The weather in Oslo can often be very hard to predict. A nice, sunny day can suddenly get a heavy rainfall in the afternoon before it clears up again at night. Other times it can rain concistently for days. But it is also possible to have weeks without too much rain.
Here is the average rainfall in Oslo, Norway:
| Month |
Average rainfall (mm) |
| January |
49 |
| February |
35 |
| March |
26 |
| April |
43 |
| May |
44 |
| June |
70 |
| July |
82 |
| August |
95 |
| September |
81 |
| October |
74 |
| November |
68 |
| December |
63 |
|
