Tansaaniya waxay ku taala koonfurta of the equator iyo guud ahaan ku raaxeeyso cimilada kulaylaha, marka laga reebo buuraha sare (sida Mount Kilimanjaro iyo Mount Meru ) halkaas oo heerkulku ka heli karaa hoos ka hooseeya, gaar ahaan habeenkii. Dhamaadka xeebta (fiiri heerkulka Daarusalaam), waxay u egtahay mid kulul iyo qoyan roobab culus oo la isku halleyn karo, gaar ahaan xilliga roobka. Tansaaniya waxay leedahay laba xilli roobaad, guud ahaan, roobabkii ugu cuslaa ee loo yaqaan ' Masika ' sida caadiga ah waxay badanaaba ka dhacaan bartamihii Maarso ilaa Maajo iyo roob yar (oo loo yaqaan mvuli ) laga bilaabo Nofeembar ilaa bartamihii Jannaayo.
Xilliga jiilaalka, oo leh heerkul qaboojiye, wuxuu soconayaa laga bilaabo Maajo ilaa Oktoobar.
Hoos u dhig si aad u aragto heerkulka aad ka filan karto Dar es Salaam (xeebta) .Ra'yi (Waqooyiga Tansaaniya) iyo Kigoma (Galbeedka Tansaaniya).
Daarusalaam waxay joogtaa sannad diirimaad oo qoyan oo qoyan oo leh qoyaan qoyan oo ka yimaada Ereyada Badweynta Hindiya. Roobku wuu dhici karaa bilkasta laakiin roobab culus ayaa ka da'aya bartamihii Maarso ilaa Maajo iyo Nofeembar illaa Janaayo.
Cimilada Dar es Salaam
| Bisha | Daadinta | Ugu badnaan | Ugu yaraan | Celceliska qorraxda | ||||
| gudaha | cm | F | C | F | C | Saacadaha | ||
| Janaayo | 2.6 | 6.6 | 88 | 31 | 77 | 25 | 8 | |
| Febraayo | 2.6 | 6.6 | 88 | 31 | 77 | 25 | 7 | |
| Maarso | 5.1 | 13.0 | 88 | 31 | 75 | 24 | 7 | |
| Abriil | 11.4 | 29.0 | 86 | 30 | 73 | 23 | 5 | |
| Laga yaabaa | 7.4 | 18.8 | 84 | 29 | 72 | 22 | 7 | |
| Juun | 1.3 | 3.3 | 84 | 29 | 68 | 20 | 7 | |
| Julaay | 1.2 | 3.1 | 82 | 28 | 66 | 19 | 7 | |
| Ogosto | 1.0 | 2.5 | 82 | 28 | 66 | 19 | 9 | |
| Sebtembar | 1.2 | 3.1 | 82 | 28 | 66 | 19 | 9 | |
| Oktoobar | 1.6 | 4.1 | 84 | 29 | 70 | 21 | 9 | |
| November | 2.9 | 7.4 | 86 | 30 | 72 | 22 | 8 | |
| Diseembar | 3.6 | 9.1 | 88 | 31 | 75 | 24 | 8 | |
Kigoma waxay ku taala xeebaha Tanganyika ee galbeedka Tansaaniya . Heerkulku waa sanado aad u wanaagsan, inta u dhaxaysa 19 Celsius habeenkii iyo 29 Celsius inta lagu jiro maalintii.
Xilliyada roobabka waxay raacaan qaabka guud ee ka baxsan Tansaaniya, laakiin waa wax yar oo la saadaalin karo, roobabku intooda badani waxay dhacaan inta u dhexeysa Nofember iyo Abriil.
Cimilada Kigoma
| Bisha | Daadinta | Ugu badnaan | Ugu yaraan | Celceliska qorraxda | ||||
| gudaha | cm | F | C | F | C | Saacadaha | ||
| Janaayo | 4.8 | 12.2 | 80 | 27 | 66 | 19 | 9 | |
| Febraayo | 5.0 | 12.7 | 80 | 27 | 68 | 20 | 8 | |
| Maarso | 5.9 | 15.0 | 80 | 27 | 68 | 20 | 8 | |
| Abriil | 5.1 | 13.0 | 80 | 27 | 66 | 19 | 8 | |
| Laga yaabaa | 1.7 | 4.3 | 82 | 28 | 66 | 19 | 8 | |
| Juun | 0.2 | 0.5 | 82 | 28 | 64 | 18 | 9 | |
| Julaay | 0.1 | 0.3 | 82 | 28 | 62 | 17 | 10 | |
| Ogosto | 0.2 | 0.5 | 84 | 29 | 64 | 18 | 10 | |
| Sebtembar | 0.7 | 1.8 | 84 | 29 | 66 | 19 | 9 | |
| Oktoobar | 1.9 | 4.8 | 84 | 29 | 70 | 21 | 9 | |
| November | 5.6 | 14.2 | 80 | 27 | 68 | 20 | 7 | |
| Diseembar | 5.3 | 13.5 | 79 | 26 | 66 | 19 | 7 | |
Arusha ayaa ku taal bannaanka buurta Meru , ee labaad ee ugu wayn Tansaaniya. Kor u qaadista Arusha, oo ah 1400m macnaheedu waa heerkulku wali waa wareegsan yahay wareega sanadka oo qoyanaa habeenkii gaar ahaan xilliga cimilada laga bilaabo Juun ilaa Oktoobar. Heerkulku wuxuu u dhexeeyaa 13 illaa 30 darajo Celsius oo celcelis ahaan qiyaastii 25 darajo. Arusha ayaa ah barta ugu horreysa ee safarro ee waqooyiga Tansaaniya (Serengetiet, Ngorongoro) iyo sidoo kale kuwa isku dayaya inay kor u qaadaan Mount Kilimanjaro iyo Mount Meru .
Cimilada Arusha
| Bisha | Daadinta | Ugu badnaan | Ugu yaraan | Celceliska qorraxda | ||||
| gudaha | cm | F | C | F | C | Saacadaha | ||
| Janaayo | 2.7 | 6.6 | 82 | 28 | 57 | 14 | - | |
| Febraayo | 3.2 | 7.7 | 84 | 29 | 57 | 14 | - | |
| Maarso | 5.7 | 13.8 | 82 | 28 | 59 | 15 | - | |
| Abriil | 9.1 | 22.3 | 77 | 25 | 61 | 16 | - | |
| Laga yaabaa | 3.4 | 8.3 | 73 | 23 | 59 | 15 | - | |
| Juun | 0.7 | 1.7 | 72 | 22 | 55 | 13 | - | |
| Julaay | 0.3 | 0.8 | 72 | 22 | 54 | 12 | - | |
| Ogosto | 0.3 | 0.7 | 73 | 23 | 55 | 13 | - | |
| Sebtembar | 0.3 | 0.8 | 77 | 25 | 54 | 12 | - | |
| Oktoobar | 1.0 | 2.4 | 81 | 27 | 57 | 14 | - | |
| November | 4.9 | 11.9 | 81 | 27 | 59 | 15 | - | |
| Diseembar | 3.0 | 7.7 | 81 | 27 | 57 | 14 | - | |