.6 23:00 +1.3

Colours show pressure relative to this day’s range

Lower · 1002.6 Scale midpoint · 1006.6 Higher · 1010.6 Largest change over 3 hours

What is the chance of precipitation in Somerville tomorrow?

Chance of precipitation tomorrow according to the daily forecast: 90%.

Precipitation for tomorrow

Hourly precipitation forecast
00:00 Amount of precipitation in millimeters (mm): 0.4 mm Probability of precipitation in percent (%): 62%
01:00 Amount of precipitation in millimeters (mm): 0.4 mm Probability of precipitation in percent (%): 63%
02:00 Amount of precipitation in millimeters (mm): 0.5 mm Probability of precipitation in percent (%): 65%
03:00 Amount of precipitation in millimeters (mm): 1 mm Probability of precipitation in percent (%): 76%
04:00 Amount of precipitation in millimeters (mm): 1.4 mm Probability of precipitation in percent (%): 79%
05:00 Amount of precipitation in millimeters (mm): 1 mm Probability of precipitation in percent (%): 76%
06:00 Amount of precipitation in millimeters (mm): 0.9 mm Probability of precipitation in percent (%): 74%
07:00 Amount of precipitation in millimeters (mm): 0.5 mm Probability of precipitation in percent (%): 66%
08:00 Amount of precipitation in millimeters (mm): 0.5 mm Probability of precipitation in percent (%): 67%
09:00 Amount of precipitation in millimeters (mm): 0.5 mm Probability of precipitation in percent (%): 66%
10:00 Amount of precipitation in millimeters (mm): 0.6 mm Probability of precipitation in percent (%): 69%
11:00 Amount of precipitation in millimeters (mm): 0.8 mm Probability of precipitation in percent (%): 72%
12:00 Amount of precipitation in millimeters (mm): 0.8 mm Probability of precipitation in percent (%): 73%
13:00 Amount of precipitation in millimeters (mm): 0.7 mm Probability of precipitation in percent (%): 70%
14:00 Amount of precipitation in millimeters (mm): 0.5 mm Probability of precipitation in percent (%): 66%
15:00 Amount of precipitation in millimeters (mm): 0.5 mm Probability of precipitation in percent (%): 67%
16:00 Amount of precipitation in millimeters (mm): 0.5 mm Probability of precipitation in percent (%): 66%
17:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 47%
18:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 43%
19:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 41%
20:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 35%
21:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 33%
22:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 33%
23:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 34%

Somerville weather tomorrow: morning, afternoon and evening

Morning: overcast and light rain, +16 °C. Afternoon: overcast and light rain, +15 °C. Evening: overcast and showers, +14 °C.

According to the hourly forecast, tomorrow's highest temperature is expected from 04:00 to 06:00, at around +16 °C. Times are local.

Tomorrow's strongest winds are expected at 17:00 (from the north). The lightest winds are expected from 11:00 to 13:00 (from the north); at 23:00 (from the north). Times are local.

Temperature and wind for tomorrow

+15° +15° +16° +15° +15° +15° +14° +14° 3.9 m/s 4.2 m/s 4.4 m/s 4.7 m/s 3.6 m/s 4.4 m/s 4.7 m/s 3.9 m/s
00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
- Wind direction and speed, m/s
- Temperature, °C

What geomagnetic activity is forecast for Somerville tomorrow?

The highest forecast Kp index for tomorrow is 2.

Magnetic storm tomorrow

00:00 2
03:00 2
06:00 2
09:00 2
12:00 1
15:00 1
18:00 2
21:00 2

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