gb Flag

Saint Helier Weather in September, United Kingdom

Slide and Tap Other Months

  • What is Average Temperature?
    The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

    Temperature

    15°C
    60°F
  • What is Average High Low Temperature?
    The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

    High Temperature

    18°C
    64°F
  • What is Average High Low Temperature?
    The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

    Low Temperature

    13°C
    55°F
  • What are Average Daily Sunshine Hours?
    Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer

    Sunshine Hours

    6 hours
  • What is Average Rainfall?
    The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

    Rainfall Days

    17 days
  • What is Average Rainfall?
    The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

    Rainfall

    10 mm

September, 2024

Sun
1 Avg 16º 61º
Mon
2 Avg 16º 61º
Tue
3 Avg 16º 61º
Wed
4 Avg 17º 63º
Thu
5 Avg 16º 61º
Fri
6 Avg 16º 61º
Sat
7 Avg 15º 59º
8 Avg 16º 61º
9 Avg 17º 63º
10 Avg 17º 63º
11 Avg 15º 59º
12 Avg 16º 61º
13 Avg 15º 59º
14 Avg 15º 59º
15 Avg 15º 59º
16 Avg 15º 59º
17 Avg 16º 61º
18 Avg 16º 61º
19 Avg 15º 59º
20 Avg 15º 59º
21 Avg 14º 57º
22 Avg 15º 59º
23 Avg 14º 57º
24 Avg 15º 59º
25 Avg 15º 59º
26 Avg 16º 61º
27 Avg 16º 61º
28 Avg 17º 63º
29 Avg 17º 63º
30 Avg 15º 59º
Forecast
Avg Historical Daily Average
Search for your next stay in Saint Helier Choose from millions of homes, hotels and other properties all over the world