| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 7.5° | 1.7° | — | — | 54 |
| February | 8.4° | 2.1° | — | — | 57 |
| March | 10.6° | 3° | — | — | 64 |
| April | 13.6° | 4.4° | — | — | 74 |
| May | 16.7° | 7.4° | — | — | 83 |
| June | 19.5° | 10.2° | — | — | 92 |
| July | 21.6° | 12.2° | — | — | 94 |
| August | 21° | 12.2° | — | — | 94 |
| September | 18.5° | 10.3° | — | — | 89 |
| October | 14.7° | 7.8° | — | — | 77 |
| November | 10.4° | 4.3° | — | — | 63 |
| December | 7.9° | 2.2° | — | — | 55 |
January in Halesowen averages a daily high of 7.5°C with nights around 1.7°C. Demanding conditions — pack for it and plan indoor options.
February in Halesowen averages a daily high of 8.4°C with nights around 2.1°C. Generally workable, with some weather to plan around.
March in Halesowen averages a daily high of 10.6°C with nights around 3°C. Generally workable, with some weather to plan around.
April in Halesowen averages a daily high of 13.6°C with nights around 4.4°C. Generally workable, with some weather to plan around.
May in Halesowen averages a daily high of 16.7°C with nights around 7.4°C. Comfortable conditions for being outdoors all day.
June in Halesowen averages a daily high of 19.5°C with nights around 10.2°C. Comfortable conditions for being outdoors all day.
July in Halesowen averages a daily high of 21.6°C with nights around 12.2°C. Comfortable conditions for being outdoors all day.
August in Halesowen averages a daily high of 21°C with nights around 12.2°C. Comfortable conditions for being outdoors all day.
September in Halesowen averages a daily high of 18.5°C with nights around 10.3°C. Comfortable conditions for being outdoors all day.
October in Halesowen averages a daily high of 14.7°C with nights around 7.8°C. Comfortable conditions for being outdoors all day.
November in Halesowen averages a daily high of 10.4°C with nights around 4.3°C. Generally workable, with some weather to plan around.
December in Halesowen averages a daily high of 7.9°C with nights around 2.2°C. Generally workable, with some weather to plan around.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Halesowen peaks at 94.
Based on 30 years of records, June–September scores highest for comfort in Halesowen, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 21.6°C.
January is the wettest, averaging —mm of rain across roughly — wet days.
January is the coolest month, with average daily highs around 7.5°C.